-----BEGIN PRIVACY-ENHANCED MESSAGE----- Proc-Type: 2001,MIC-CLEAR Originator-Name: webmaster@www.sec.gov Originator-Key-Asymmetric: MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB MIC-Info: RSA-MD5,RSA, Lxyr4VZHdexUdLB3zyQIVzdca4od9JG2UKFnCD18a5rqTCD22PYlN3za8FUyOzik Htx6RuLttwTIZqZcwDYKcA== 0001193125-05-031680.txt : 20050217 0001193125-05-031680.hdr.sgml : 20050217 20050217094733 ACCESSION NUMBER: 0001193125-05-031680 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20041231 FILED AS OF DATE: 20050217 DATE AS OF CHANGE: 20050217 EFFECTIVENESS DATE: 20050217 FILER: COMPANY DATA: COMPANY CONFORMED NAME: ESSEX INVESTMENT MANAGEMENT CO LLC CENTRAL INDEX KEY: 0000201772 IRS NUMBER: 004260191 STATE OF INCORPORATION: MA FISCAL YEAR END: 1130 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-00878 FILM NUMBER: 05622742 BUSINESS ADDRESS: STREET 1: 125 HIGH STREET CITY: SOUTH BOSTON STATE: MA ZIP: 02110 BUSINESS PHONE: 6174824870 FORMER COMPANY: FORMER CONFORMED NAME: ESSEX INVESTMENT MANAGEMENT CO INC DATE OF NAME CHANGE: 19920929 13F-HR 1 d13fhr.txt FORM 13F /------------------------------/ / OMB APPROVAL / /------------------------------/ / OMB Number: 3235-0006 / / Expires: December 31, 2006 / / Estimated average burden / / hours per response.... 22.8 / /------------------------------/ UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 13F Form 13F COVER PAGE Report for the Calendar Year or Quarter Ended: 12/31/2004 -------------- Check here if Amendment [ ]; Amendment Number: -------------- This Amendment (Check only one.): [ ] is a restatement. [ ] adds new holdings entries. Institutional Investment Manager Filing this Report: Name: Essex Investment Management Co., LLC --------------------------------------------- Address: 125 High Street 29th Floor --------------------------------------------- Boston MA. 02110 --------------------------------------------- --------------------------------------------- Form 13F File Number: 28- ----------------- The institutional investment manager filing this report and the person by whom it is signed hereby represent that the person signing the report is authorized to submit it, that all information contained herein is true, correct and complete, and that it is understood that all required items, statements, schedules, lists, and tables, are considered integral parts of this form. Person Signing this Report on Behalf of Reporting Manager: Name: Michael S. McCarthy --------------------------------------------- Title: Senior Vice President - Operations --------------------------------------------- Phone: (617) 342-3241 --------------------------------------------- Signature, Place, and Date of Signing: /s/ Michael S. McCarthy Boston, MA 2/15/05 ------------------------------ ----------------------- --------------- [Signature] [City, State] [Date] Report Type (Check only one.): [X] 13F HOLDINGS REPORT. (Check here if all holdings of this reporting manager are reported in this report.) [ ] 13F NOTICE. (Check here if no holdings reported are in this report, and all holdings are reported by other reporting manager(s).) [ ] 13F COMBINATION REPORT. (Check here if a portion of the holdings for this reporting manager are reported in this report and a portion are reported by other reporting manager(s).) List of Other Managers Reporting for this Manager: [If there are no entries in this list, omit this section.] Form 13F File Number Name 28- Affiliated Managers Group, Inc. ------------------ ------------------------------- [Repeat as necessary.] Form 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 1 ---------- Form 13F Information Table Entry Total: 661 ---------- Form 13F Information Table Value Total: $5,003,900 ---------- (thousands) List of Other Included Managers: Provide a numbered list of the name(s) and Form 13F file number(s) of all institutional investment managers with respect to which this report is filed, other than the manager filing this report. [If there are no entries in this list, state "NONE" and omit the column headings and list entries.] No. Form 13F File Number Name 1 28- Affiliated Managers Group, Inc. ---- --------------------- ------------------------------- [Repeat as necessary.] FORM 13F INFORMATION TABLE
COLUMN 1 COLUMN 2 COLUMN 3 COLUMN 4 COLUMN 5 COLUMN 6 COLUMN 7 COLUMN 8 - ------------------------------------------------------------------------------------------------------------------------------------ NAME OF TITLE OF VALUE SHRS OR SH/ PUT/ INVESTMENT OTHER VOTING AUTHORITY ISSUER CLASS CISIP (x$1000) PRN AMT PRN CALL DISCRETION MANAGERS SOLE SHARED NONE - ------------------------------------------------------------------------------------------------------------------------------------ - ------------------------------------------------------------------------------------------------------------------------------------ - ------------------------------------------------------------------------------------------------------------------------------------ - ------------------------------------------------------------------------------------------------------------------------------------ - ------------------------------------------------------------------------------------------------------------------------------------ - ------------------------------------------------------------------------------------------------------------------------------------ - ------------------------------------------------------------------------------------------------------------------------------------ - ------------------------------------------------------------------------------------------------------------------------------------ - ------------------------------------------------------------------------------------------------------------------------------------
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 1 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ A C MOORE ARTS & CRAFTS COMMON 00086T103 170699 5925 5925 5925 ATI TECHNOLOGIES INC COMMON 001941103 864309 44575 44575 44575 ABBOTT LABS COMMON 002824100 632807 13565 13565 13565 ACCREDO HEALTH INC COMMON 00437V104 6753978 243650 243650 240850 2800 ACTIVISION INC NEW COMMON 004930202 4485005 222250 222250 219150 3100 ACTUANT CORP COMMON 00508X203 2138150 41000 41000 41000 ADVANCED MEDICAL OPTICS COMMON 00763M108 802230 19500 19500 19500 AEROFLEX INC COMMON 007768104 36360 3000 3000 3000 AFFILIATED MANAGERS GROU COMMON 008252108 10205099 150651 150651 150651 AGNICO EAGLE MINES LTD COMMON 008474108 19250 1400 1400 1400 AIRTRAN HLDGS INC COMMON 00949P108 12205490 1140700 1140700 1131690 9010 AKAMAI TECHNOLOGIES INC COMMON 00971T101 1296485 99500 99500 99500 ALAMOSA HLDGS INC COMMON 011589108 4492941 360300 360300 360300 ALCAN INC COMMON 013716105 122600 2500 2500 2500 ALCOA INC COMMON 013817101 78550 2500 2500 2500 ALCATEL COMMON 013904305 1775568 113600 113600 113600 ALEXANDER & BALDWIN INC COMMON 014482103 572670 13500 13500 7200 6300 ALICO INC COMMON 016230104 40950 700 700 700 ALLIANCE DATA SYSTEMS CO COMMON 018581108 20570710 433250 433250 431350 1900 --------- --------- --------- --------- --------- COLUMN TOTALS 67263851 2912066 2912066 2888956 23110
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 2 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ ALLIANCE GAMING CORP COMMON 01859P609 8732408 632325 632325 628925 3400 ALLIED HLDGS INC COMMON 019223106 9537 3300 3300 3300 ALTERA CORP COMMON 021441100 517500 25000 25000 25000 ALTIRIS INC COMMON 02148M100 22397075 632150 632150 627400 4750 AMAZON COM INC COMMON 023135106 17273 390 390 390 AMBAC FINL GROUP INC COMMON 023139108 49278 600 600 600 AMERICA MOVIL S A DE C V COMMON 02364W105 1565265 29900 29900 29900 AMERICAN ELEC PWR INC COMMON 025537101 728008 21200 21200 21200 AMERICAN EXPRESS CO COMMON 025816109 627398 11130 11130 11130 AMERICAN HEALTHWAYS INC COMMON 02649V104 14806876 448150 448150 441450 6700 AMERICAN INTL GROUP INC COMMON 026874107 42362732 645085 645085 589072 56013 AMERICAN MED SYS HLDGS I COMMON 02744M108 17752317 424595 424595 421880 2715 AMGEN INC COMMON 031162100 5685294 88625 88625 88625 AMPHENOL CORP NEW COMMON 032095101 6859358 186700 186700 184800 1900 AMYLIN PHARMACEUTICALS I COMMON 032346108 495232 21200 21200 21200 ANADARKO PETE CORP COMMON 032511107 3938504 60770 60770 54345 6425 ANADIGICS INC COMMON 032515108 351563 93750 93750 93750 ANALOG DEVICES INC COMMON 032654105 946629 25640 25640 25640 ANHEUSER BUSCH COS INC COMMON 035229103 309453 6100 6100 6100 --------- --------- --------- --------- --------- COLUMN TOTALS 128151699 3356610 3356610 3274707 81903
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 3 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ ANTEON INTL CORP COMMON 03674E108 54418 1300 1300 1300 APACHE CORP COMMON 037411105 47367048 936663 936663 868971 67692 APOLLO GROUP INC COMMON 037604105 6559625 81274 81274 81274 APPLE COMPUTER INC COMMON 037833100 1294440 20100 20100 18100 2000 APPLERA CORP COMMON 038020103 8364 400 400 400 APPLIED MATLS INC COMMON 038222105 10577462 618565 618565 591340 27225 AQUANTIVE INC COMMON 03839G105 1971449 220520 220520 184375 36145 ARCH COAL INC COMMON 039380100 88850 2500 2500 2500 ARCHIPELAGO HLDG INC COMMON 03957A104 24854482 1184675 1184675 1140735 43940 ARIAD PHARMACEUTICALS IN COMMON 04033A100 2025047 272550 272550 266000 6550 ARIBA INC COMMON 04033V203 78667 4739 4739 1889 2850 ARTHROCARE CORP COMMON 043136100 1264767 39450 39450 39450 ASCENTIAL SOFTWARE CORP COMMON 04362P207 2180647 133700 133700 133700 ASK JEEVES INC COMMON 045174109 3811741 142495 142495 136895 5600 ATWOOD OCEANICS INC COMMON 050095108 62520 1200 1200 1200 AUDIBLE INC COMMON 05069A302 9659340 370800 370800 365600 5200 AUTODESK INC COMMON 052769106 1677390 44200 44200 44200 AUTOMATIC DATA PROCESSIN COMMON 053015103 108436 2445 2445 645 1800 AVID TECHNOLOGY INC COMMON 05367P100 29995001 485749 485749 481724 4025 --------- --------- --------- --------- --------- COLUMN TOTALS 143639692 4563325 4563325 4360298 203027
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 4 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ AVENTAIL SER E COMMON 053990107 2750000 2750000 2750000 2750000 AVON PRODS INC COMMON 054303102 3867872 99945 99945 87305 12640 BJ SVCS CO COMMON 055482103 51514847 1106894 1106894 1056874 50020 BP PLC COMMON 055622104 291650 4994 4994 986 4008 BOWSTREET SER D COMMON 056990104 189584 208334 208334 208334 BAKER HUGHES INC COMMON 057224107 520787 12205 12205 10980 1225 BANK OF AMERICA CORP COMMON 060505104 133640 2844 2844 2844 BANK NEW YORK INC COMMON 064057102 50063 1498 1498 1498 BARD C R INC COMMON 067383109 2005773 31350 31350 31350 BARRICK GOLD CORP COMMON 067901108 303961 12550 12550 8800 3750 BARR PHARMACEUTICALS INC COMMON 068306109 12364110 271500 271500 271500 BARRETT BILL CORP COMMON 06846N104 4446610 139000 139000 137210 1790 BAXTER INTL INC COMMON 071813109 1556027 45050 45050 45050 BECKMAN COULTER INC COMMON 075811109 12642353 188720 188720 181470 7250 BECTON DICKINSON & CO COMMON 075887109 1340480 23600 23600 23600 BED BATH & BEYOND INC COMMON 075896100 31598135 793325 793325 749302 44023 BELLSOUTH CORP COMMON 079860102 719400 25887 25887 25887 BEST BUY INC COMMON 086516101 22954540 386310 386310 369560 16750 BIOENVISION INC COMMON 09059N100 34048 3800 3800 3800 --------- --------- --------- --------- --------- COLUMN TOTALS 149283878 6107806 6107806 3008016 3099790
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 5 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ BIOMET INC COMMON 090613100 108475 2500 2500 2500 BIOGEN IDEC INC COMMON 09062X103 42361296 635960 635960 596640 39320 BLACKBOARD INC COMMON 091935502 1659090 112025 112025 109290 2735 BLUE NILE INC COMMON 09578R103 927342 33575 33575 30240 3335 BOSTON SCIENTIFIC CORP COMMON 101137107 24006915 675300 675300 644245 31055 BOTTOMLINE TECH DEL INC COMMON 101388106 8676 600 600 600 BRIGGS & STRATTON CORP COMMON 109043109 7087311 170450 170450 170450 BROCADE COMMUNICATIONS S COMMON 111621108 1893956 247900 247900 247900 BROOKLINE BANCORP INC DE COMMON 11373M107 131556 8061 8061 8061 BROOKTROUT INC COMMON 114580103 60050 5000 5000 5000 BRUNSWICK CORP COMMON 117043109 50414018 1018465 1018465 974465 44000 BURLINGTON RES INC COMMON 122014103 87000 2000 2000 2000 CB RICHARD ELLIS GROUP I COMMON 12497T101 17268521 514710 514710 497845 16865 C H ROBINSON WORLDWIDE I COMMON 12541W100 6001712 108100 108100 105350 2750 CKE RESTAURANTS INC COMMON 12561E105 5833020 402000 402000 399300 2700 CMGI INC COMMON 125750109 997305 391100 391100 391100 CSG SYS INTL INC COMMON 126349109 8161615 436450 436450 434050 2400 CUNO INC COMMON 126583103 35640 600 600 600 CABOT CORP COMMON 127055101 9840192 254400 254400 254400 --------- --------- --------- --------- --------- COLUMN TOTALS 176883688 5019196 5019196 4874036 145160
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 6 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ CAMDEN NATL CORP COMMON 133034108 11823 300 300 300 CAMECO CORP COMMON 13321L108 1095787 10450 10450 10450 CANADIAN GOLD MAPLE LEAF COMMON 135994101 72393 181 181 181 CAPTIVA SOFTWARE CORP DE COMMON 14073T109 12180574 1196520 1196520 1180320 16200 CAREMARK RX INC COMMON 141705103 16246343 412030 412030 397880 14150 CARMAX INC COMMON 143130102 77625 2500 2500 2500 CARNIVAL CORP COMMON 143658300 22500769 390435 390435 370435 20000 CATERPILLAR INC DEL COMMON 149123101 1078948 11065 11065 10065 1000 CEMEX S A COMMON 151290889 76482 2100 2100 2100 CEPHALON INC COMMON 156708109 10417680 204750 204750 204750 CERNER CORP COMMON 156782104 2659 50 50 50 CERETEK LLC UNITS COMMON 156992109 0 1681 1681 1681 CHARLES RIV LABS INTL IN COMMON 159864107 7762899 168722 168722 168098 624 CHEESECAKE FACTORY INC COMMON 163072101 516241 15899 15899 15899 CHESAPEAKE ENERGY CORP COMMON 165167107 8093993 490545 490545 479645 10900 CHEVRONTEXACO CORP COMMON 166764100 110271 2100 2100 2100 CHICAGO BRIDGE & IRON CO COMMON 167250109 140000 3500 3500 900 2600 CHICOS FAS INC COMMON 168615102 1227944 26970 26970 26970 CHINA NETCOM GROUP CORP COMMON 16940Q101 19411169 725380 725380 675765 49615 --------- --------- --------- --------- --------- COLUMN TOTALS 101023598 3665178 3665178 3550089 115089
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 7 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ CHROMAGEN SER F COMMON 170990105 500000 470588 470588 470588 CHUBB CORP COMMON 171232101 169180 2200 2200 2200 CINERGY CORP COMMON 172474108 832600 20000 20000 20000 CISCO SYS INC COMMON 17275R102 40821325 2112905 2112905 2000810 112095 CITADEL BROADCASTING COR COMMON 17285T106 6073972 375400 375400 375400 CITADEL SEC SOFTWARE INC COMMON 17288Q109 3898115 1499275 1499275 1492675 6600 CITIGROUP INC COMMON 172967101 27549469 571803 571803 543397 28406 CITY NATL CORP COMMON 178566105 12543908 177550 177550 177550 CLEAN HARBORS INC COMMON 184496107 537204 35600 35600 18800 16800 CLEVELAND CLIFFS INC COMMON 185896107 259650 2500 2500 2500 CLICK COMMERCE INC COMMON 18681D208 1961344 122050 122050 122050 COACH INC COMMON 189754104 101520 1800 1800 1800 COCA COLA CO COMMON 191216100 49968 1200 1200 1200 COEUR D ALENE MINES CORP COMMON 192108108 39300 10000 10000 10000 COGENT INC COMMON 19239Y108 3536775 107175 107175 98855 8320 COGNIZANT TECHNOLOGY SOL COMMON 192446102 5786511 136700 136700 136700 COLDWATER CREEK INC COMMON 193068103 79626294 2579407 2579407 2475348 104059 COLONIAL BANCGROUP INC COMMON 195493309 758208 35714 35714 35714 COMCAST CORP - CL A COMMON 20030N101 2230 67 67 67 --------- --------- ---------- --------- --------- COLUMN TOTALS 185047571 8261934 8261934 7512866 749068
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 8 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ COMCAST CORP - SP A COMMON 20030N200 3273655 99685 99685 98900 785 COMMERCE BANCSHARES INC COMMON 200525103 5603876 111631 111631 111631 COMPUTER SCIENCES CORP COMMON 205363104 9414 167 167 167 COMVERSE TECHNOLOGY INC COMMON 205862402 954284 39030 39030 39030 CONSOL ENERGY INC COMMON 20854P109 205250 5000 5000 5000 COOPER COS INC COMMON 216648402 3049488 43200 43200 40900 2300 COPART INC COMMON 217204106 86856 3300 3300 3300 CORPORATE EXECUTIVE BRD COMMON 21988R102 27382476 409060 409060 407060 2000 COSTCO WHSL CORP NEW COMMON 22160K105 2616125 54041 54041 41291 12750 COSTAR GROUP INC COMMON 22160N109 30218576 654365 654365 631895 22470 COTT CORP QUE COMMON 22163N106 24730 1000 1000 1000 COVANCE INC COMMON 222816100 13022906 336075 336075 333500 2575 CTRIP COM INTL LTD COMMON 22943F100 6752285 146725 146725 139845 6880 CUBIST PHARMACEUTICALS I COMMON 229678107 2017015 170500 170500 169500 1000 CUMMINS INC COMMON 231021106 93823015 1119740 1119740 1045205 74535 CUTTER & BUCK INC COMMON 232217109 46624 3200 3200 3200 CYMER INC COMMON 232572107 1153537 39050 39050 39050 CYTYC CORP COMMON 232946103 8894082 322600 322600 320900 1700 ITF OPTICAL TECH COMMON 232991109 970870 425820 425820 425820 --------- --------- --------- --------- --------- COLUMN TOTALS 200105063 3984189 3984189 3431374 552815
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 9 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ DRS TECHNOLOGIES INC COMMON 23330X100 10232248 239575 239575 236200 3375 D R HORTON INC COMMON 23331A109 26388942 654650 654650 621575 33075 DTE ENERGY CO COMMON 233331107 32348 750 750 750 DAWSON GEOPHYSICAL CO COMMON 239359102 54300 2500 2500 2500 DEERE & CO COMMON 244199105 11160 150 150 150 DELL INC COMMON 24702R101 55199692 1309912 1309912 1216167 93745 DENBURY RES INC COMMON 247916208 1419165 51700 51700 50500 1200 DESIGN WITHIN REACH INC COMMON 250557105 25608 1760 1760 1760 DEVON ENERGY CORP NEW COMMON 25179M103 194600 5000 5000 5000 DIAMOND OFFSHORE DRILLIN COMMON 25271C102 352440 8800 8800 8800 DIGITAL RIV INC COMMON 25388B104 3761544 90400 90400 90400 DIGITAS INC COMMON 25388K104 6685 700 700 700 DISCOVERY LABORATORIES I COMMON 254668106 1573312 198400 198400 198300 100 DISNEY WALT CO COMMON 254687106 38046385 1368575 1368575 1291550 77025 DOMINION RES INC VA NEW COMMON 25746U109 67740 1000 1000 1000 DOT HILL SYS CORP COMMON 25848T109 6805042 867990 867990 829790 38200 DOW CHEM CO COMMON 260543103 912964 18440 18440 13140 5300 DREAMWORKS ANIMATION SKG COMMON 26153C103 27638868 736840 736840 689340 47500 DU PONT E I DE NEMOURS & COMMON 263534109 264870 5400 5400 800 4600 --------- --------- --------- --------- --------- COLUMN TOTALS 172987912 5562542 5562542 5258422 304120
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 10 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ DUKE ENERGY CORP COMMON 264399106 282430 11150 11150 11150 DUQUESNE LT HLDGS INC COMMON 266233105 18850 1000 1000 1000 DURATEK INC COMMON 26658Q102 124550 5000 5000 5000 DYAX CORP COMMON 26746E103 6183172 856395 856395 853020 3375 EGL INC COMMON 268484102 451339 15100 15100 15100 E M C CORP MASS COMMON 268648102 40852976 2747342 2747342 2654572 92770 ENSCO INTL INC COMMON 26874Q100 209484 6600 6600 6600 EOG RES INC COMMON 26875P101 35863038 502565 502565 475490 27075 EPIX PHARMACEUTICALS INC COMMON 26881Q101 12986989 725125 725125 722725 2400 EAST WEST BANCORP INC COMMON 27579R104 19427480 463000 463000 454690 8310 EASTMAN CHEM CO COMMON 277432100 3824613 66250 66250 60050 6200 EASTMAN KODAK CO COMMON 277461109 2366344 73375 73375 58075 15300 EBAY INC COMMON 278642103 83535261 718027 718027 691768 26259 EDO CORP COMMON 281347104 111125 3500 3500 3500 EDUCATE INC COMMON 28138P100 6620 500 500 500 EDWARDS LIFESCIENCES COR COMMON 28176E108 5768973 139820 139820 139820 EL PASO CORP COMMON 28336L109 1040 100 100 100 ELAN PLC COMMON 284131208 1152675 42300 42300 42300 ELECTRONIC ARTS INC COMMON 285512109 13280629 215315 215315 206215 9100 --------- --------- --------- --------- --------- COLUMN TOTALS 226447587 6592464 6592464 6401675 190789
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 11 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ ELONG INC COMMON 290138205 829645 44485 44485 41535 2950 EMBARCADERO TECHNOLOGIES COMMON 290787100 1339043 142300 142300 142300 EMULEX CORP COMMON 292475209 1923970 114250 114250 114250 ENCANA CORP COMMON 292505104 51354 900 900 900 ENCYSIVE PHARMACEUTICALS COMMON 29256X107 5320494 535800 535800 532800 3000 ENDO PHARMACEUTICALS HLD COMMON 29264F205 824643 39250 39250 39250 ENDOLOGIX INC COMMON 29266S106 23975 3500 3500 3500 ENERGY TRANSFER PRTNRS L COMMON 29273R109 10656 180 180 180 ENDOCARDIAL SOLUTIONS IN COMMON 292962107 184860 15800 15800 15800 ENTERPRISE PRODS PARTNER COMMON 293792107 458705 17738 17738 17738 ENTRAVISION COMMUNICATIO COMMON 29382R107 463425 55500 55500 55500 EQUIFAX INC COMMON 294429105 94838 3375 3375 3375 EQUITY OFFICE PROPERTIES COMMON 294741103 17414 598 598 598 ERICSSON L M TEL CO COMMON 294821608 1887826 59950 59950 59950 ESPEED INC COMMON 296643109 9278 750 750 750 MICROBIA SER C COMMON 297991101 347083 109490 109490 109490 EXELON CORP COMMON 30161N101 48477 1100 1100 1100 EXPEDITORS INTL WASH INC COMMON 302130109 2966390 53085 53085 51650 1435 EXXON MOBIL CORP COMMON 30231G102 2838369 55372 55372 41665 13707 --------- --------- --------- --------- --------- COLUMN TOTALS 19640443 1253423 1253423 1122841 130582
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 12 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ FLIR SYS INC COMMON 302445101 14040179 220100 220100 208710 11390 FPL GROUP INC COMMON 302571104 943719 12625 12625 12625 FASTENAL CO COMMON 311900104 12493602 202950 202950 202950 FEDERAL NATL MTG ASSN COMMON 313586109 14242 200 200 200 FEDEX CORP COMMON 31428X106 44729037 454148 454148 429843 24305 51JOB INC COMMON 316827104 52922870 1018335 1018335 962170 56165 FIRST DATA CORP COMMON 319963104 312669 7350 7350 7350 FISHER SCIENTIFIC INTL I COMMON 338032204 1013675 16250 16250 16250 FLORIDA PUB UTILS CO COMMON 341135101 44045 2300 2300 2300 FLUOR CORP NEW COMMON 343412102 54510 1000 1000 1000 FORD MTR CO DEL COMMON 345370860 6061 414 414 414 FREESCALE SEMICONDUCTOR COMMON 35687M206 131549 7165 7165 7165 GEN-PROBE INC NEW COMMON 36866T103 44189610 977430 977430 933350 44080 GEMSTAR-TV GUIDE INTL IN COMMON 36866W106 41440 7000 7000 7000 GENENTECH INC COMMON 368710406 59063535 1084929 1084929 994239 90690 GENERAL ELEC CO COMMON 369604103 968710 26540 26540 19901 6639 GENERAL MLS INC COMMON 370334104 26147 526 526 526 GENTEX CORP COMMON 371901109 7091181 191550 191550 191550 GENUINE PARTS CO COMMON 372460105 44060 1000 1000 1000 --------- --------- --------- --------- --------- COLUMN TOTALS 238130841 4231812 4231812 3998343 233469
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 13 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ GENZYME CORP GENL DIV COMMON 372917104 25523217 439525 439525 423100 16425 GETTY IMAGES INC COMMON 374276103 40781921 592330 592330 559775 32555 GEVITY HR INC COMMON 374393106 12971304 630900 630900 630900 GILEAD SCIENCES INC COMMON 375558103 60284936 1722919 1722919 1578049 144870 GLOBAL PMTS INC COMMON 37940X102 6406032 109430 109430 103580 5850 GOLDCORP INC NEW COMMON 380956409 227104 15100 15100 15100 GOLDMAN SACHS GROUP INC COMMON 38141G104 31175274 299647 299647 283531 16116 GRAND CENTRAL SER A 3 COMMON 384990107 0 50910 50910 50910 GRAND CENTRAL SER B 3 COMMON 384991105 0 105071 105071 105071 GRANT PRIDECO INC COMMON 38821G101 8147819 406375 406375 404175 2200 GREENHILL & CO INC COMMON 395259104 373 13 13 13 GUIDANT CORP COMMON 401698105 1193255 16550 16550 16550 GYMBOREE CORP COMMON 403777105 456392 35600 35600 35600 HCC INS HLDGS INC COMMON 404132102 1060668 32025 32025 32025 HMS HLDGS CORP COMMON 40425J101 59400 6600 6600 6600 HALLIBURTON CO COMMON 406216101 1962 50 50 50 HARRIS & HARRIS GROUP IN COMMON 413833104 28996367 1770230 1770230 1704715 65515 HARVEST NATURAL RESOURCE COMMON 41754V103 60445 3500 3500 3500 HAWAIIAN ELEC INDUSTRIES COMMON 419870100 58300 2000 2000 2000 --------- --------- --------- --------- --------- COLUMN TOTALS 217404768 6238775 6238775 5799263 439512
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 14 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ CONTINENTAL POTASH CO COMMON 421730094 0 1204 1204 1204 HECLA MNG CO COMMON 422704106 279549 47950 47950 31000 16950 HENRY JACK & ASSOC INC COMMON 426281101 6630 333 333 333 HIGHWOODS PPTYS INC COMMON 431284108 4626 167 167 167 HOME DEPOT INC COMMON 437076102 6112 143 143 143 HOSPIRA INC COMMON 441060100 4355 130 130 130 HOUSEVALUES INC COMMON 44183Y102 32894 2190 2190 2150 40 HOUSTON EXPL CO COMMON 442120101 8148057 144700 144700 144100 600 HUB GROUP INC COMMON 443320106 16597866 317845 317845 311245 6600 HUDSON HIGHLAND GROUP IN COMMON 443792106 8022298 278552 278552 275477 3075 HUGHES SUPPLY INC COMMON 444482103 36290068 1121795 1121795 1076045 45750 HUNT J B TRANS SVCS INC COMMON 445658107 76939502 1715485 1715485 1680295 35190 HYDRIL COMMON 448774109 250305 5500 5500 5500 HYPERION SOLUTIONS CORP COMMON 44914M104 5191603 111360 111360 98650 12710 IAC INTERACTIVECORP COMMON 44919P102 276200 10000 10000 10000 I-FLOW CORP COMMON 449520303 79301 4350 4350 3350 1000 IRT CORP COMMON 450052303 3973 15893 15893 15893 IDACORP INC COMMON 451107106 30570 1000 1000 1000 IMMUCOR INC COMMON 452526106 2084585 88668 88668 88668 --------- --------- --------- --------- --------- COLUMN TOTALS 154248493 3867265 3867265 3745350 121915
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 15 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ IMPCO RESTRICTED PIPE COMMON 45255W106 151000 20000 20000 20000 INAMED CORP COMMON 453235103 1457913 23050 23050 23050 INCYTE CORP COMMON 45337C102 4853392 485825 485825 480850 4975 INDEPENDENT BANK CORP MA COMMON 453836108 25549 757 757 757 INFOSYS TECHNOLOGIES LTD COMMON 456788108 346550 5000 5000 5000 INFOSPACE INC COMMON 45678T201 922470 19400 19400 19400 INPUT/OUTPUT INC COMMON 457652105 92820 10500 10500 10500 INSIGHT ENTERPRISES INC COMMON 45765U103 55404 2700 2700 2700 INNOVATIVE SOLUTIONS & S COMMON 45769N105 4566984 136900 136900 136100 800 INPHONIC INC COMMON 45772G105 1174907 42755 42755 38405 4350 INTEL CORP COMMON 458140100 19567255 836565 836565 796336 40229 INTERMAGNETICS GEN CORP COMMON 458771102 45738 1800 1800 1800 INTERACTIVE VIDEO TECH COMMON 458990108 3239 6478 6478 6478 INTERNATIONAL BUSINESS M COMMON 459200101 2064265 20940 20940 19540 1400 INTERNATIONAL FLAVORS&FR COMMON 459506101 12852 300 300 300 INTERNATIONAL GAME TECHN COMMON 459902102 933417 27150 27150 27150 INTERNATIONAL SPEEDWAY C COMMON 460335201 5491 104 104 104 INTERPUBLIC GROUP COS IN COMMON 460690100 11618 867 867 867 INTEROIL CORP COMMON 460951106 1986600 52500 52500 52500 --------- --------- --------- --------- --------- COLUMN TOTALS 38277464 1693591 1693591 1635359 58232
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 16 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ INTRALASE CORP COMMON 461169104 9255816 394200 394200 365320 28880 INTUIT COMMON 461202103 52812 1200 1200 1200 INTUITIVE SURGICAL INC COMMON 46120E602 1884942 47100 47100 41500 5600 INVESTORS FINL SERVICES COMMON 461915100 46215007 924670 924670 908690 15980 IONICS INC COMMON 462218108 433400 10000 10000 10000 IRON MTN INC PA COMMON 462846106 205808 6750 6750 6750 ISHARES TR COMMON 464287655 22533000 174000 174000 174000 J JILL GROUP INC COMMON 466189107 9412565 632140 632140 564795 67345 JLG INDS INC COMMON 466210101 27482 1400 1400 1400 JPMORGAN & CHASE & CO COMMON 46625H100 83286 2135 2135 1025 1110 JAMDAT MOBILE INC COMMON 47023T100 26019 1260 1260 1240 20 JETBLUE AWYS CORP COMMON 477143101 15772835 679278 679278 660838 18440 JOHNSON & JOHNSON COMMON 478160104 3214823 50691 50691 49691 1000 JOS A BANK CLOTHIERS INC COMMON 480838101 5224548 184613 184613 180723 3890 JOY GLOBAL INC COMMON 481165108 130290 3000 3000 3000 JUNIPER NETWORKS INC COMMON 48203R104 693345 25500 25500 25500 JUPITER MEDIA METRIX COMMON 48206U104 1538 6989 6989 6989 JUPITERMEDIA CORP COMMON 48207D101 41448659 1743005 1743005 1669985 73020 KLA-TENCOR CORP COMMON 482480100 381024 8180 8180 8180 --------- --------- --------- --------- --------- COLUMN TOTALS 156997198 4896111 4896111 4680826 215285
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 17 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ KANBAY INTL INC COMMON 48369P207 11938446 381420 381420 367475 13945 KANSAS CITY SOUTHERN COMMON 485170302 10638 600 600 600 KERYX BIOPHARMACEUTICALS COMMON 492515101 25454 2200 2200 2200 KEYSPAN CORP COMMON 49337W100 9468 240 240 240 KFORCE INC COMMON 493732101 65490 5900 5900 5900 KILROY RLTY CORP COMMON 49427F108 21375 500 500 500 KINETIC CONCEPTS INC COMMON 49460W208 687692 9013 9013 9013 LSI LOGIC CORP COMMON 502161102 4384 800 800 800 L-3 COMMUNICATIONS HLDGS COMMON 502424104 1831000 25000 25000 25000 LA QUINTA CORP COMMON 50419U202 4125497 453850 453850 448300 5550 LABOR READY INC COMMON 505401208 77832 4600 4600 4600 LABORATORY CORP AMER HLD COMMON 50540R409 64766 1300 1300 1300 LAMAR ADVERTISING CO COMMON 512815101 402560 9410 9410 8560 850 LANDEC CORP COMMON 514766104 4373188 639355 639355 636155 3200 LAS VEGAS SANDS CORP COMMON 517834107 21466080 447210 447210 420655 26555 LAUDER ESTEE COS INC COMMON 518439104 13731 300 300 300 LEHMAN BROS HLDGS INC COMMON 524908100 113724 1300 1300 1300 LENNAR CORP COMMON 526057104 980564 17300 17300 17300 LEUCADIA NATL CORP COMMON 527288104 152856 2200 2200 2200 --------- --------- --------- --------- --------- COLUMN TOTALS 46364744 2002498 2002498 1951898 50600
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 18 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ LEXICON GENETICS INC COMMON 528872104 3160007 407480 407480 407480 LEXMARK INTL NEW COMMON 529771107 459000 5400 5400 5400 LIBERTY MEDIA CORP NEW COMMON 530718105 23058 2100 2100 2100 LIBERTY MEDIA INTL INC COMMON 530719103 4623 100 100 100 LIBERTY PPTY TR COMMON 531172104 129600 3000 3000 900 2100 LIFE TIME FITNESS INC COMMON 53217R207 1169776 45200 45200 35100 10100 LIFECORE BIOMEDICAL INC COMMON 532187101 4087380 363000 363000 361000 2000 LILLY ELI & CO COMMON 532457108 30645 540 540 540 LINEAR TECHNOLOGY CORP COMMON 535678106 431399 11130 11130 10005 1125 LO-JACK CORP COMMON 539451104 2310326 191094 191094 191094 LOUDEYE CORP COMMON 545754103 1693813 826250 826250 826250 LOUISIANA PAC CORP COMMON 546347105 74872 2800 2800 2800 LOWES COS INC COMMON 548661107 48952 850 850 850 INCIPIENT SER B COMMON 549990109 500006 117455 117455 117455 MBNA CORP COMMON 55262L100 3749 133 133 133 M D C HLDGS INC COMMON 552676108 15738131 182070 182070 181020 1050 MGI PHARMA INC COMMON 552880106 663837 23700 23700 23700 MPSI SYSTEMS INC COMMON 553412305 9708 2427 2427 2427 MSC INDL DIRECT INC COMMON 553530106 18288634 508300 508300 506600 1700 --------- --------- --------- --------- --------- COLUMN TOTALS 48827516 2693029 2693029 2557499 135530
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 19 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ MACROVISION CORP COMMON 555904101 10230902 397780 397780 397780 MAGMA DESIGN AUTOMATION COMMON 559181102 6527405 521775 521775 520075 1700 MANPOWER INC COMMON 56418H100 19641195 406650 406650 406650 MARCHEX INC COMMON 56624R108 19967052 950812 950812 917547 33265 MARINE PRODS CORP COMMON 568427108 49609 1900 1900 1900 MARKETAXESS HLDGS INC COMMON 57060D108 15008688 882345 882345 804740 77605 MARSH & MCLENNAN COS INC COMMON 571748102 6021 183 183 183 MARTEK BIOSCIENCES CORP COMMON 572901106 56805888 1109490 1109490 1053045 56445 MARTEN TRANS LTD COMMON 573075108 12722731 559733 559733 534193 25540 MASSEY ENERGY CORP COMMON 576206106 174750 5000 5000 5000 MATRIXONE INC COMMON 57685P304 13100 2000 2000 2000 MATTSON TECHNOLOGY INC COMMON 577223100 3360478 299775 299775 297100 2675 MCAFEE INC COMMON 579064106 19823559 685225 685225 661915 23310 MCCORMICK & CO INC COMMON 579780206 54040 1400 1400 1400 MCDONALDS CORP COMMON 580135101 5354 167 167 167 MCGRAW HILL COS INC COMMON 580645109 10986173 120015 120015 117095 2920 MEASUREMENT SPECIALTIES COMMON 583421102 7354758 288875 288875 287275 1600 MEDCO HEALTH SOLUTIONS I COMMON 58405U102 499 12 12 12 MEDICINES CO COMMON 584688105 19866528 689810 689810 686160 3650 --------- --------- --------- --------- --------- COLUMN TOTALS 202598730 6922947 6922947 6694237 228710
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 20 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ MEDICIS PHARMACEUTICAL C COMMON 584690309 900572 25650 25650 25650 MEDIMMUNE INC COMMON 584699102 900052 33200 33200 33200 MEDTRONIC INC COMMON 585055106 6499419 130852 130852 114821 16031 MENTOR GRAPHICS CORP COMMON 587200106 45870 3000 3000 1500 1500 MERCK & CO INC COMMON 589331107 57852 1800 1800 1800 MERCURY COMPUTER SYS COMMON 589378108 3199504 107800 107800 105500 2300 MERCURY INTERACTIVE CORP COMMON 589405109 17740586 389475 389475 389475 MERIDIAN GOLD INC COMMON 589975101 85365 4500 4500 4500 MERGE TECHNOLOGIES INC COMMON 589981109 24475 1100 1100 1100 MERRILL LYNCH & CO INC COMMON 590188108 22626950 378567 378567 362417 16150 MICHAELS STORES INC COMMON 594087108 157642 5260 5260 5260 MICROS SYS INC COMMON 594901100 83331782 1067535 1067535 1035255 32280 MICROSOFT CORP COMMON 594918104 57669161 2158277 2158277 2004605 153672 MICROMUSE INC COMMON 595094103 4123234 742925 742925 711200 31725 MICROSEMI CORP COMMON 595137100 5976440 344265 344265 344265 MIDDLEBY CORP COMMON 596278101 30432 600 600 600 MILLENNIUM PHARMACEUTICA COMMON 599902103 74831 6164 6164 6164 MINDSPEED TECHNOLOGIES I COMMON 602682106 1062099 382050 382050 378700 3350 MINE SAFETY APPLIANCES C COMMON 602720104 101400 2000 2000 2000 --------- --------- --------- --------- --------- COLUMN TOTALS 204607666 5785020 5785020 5528012 257008
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 21 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ MISSION RESOURCES CORP COMMON 605109107 4109170 703625 703625 699725 3900 MOLEX INC COMMON 608554101 22800 760 760 760 MONSANTO CO NEW COMMON 61166W101 555500 10000 10000 10000 MONSTER WORLDWIDE INC COMMON 611742107 124468 3700 3700 3700 MOTOROLA INC COMMON 620076109 3191460 185550 185550 185550 NTL INC DEL COMMON 62940M104 24033024 329400 329400 323920 5480 NATIONAL FINL PARTNERS C COMMON 63607P208 9521520 245400 245400 245400 NATIONAL-OILWELL INC COMMON 637071101 13157700 372845 372845 360595 12250 NAVTEQ CORP COMMON 63936L100 1330068 28690 28690 28175 515 NEIMAN MARCUS GROUP INC COMMON 640204301 34202 512 512 512 NEKTAR THERAPEUTICS COMMON 640268108 1932920 95500 95500 93600 1900 NET2PHONE COMMON 64108N106 4828 1420 1420 1420 NETEASE COM INC COMMON 64110W102 40141672 758535 758535 741785 16750 NETWORK APPLIANCE INC COMMON 64120L104 490992 14780 14780 7150 7630 NEW YORK & CO INC COMMON 649295102 237062 14350 14350 12650 1700 NEW YORK TIMES CO COMMON 650111107 285600 7000 7000 7000 NEWCASTLE INVT CORP COMMON 65105M108 683270 21500 21500 17000 4500 NEWFIELD EXPL CO COMMON 651290108 6698042 113430 113430 107620 5810 NEWMONT MINING CORP HLDG COMMON 651639106 894195 20135 20135 13125 7010 --------- --------- --------- --------- --------- COLUMN TOTALS 107448493 2927132 2927132 2859687 67445
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 22 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ NEWS CORP COMMON 65248E203 1812480 94400 94400 94400 NEXTEL COMMUNICATIONS IN COMMON 65332V103 4982 166 166 166 NIKE INC COMMON 654106103 18325728 202070 202070 192095 9975 NIKU CORP COMMON 654113703 1309100 65000 65000 64900 100 NOKIA CORP COMMON 654902204 48637674 3103872 3103872 2911077 192795 NOBLE ENERGY INC COMMON 655044105 77075 1250 1250 1250 NORDSON CORP COMMON 655663102 14335043 357750 357750 356000 1750 NORTH AMERN PALLADIUM LT COMMON 656912102 135135 16500 16500 16500 NORTH FORK BANCORPORATIO COMMON 659424105 30639 1062 1062 1062 NOVATEL WIRELESS INC COMMON 66987M604 2892090 149000 149000 139000 10000 NOVARTIS A G COMMON 66987V109 31902617 631235 631235 599425 31810 NOVELL INC COMMON 670006105 50433381 7471612 7471612 7167922 303690 NUCOR CORP COMMON 670346105 261700 5000 5000 5000 NVIDIA CORP COMMON 67066G104 10646175 451875 451875 449375 2500 NUVELO INC COMMON 67072M301 5903804 599371 599371 595971 3400 OM GROUP INC COMMON 670872100 162100 5000 5000 5000 NUVEEN INVTS INC COMMON 67090F106 26603 674 674 674 OSI PHARMACEUTICALS INC COMMON 671040103 24898853 332650 332650 326125 6525 OFFSHORE LOGISTICS INC COMMON 676255102 748921 23065 23065 13265 9800 --------- --------- --------- --------- --------- COLUMN TOTALS 212544098 13511552 13511552 12939207 572345
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 23 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ OLD DOMINION FGHT LINES COMMON 679580100 30285848 870283 870283 855023 15260 OMNIVISION TECHNOLOGIES COMMON 682128103 2101993 114550 114550 114550 ONLINE RES CORP COMMON 68273G101 1584689 210450 210450 204900 5550 OPENWAVE SYS INC COMMON 683718308 4550651 294350 294350 281050 13300 OPEN SOLUTIONS INC COMMON 68371P102 22534708 868055 868055 846735 21320 ORACLE CORP COMMON 68389X105 3430 250 250 250 ORANGE 21 INC COMMON 685317109 2013558 192685 192685 167485 25200 ORASURE TECHNOLOGIES INC COMMON 68554V108 196560 29250 29250 29250 OVERSEAS SHIPHOLDING GRO COMMON 690368105 71760 1300 1300 1300 OXYGEN SER A 3 COMMON 692990104 0 41191 41191 41191 PC-TEL INC COMMON 69325Q105 374296 47200 47200 47200 P F CHANGS CHINA BISTRO COMMON 69333Y108 4305140 76400 76400 76400 POSCO COMMON 693483109 111325 2500 2500 2500 PPL CORP COMMON 69351T106 26640 500 500 500 PSS WORLD MED INC COMMON 69366A100 7278724 581600 581600 577100 4500 PACIFICARE HEALTH SYS DE COMMON 695112102 155430 2750 2750 2750 PAN AMERICAN SILVER CORP COMMON 697900108 79900 5000 5000 5000 PANERA BREAD CO COMMON 69840W108 4233398 104995 104995 100015 4980 PARLUX FRAGRANCES INC COMMON 701645103 22480 1000 1000 1000 --------- --------- --------- --------- --------- COLUMN TOTALS 79930530 3444309 3444309 3313008 131301
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 24 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ PATINA OIL & GAS CORP COMMON 703224105 93750 2500 2500 2500 PATTERSON UTI ENERGY INC COMMON 703481101 28255988 1452750 1452750 1413095 39655 PEABODY ENERGY CORP COMMON 704549104 378659 4680 4680 4680 PEAPACK-GLADSTONE FINL C COMMON 704699107 152702 4840 4840 4840 PENTAIR INC COMMON 709631105 720918 16550 16550 16550 PENWEST PHARMACEUTICALS COMMON 709754105 5834686 487850 487850 485350 2500 PEPSICO INC COMMON 713448108 555512 10642 10642 10642 PERKINELMER INC COMMON 714046109 915905 40725 40725 40725 PFIZER INC COMMON 717081103 266587 9914 9914 9514 400 PHOTRONICS INC COMMON 719405102 624113 37825 37825 37825 PITNEY BOWES INC COMMON 724479100 55536 1200 1200 1200 PLACER DOME INC COMMON 725906101 433780 23000 23000 14350 8650 PLANTRONICS INC NEW COMMON 727493108 6850844 165200 165200 164500 700 PLAYBOY ENTERPRISES INC COMMON 728117300 1153109 93825 93825 93825 POGO PRODUCING CO COMMON 730448107 383071 7900 7900 7900 PORTALPLAYER INC COMMON 736187204 7986571 323605 323605 309615 13990 POWERWAVE TECHNOLOGIES I COMMON 739363109 49608 5850 5850 5850 PRAXAIR INC COMMON 74005P104 1084324 24560 24560 24560 PRECISION DRILLING CORP COMMON 74022D100 12560 200 200 200 --------- --------- --------- --------- --------- COLUMN TOTALS 55808224 2713616 2713616 2642881 70735
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 25 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ PRENTISS PPTYS TR COMMON 740706106 192910 5050 5050 2650 2400 PRICELINE COM INC COMMON 741503403 11821539 501125 501125 495900 5225 PROCTER & GAMBLE CO COMMON 742718109 589907 10710 10710 3750 6960 PROGENICS PHARMACEUTICAL COMMON 743187106 44616 2600 2600 2600 PROTEIN DESIGN LABS INC COMMON 74369L103 36845333 1783414 1783414 1743649 39765 PSYCHIATRIC SOLUTIONS IN COMMON 74439H108 13324292 364450 364450 363750 700 PUBLIC SVC ENTERPRISE GR COMMON 744573106 528054 10200 10200 10200 PULTE HOMES INC COMMON 745867101 17385500 272500 272500 260550 11950 QUALCOMM INC COMMON 747525103 15605532 368055 368055 356100 11955 QUEST SOFTWARE INC COMMON 74834T103 51218241 3211175 3211175 3089350 121825 QUICKSILVER RESOURCES IN COMMON 74837R104 19906072 541220 541220 519235 21985 QUIKSILVER INC COMMON 74838C106 11360417 381350 381350 379150 2200 RANDGOLD RES LTD COMMON 752344309 445380 39000 39000 21400 17600 RANGE RES CORP COMMON 75281A109 6136159 299910 299910 298010 1900 RARE HOSPITALITY INTL IN COMMON 753820109 24545581 770420 770420 768620 1800 RAVEN INDS INC COMMON 754212108 6202276 291050 291050 289150 1900 RAYOVAC CORP COMMON 755081106 27504 900 900 900 UTD SPORTS SURF OF AMER COMMON 755990108 275000 1375000 1375000 1375000 REALNETWORKS INC COMMON 75605L104 6620 1000 1000 1000 --------- --------- --------- --------- --------- COLUMN TOTALS 216460931 10229129 10229129 9980964 248165
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 26 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ RED HAT INC COMMON 756577102 47046735 3524100 3524100 3333045 191055 RED ROBIN GOURMET BURGER COMMON 75689M101 45131086 844045 844045 787555 56490 REGENERATION TECH INC DE COMMON 75886N100 2284640 218000 218000 213000 5000 REGENERX BIOPHARMACEUTIC COMMON 75886X108 4202005 1037532 1037532 1037532 REGENERX WARRANTS JCM COMMON 758990105 0 26316(W) 26316 26316 REGENERX BIOPHAMA RESTR COMMON 758992101 100000 105263 105263 105263 RESMED INC COMMON 761152107 2172006 42505 42505 40005 2500 RESPIRONICS INC COMMON 761230101 88335 1625 1625 825 800 RIGEL PHARMACEUTICALS IN COMMON 766559603 1965810 80500 80500 79625 875 ROCHE HLDG LTD COMMON 771195104 1053321 9150 9150 9150 ROCKWELL AUTOMATION INC COMMON 773903109 15078065 304300 304300 304300 ROHM & HAAS CO COMMON 775371107 70768 1600 1600 1600 ROPER INDS INC NEW COMMON 776696106 33611583 553095 553095 551595 1500 ROYAL DUTCH PETE CO COMMON 780257804 320984 5594 5594 474 5120 ROYAL GOLD INC COMMON 780287108 310080 17000 17000 8200 8800 RYANAIR HLDGS PLC COMMON 783513104 1931958 47410 47410 42950 4460 RYLAND GROUP INC COMMON 783764103 22015955 382620 382620 380520 2100 SBC COMMUNICATIONS INC COMMON 78387G103 670458 26017 26017 25617 400 SFBC INTL INC COMMON 784121105 55300 1400 1400 1400 --------- --------- --------- -------- --------- COLUMN TOTALS 178109087 7228072 7228072 6948972 279100
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 27 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ SAFEWAY INC COMMON 786514208 1974 100 100 100 ST JUDE MED INC COMMON 790849103 2010544 47950 47950 47950 ST MARY LD & EXPL CO COMMON 792228108 279658 6700 6700 6700 ST PAUL TRAVELERS INC COMMON 792860108 445 12 12 12 SATYAM COMPUTER SERVICES COMMON 804098101 241300 10000 10000 10000 SCHERING PLOUGH CORP COMMON 806605101 2228940 106750 106750 106750 SCHLUMBERGER LTD COMMON 806857108 74775317 1116883 1116883 1043393 73490 SCOTTS CO COMMON 810186106 205856 2800 2800 2800 SECURE COMPUTING CORP COMMON 813705100 1726041 172950 172950 172950 SELECTICA INC COMMON 816288104 627 175 175 175 SEROLOGICALS CORP COMMON 817523103 1004248 45400 45400 45400 SHANDA INTERACTIVE ENTMT COMMON 81941Q203 49907750 1174300 1174300 1151600 22700 SIERRA WIRELESS INC COMMON 826516106 2134860 120750 120750 119750 1000 SIGMATEL INC COMMON 82661W107 22384 630 630 630 SIRIUS SATELLITE RADIO I COMMON 82966U103 16503929 2165870 2165870 2083210 82660 SIRVA INC COMMON 82967Y104 687922 35792 35792 35792 SITARA NETWORKS CNV COM COMMON 829991108 24886 20482 20482 20482 SKYWORKS SOLUTIONS INC COMMON 83088M102 6233230 661000 661000 661000 SMITH INTL INC COMMON 832110100 15639502 287438 287438 278208 9230 --------- --------- --------- --------- --------- COLUMN TOTALS 173629411 5975982 5975982 5765790 210192
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 28 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ SOFTECH INC COMMON 834021107 9145 31000 31000 31000 SOHU COM INC COMMON 83408W103 3698734 208850 208850 200950 7900 SOLID (EURO DENOM) RSTR COMMON 834993107 158150 1387285 1387285 1387285 SONOCO PRODS CO COMMON 835495102 14825 500 500 500 SONUS NETWORKS INC COMMON 835916107 22569267 3938790 3938790 3875490 63300 SOUTHERN CO COMMON 842587107 449168 13400 13400 13400 SOUTHWEST BANCORPORATION COMMON 84476R109 2000611 85900 85900 85900 SPANISH BROADCASTING SYS COMMON 846425882 1589280 150500 150500 150500 SS&C TECHNOLOGIES INC COMMON 85227Q100 12275289 594445 594445 589345 5100 STAKTEK HLDGS INC COMMON 85256P106 412148 88825 88825 88825 STAPLES INC COMMON 855030102 13147 390 390 390 STARBUCKS CORP COMMON 855244109 1613877 25880 25880 25880 STATE STR CORP COMMON 857477103 75743 1542 1542 1542 STEEL DYNAMICS INC COMMON 858119100 94700 2500 2500 2500 STERICYCLE INC COMMON 858912108 1610318 35045 35045 25485 9560 STRYKER CORP COMMON 863667101 660639 13692 13692 13370 322 STUDENT LN CORP COMMON 863902102 9200 50 50 50 SUPERCONDUCTOR TECH S3 COMMON 867931107 161852 116440 116440 116440 SUPPORTSOFT INC COMMON 868587106 1087245 163250 163250 163250 --------- --------- --------- --------- --------- COLUMN TOTALS 48503337 6858284 6858284 5384817 1473467
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 29 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ SYMANTEC CORP COMMON 871503108 8480450 329210 329210 329210 SYMBION INC DEL COMMON 871507109 8907514 403420 403420 401140 2280 SYMBOL TECHNOLOGIES INC COMMON 871508107 295830 17100 17100 17100 SYMMETRY MED INC COMMON 871546206 658444 31280 31280 31280 TCF FINL CORP COMMON 872275102 12241323 380875 380875 375375 5500 TECO ENERGY INC COMMON 872375100 337700 22000 22000 22000 TXU CORP COMMON 873168108 90384 1400 1400 1400 TAKE-TWO INTERACTIVE SOF COMMON 874054109 9783296 281210 281210 269110 12100 TARGET CORP COMMON 87612E106 73585 1417 1417 1417 TELEWEST GLOBAL INC COMMON 87956T107 18806645 1069775 1069775 1039300 30475 TERADYNE INC COMMON 880770102 7997295 468500 468500 468500 TEVA PHARMACEUTICAL INDS COMMON 881624209 62299217 2086377 2086377 1939892 146485 TESSERA TECHNOLOGIES INC COMMON 88164L100 25585298 687592 687592 675747 11845 TEXAS INSTRS INC COMMON 882508104 3436533 139583 139583 139583 TEXAS ROADHOUSE INC COMMON 882681109 29899429 1011825 1011825 961085 50740 THE9 LTD COMMON 88337K104 966058 40900 40900 37970 2930 THERMO ELECTRON CORP COMMON 883556102 540401 17900 17900 17900 THIRD WAVE TECHNOLOGIES COMMON 88428W108 430000 50000 50000 50000 3M CO COMMON 88579Y101 24148523 294243 294243 277269 16974 --------- --------- --------- --------- --------- COLUMN TOTALS 214977924 7334607 7334607 7055278 279329
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 30 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ TIBCO SOFTWARE INC COMMON 88632Q103 3335 250 250 250 TIME WARNER INC COMMON 887317105 81632 4197 4197 4197 TITANIUM METALS CORP COMMON 888339207 241400 10000 10000 10000 TOTAL S A COMMON 89151E109 18233 166 166 166 TRIBUNE CO NEW COMMON 896047107 72354 1717 1717 1717 TUT SYSTEMS COMMON 901103101 180900 45000 45000 45000 TYCO INTL LTD NEW COMMON 902124106 4468 125 125 125 ULTRA PETROLEUM CORP COMMON 903914109 120325 2500 2500 2500 NOVERA OPTICS, INC SER C COMMON 903990109 300000 1234568 1234568 1234568 UNITED PARCEL SERVICE IN COMMON 911312106 49054467 574005 574005 538264 35741 UNITED RENTALS INC COMMON 911363109 19326195 1022550 1022550 1014175 8375 UNITED STATES STL CORP N COMMON 912909108 256250 5000 5000 5000 UNITED TECHNOLOGIES CORP COMMON 913017109 1780927 17232 17232 16232 1000 UNITEDGLOBALCOM COMMON 913247508 1553328 160800 160800 160800 UNITEDHEALTH GROUP INC COMMON 91324P102 6017731 68360 68360 67160 1200 UNIVISION COMMUNICATIONS COMMON 914906102 731750 25000 25000 25000 URBAN OUTFITTERS INC COMMON 917047102 5315790 119725 119725 119050 675 UTSTARCOM INC COMMON 918076100 2675720 120800 120800 113200 7600 VALENCE TECHNOLOGY INC COMMON 918914102 119813 38525 38525 27225 11300 --------- --------- --------- --------- --------- COLUMN TOTALS 87854618 3450520 3450520 2150061 1300459
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 31 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ VALEANT PHARMACEUTICALS COMMON 91911X104 2275981 86375 86375 84500 1875 VALUECLICK INC COMMON 92046N102 71982 5400 5400 5400 VELOCITY EXPRESS SERIS H COMMON 92257T202 490 1750 1750 1750 VENTANA MED SYS INC COMMON 92276H106 975848 15250 15250 15250 VERITAS SOFTWARE CO COMMON 923436109 32883605 1151790 1151790 1088005 63785 VERISIGN INC COMMON 92343E102 12763800 379875 379875 377450 2425 VERIZON COMMUNICATIONS COMMON 92343V104 803111 19825 19825 19825 VERTEX PHARMACEUTICALS I COMMON 92532F100 10570 1000 1000 1000 VIACOM INC/CL B COMMON 925524308 4346203 119434 119434 112884 6550 VICURON PHARMACEUTICALS COMMON 926471103 6758562 388200 388200 386700 1500 VISHAY INTERTECHNOLOGY I COMMON 928298108 1039384 69200 69200 69200 VITESSE SEMICONDUCTOR CO COMMON 928497106 3530 1000 1000 1000 W-H ENERGY SVCS INC COMMON 92925E108 5821985 260375 260375 258875 1500 WMS INDS INC COMMON 929297109 26400173 787125 787125 784625 2500 WABASH NATL CORP COMMON 929566107 5117 190 190 190 WAL MART STORES INC COMMON 931142103 39066940 739624 739624 702885 36739 WALGREEN CO COMMON 931422109 15041 392 392 392 WASTE CONNECTIONS INC COMMON 941053100 25635406 748479 748479 726444 22035 WATERS CORP COMMON 941848103 1682101 35950 35950 35950 --------- --------- --------- --------- --------- COLUMN TOTALS 160559826 4811234 4811234 4672325 138909
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 32 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ WEBSENSE INC COMMON 947684106 65936 1300 1300 1300 WEBZEN INC COMMON 94846M102 1974518 304240 304240 283440 20800 WELLPOINT INC COMMON 94973V107 563500 4900 4900 4900 WELLS FARGO & CO NEW COMMON 949746101 12448521 200298 200298 192335 7963 WESTERN WIRELESS CORP COMMON 95988E204 4266080 145600 145600 145600 WEYERHAEUSER CO COMMON 962166104 168050 2500 2500 2500 WILLIAMS COS INC DEL COMMON 969457100 27693 1700 1700 1700 WILLIAMS SONOMA INC COMMON 969904101 5256 150 150 150 WINTRUST FINANCIAL CORP COMMON 97650W108 15894688 279050 279050 277450 1600 WISCONSIN ENERGY CORP COMMON 976657106 33710 1000 1000 1000 WOLVERINE WORLD WIDE INC COMMON 978097103 7777236 247525 247525 246125 1400 WRIGHT MED GROUP INC COMMON 98235T107 856425 30050 30050 30050 WRIGLEY WM JR CO COMMON 982526105 32965230 476445 476445 446245 30200 WYETH COMMON 983024100 32496 763 763 533 230 XM SATELLITE RADIO HLDGS COMMON 983759101 33983952 903348 903348 828843 74505 XTO ENERGY INC COMMON 98385X106 19512388 551509 551509 536927 14582 XCEL ENERGY INC COMMON 98389B100 367640 20200 20200 20200 XENOGEN CORP COMMON 98410R108 2462950 351850 351850 346550 5300 XEROX CORP COMMON 984121103 8572445 503965 503965 453090 50875 --------- --------- --------- --------- --------- COLUMN TOTALS 141978712 4026393 4026393 3818938 207455
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 33 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ YAHOO INC COMMON 984332106 80486552 2136055 2136055 2011155 124900 ZEBRA TECHNOLOGIES CORP COMMON 989207105 168840 3000 3000 3000 ZIMMER HLDGS INC COMMON 98956P102 13814050 172417 172417 172417 ZOLL MED CORP COMMON 989922109 5754260 167275 167275 166375 900 GILDER GAGNON & CO LLC COMMON 999000GG1 3111030 10000 10000 10000 PURETECH VENTURES SER C COMMON 999000PT3 249996 45549 45549 45549 STAGECAST SER B COMMON 999000ST0 0 294118 294118 294118 ANDA NETWORKS SER D COMMON 9A999J3E8 124999 182215 182215 182215 AXSUN SER B COMMON 9B999N612 83334 333334 333334 333334 HIRE.COM SER D COMMON 9B999Z482 96796 967961 967961 967961 VISTO SER E COMMON 9C999M851 6470 6470 6470 6470 SOLUS SER C COMMON 9C999M885 0 342466 342466 342466 NEOPHOTONICS (LIGHTWAVE) COMMON 9C999R777 0 500000 500000 500000 OBJECT FX SER E COMMON 9J999F224 75000 5000 5000 5000 CONTROL DELIVERY SER A COMMON 9M999C588 3000036 55825 55825 55825 GENEVA PROTEOMICS SER A COMMON 9M999C703 165000 600000 600000 600000 MICROBIA SER B COMMON 9M999C844 1500003 483872 483872 483872 DIADEXUS SER C COMMON 9M999C877 1000000 645161 645161 645161 OPTICAL CROSSLINKS SER A COMMON 9M999C901 0 60024 60024 60024 --------- --------- --------- --------- --------- COLUMN TOTALS 109636365 7010742 7010742 2408496 4602246
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 34 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ TELL ME SER D COMMON 9M999M149 3999999 274901 274901 274901 METRO OPTIX SER B COMMON 9R999M007 0 1333334 1333334 1333334 CERETEK LLC COMMON 9S999F000 0 22700 22700 22700 FUSIONONE SER D COMMON 9T999C245 1750645 1289135 1289135 1289135 APPIAN SER D COMMON 9V999M578 72660 370714 370714 370714 DAIMLERCHRYSLER AG COMMON D1668R123 17538 365 365 365 AXIS CAPITAL HOLDINGS COMMON G0692U109 19083545 697498 697498 693348 4150 ACCENTURE LTD BERMUDA COMMON G1150G111 159300 5900 5900 5900 CENTRAL EUROPEAN MEDIA E COMMON G20045202 14482132 372100 372100 369050 3050 CHIPMOS TECH BERMUDA LTD COMMON G2110R106 29939 4700 4700 4700 ENDURANCE SPECIALTY HLDG COMMON G30397106 769500 22500 22500 22500 GARMIN LTD COMMON G37260109 30420 500 500 500 MARVELL TECHNOLOGY GROUP COMMON G5876H105 62678328 1767080 1767080 1703320 63760 NABORS INDUSTRIES LTD COMMON G6359F103 31454823 613274 613274 590009 23265 NOBLE CORPORATION COMMON G65422100 149220 3000 3000 3000 OPENTV CORP COMMON G67543101 684672 178300 178300 178300 O2MICRO INTERNATIONAL LI COMMON G6797E106 1079936 94400 94400 94400 SINA CORP COMMON G81477104 29888095 932255 932255 904230 28025 TRANSOCEAN INC COMMON G90078109 505289 11920 11920 11901 19 --------- --------- --------- --------- --------- COLUMN TOTALS 166836042 7994576 7994576 4604223 3390353
FORM 13F 12/31/04 REPORTING MANAGER; ESSEX INVESTMENT MGMT CO PAGE 35 - ------------------------------------------------------------------------------------------------------------------------------------ ITEM 1 ITEM 2 ITEM 3 ITEM 4 ITEM 5 ITEM 6 ITEM 7 ITEM 8 NAME OF ISSUER TITLE CUSIP FAIR SHARES OR INVESTMENT DISCRETION MANA- VOTING AUTHORITY OF NUMBER MARKET PRINCIPAL SHARED GERS CLASS VALUE AMOUNT SOLE SHARED OTHER SOLE SHARED NONE (A) (B) (C) (A) (B) (C) - ------------------------------------------------------------------------------------------------------------------------------------ WEATHERFORD INTERNATIONA COMMON G95089101 12981978 253060 253060 241885 11175 WILLIS GROUP HOLDINGS LT COMMON G96655108 7990685 194090 194090 176645 17445 XL CAP LTD COMMON G98255105 13190794 169875 169875 169875 ALCON INC COMMON H01301102 3864770 47950 47950 47950 SBS BROADCASTING SA COMMON L8137F102 1006250 25000 25000 25000 ALVARION LTD COMMON M0861T100 15910343 1199875 1199875 1181575 18300 AUDIOCODES LTD COMMON M15342104 16048333 966185 966185 902620 63565 POWERDSINE LTD COMMON M41415106 686 50 50 50 GIVEN IMAGING COMMON M52020100 2230859 62020 62020 60420 1600 SHOPPING COM LTD COMMON M8405Q102 34525314 1222135 1222135 1161760 60375 SYNERON MEDICAL LTD COMMON M87245102 670140 21900 21900 21900 CORE LABORATORIES N V COMMON N22717107 5138751 220075 220075 218875 1200 STEINER LEISURE LTD COMMON P8744Y102 4809186 160950 160950 160050 900 ROYAL CARIBBEAN CRUISES COMMON V7780T103 53204484 977305 977305 950475 26830 TEEKAY SHIPPING MARSHALL COMMON Y8564W103 117908 2800 2800 2800 ---------- --------- --------- --------- --------- COLUMN TOTALS 171690481 5523270 5523270 5321880 201390 ---------- --------- --------- --------- --------- REPORT TOTALS 5003900482 182649199 182649199 162140594 20508605 ========== ========= ========= ========= =========
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