0000807249-11-000180.txt : 20110513 0000807249-11-000180.hdr.sgml : 20110513 20110512191157 ACCESSION NUMBER: 0000807249-11-000180 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20110331 FILED AS OF DATE: 20110513 DATE AS OF CHANGE: 20110512 EFFECTIVENESS DATE: 20110513 FILER: COMPANY DATA: COMPANY CONFORMED NAME: GABELLI SECURITIES INC CENTRAL INDEX KEY: 0000932724 IRS NUMBER: 000000000 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-10598 FILM NUMBER: 11837313 BUSINESS ADDRESS: STREET 1: 555 THEODORE FREMD AVE CITY: RYE STATE: NY ZIP: 10580 13F-HR 1 gsi13f1q2011.txt UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 FORM 13F FORM 13F COVER PAGE Report for the Calendar Year or Quarter Ended: March 31, 2011 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: Gabelli Securities, Inc. Address: One Corporate Center Rye, New York 10580 Form 13F File Number: 028-10598 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: Douglas R. Jamieson /S/ Title: President Phone: 914-921-5020 Signature, Place and Date of Signing: Douglas R. Jamieson /s/ Rye, NY May 13, 2011 Report Type (Check only one.) : [ X ] 13F HOLDINGS REPORT. [ ] 13F NOTICE. [ ] 13F COMBINATION REPORT. I AM SIGNING THIS REPORT AS REQUIRED BY THE SECURITIES EXCHANGE ACT OF 1934. FORM 13F SUMMARY PAGE REPORT SUMMARY: NUMBER OF OTHER INCLUDED MANAGERS: 0 FORM 13F INFORMATION TABLE ENTRY TOTAL: 187 FORM 13F INFORMATION TABLE VALUE TOTAL: $361,233 (thousands) LIST OF OTHER INCLUDED MANAGERS: NONE

FORM 13F INFORMATION TABLE VALUE SHARES/ SH/ PUT/ INVSTMT OTHER VOTING AUTHORITY NAME OF ISSUER TITLE OF CLASS CUSIP (x$1000) PRN AMT PRN CALL DSCRETN MANAGERS SOLE SHARED NONE ------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- -------- ACTIVE PWR INC COM COM 00504W100 190 65000 SH SOLE 65000 0 0 AGNICO-EAGLE MINES (USD) COM 008474108 232 3500 SH SOLE 3500 0 0 AIRGAS INC COM COM 009363102 611 9200 SH SOLE 9200 0 0 AIRTRAN HLDGS INC COM COM 00949P108 3750 503294 SH SOLE 503294 0 0 ALBERTO CULVER CO NEW COM COM 013078100 21306 571657 SH SOLE 571657 0 0 ALCON INC COM SHS COM H01301102 4800 29000 SH SOLE 29000 0 0 ALPHA NATURAL RESOURCES INC CO COM 02076X102 267 4500 SH SOLE 4500 0 0 AMERICA SVC GROUP INC COM COM 02364L109 1819 70929 SH SOLE 70929 0 0 AMERICAN EXPRESS CO COM 025816109 203 4500 SH SOLE 4500 0 0 AMKOR TECHNOLOGY INC COM COM 031652100 67 10000 SH SOLE 10000 0 0 ANIMAL HEALTH INTERNATIONAL COM 03525N109 307 73000 SH SOLE 73000 0 0 ANSWERS CORP COM COM 03662X100 555 53339 SH SOLE 53339 0 0 ARENA PHARMACEUTICALS INC COM COM 040047102 18 13000 SH SOLE 13000 0 0 ATHEROS COMMUNICATIONS INC COM COM 04743P108 19235 430696 SH SOLE 430696 0 0 BANK OF AMERICA COM 060505104 1449 108729 SH SOLE 108729 0 0 BANK OF NEW YORK MELLON CORP COM 064058100 299 10000 SH SOLE 10000 0 0 BARRICK GOLD(R:ABX.N B:ABX US) COM 067901108 208 4000 SH SOLE 4000 0 0 BEAZER HOMES USA INC COM COM 07556Q105 149 32500 SH SOLE 32500 0 0 BECKMAN COULTER INC COM COM 075811109 18807 226402 SH SOLE 226402 0 0 BELO CORP COM 080555105 264 30000 SH SOLE 30000 0 0 BLUELINX HLDGS INC COM COM 09624H109 134 36318 SH SOLE 36318 0 0 BOSTON SCIENTIFIC CORP COM COM 101137107 273 38000 SH SOLE 38000 0 0 BUCYRUS INTL INC NEW CL A COM 118759109 21990 240464 SH SOLE 240464 0 0 CABLEVISION SYS NY GROUP A COM 12686C109 329 9500 SH SOLE 9500 0 0 CAPSTONE TURBINE CORP COM COM 14067D102 588 325000 SH SOLE 325000 0 0 CARDIONET INC COM COM 14159L103 57 11900 SH SOLE 11900 0 0 CASEYS GEN STORES INC COM COM 147528103 1058 27137 SH SOLE 27137 0 0 CBS CORP CLASS A COM 124857103 295 11750 SH SOLE 11750 0 0 CELERA CORP COM COM 15100E106 446 55000 SH SOLE 55000 0 0 CEPHALON INC COM COM 156708109 1628 21400 SH SOLE 21400 0 0 CF INDS HLDGS INC COM COM 125269100 479 3500 SH SOLE 3500 0 0 CHARLES RIVER LAB 2.250% 06/15 CONVERTIBLE BOND 159864AB3 1116 1075000 PRN SOLE 1075000 0 0 CHEMED CORP 1.875% 05/15/14 CONVERTIBLE BOND 16359RAC7 593 575000 PRN SOLE 575000 0 0 CHEMTURA CORP COM NEW COM 163893209 353 20500 SH SOLE 20500 0 0 CHINA HYDROELECTRIC CP-ADS COM 16949D101 109 15000 SH SOLE 15000 0 0 CHINA HYDROELECTRIC CP-ADS WAR WARRANT AND RIGH G2112E145 8 25000 SH SOLE 25000 0 0 CHIPOTLE MEXICAN GRILL INC CL COM 169656105 2124 7800 SH SOLE 7800 0 0 CHIQUITA BRANDS INTL INC COM COM 170032809 342 22267 SH SOLE 22267 0 0 CIENA CORP 0.25% 5/1/2013 CONVERTIBLE BOND 171779AB7 1025 1000000 PRN SOLE 1000000 0 0 CLEAN ENERGY FUELS CORP COM COM 184499101 311 19000 SH SOLE 19000 0 0 CLEAR CHANNEL OUTDOOR HLDGS CL COM 18451C109 204 14000 SH SOLE 14000 0 0 CLINICAL DATA INC NEW COM COM 18725U109 1237 40816 SH SOLE 40816 0 0 CMS ENERGY 2.875% 12/01/24 CONVERTIBLE BOND 125896AW0 3140 2050000 PRN SOLE 2050000 0 0 CNA SURETY CORP COM COM 12612L108 844 33400 SH SOLE 33400 0 0 COMCAST CORP CL A SPL COM 20030N200 1091 47000 SH SOLE 47000 0 0 CONEXANT SYSTEMS INC COM NEW COM 207142308 1441 603112 SH SOLE 603112 0 0 COOPER INDUSTRIES PLC SHS COM G24140108 454 7000 SH SOLE 7000 0 0 CORCEPT THERAPEUTICS INC OC-CO COM 218352102 132 31000 SH SOLE 31000 0 0 CRANE CO COM 224399105 242 5000 SH SOLE 5000 0 0 CUTERA INC COM COM 232109108 105 12200 SH SOLE 12200 0 0 DANVERS BANCORP INC COM 236442109 2312 107922 SH SOLE 107922 0 0 DELTA PETE CORP COM NEW COM 247907207 220 241800 SH SOLE 241800 0 0 DIGIRAD CORP COM COM 253827109 28 11200 SH SOLE 11200 0 0 DIONEX CORP COM COM 254546104 24278 205656 SH SOLE 205656 0 0 DIRECTV-CLASS A COM 25490A101 281 6000 SH SOLE 6000 0 0 DISCOVERY COMMS NEW SER C COM 25470F302 2870 81500 SH SOLE 81500 0 0 DOLLAR THRIFTY AUTOMOTIVE GRCO COM 256743105 1094 16400 SH SOLE 16400 0 0 DRUGSTORE.COM COM 262241102 796 206800 SH SOLE 206800 0 0 DUNCAN ENERGY PARTNERS LP COM COM 265026104 1630 40239 SH SOLE 40239 0 0 EMERGENCY MEDICAL SVCS CORP CL COM 29100P102 8266 129991 SH SOLE 129991 0 0 EMERGENT GROUP INC NEV COM NEW COM 29089V203 126 14900 SH SOLE 14900 0 0 ENTRAVISION COMM CORP CL A COM 29382R107 27 10000 SH SOLE 10000 0 0 EXCO RESOURCES INC COM COM 269279402 1653 80000 SH SOLE 80000 0 0 FEDERAL MOGUL CORP CL A COM 313549404 219 8800 SH SOLE 8800 0 0 FIRSTENERGY CORP COM COM 337932107 706 19024 SH SOLE 19024 0 0 FREEPORT MCMORAN COPPER&GOLD C COM 35671D857 1378 24800 SH SOLE 24800 0 0 FUSHI COPPERWELD INC COM COM 36113E107 485 60500 SH SOLE 60500 0 0 GENERAL ELEC CO COM 369604103 201 10000 SH SOLE 10000 0 0 GENZYME CORP COM 372917104 23173 304286 SH SOLE 304286 0 0 GEVO INC COM COM 374396109 197 10000 SH SOLE 10000 0 0 GILEAD SCIENCES INC COM COM 375558103 527 12400 SH SOLE 12400 0 0 GLOBAL DEFENSE TECH SYS INC CO COM 37950B107 993 41000 SH SOLE 41000 0 0 GLOBE SPECIALTY METALS INC COM COM 37954N206 967 42500 SH SOLE 42500 0 0 GOLAR LNG LTD SHS COM G9456A100 703 27500 SH SOLE 27500 0 0 GOLD FIELDS LTD NEW SPON ADR ( COM 38059T106 227 13000 SH SOLE 13000 0 0 GREIF INC CL B COM 397624206 4449 72224 SH SOLE 72224 0 0 GSI COMMERCE INC COM COM 36238G102 2964 101270 SH SOLE 101270 0 0 GTSI CORP COM COM 36238K103 114 24752 SH SOLE 24752 0 0 HEADWATERS INC COM COM 42210P102 738 125000 SH SOLE 125000 0 0 HORSEHEAD HLDG CORP COM COM 440694305 767 45000 SH SOLE 45000 0 0 HRB US 04/11 P 7.5 OPTION - PUT 1 200 SH PUT SOLE 200 0 0 HUGHES COMMUNICATIONS INC COM COM 444398101 5600 93844 SH SOLE 93844 0 0 HYPERCOM CORP COM 44913M105 5021 417343 SH SOLE 417343 0 0 ITT INDUSTRIES COM 450911102 1561 26000 SH SOLE 26000 0 0 JASO US 04/11 P 6 OPTION - PUT 1 250 SH PUT SOLE 250 0 0 K-SEA TRANSN PARTNERS L P COM OIL & GAS PARTNE 48268Y101 1965 240256 SH SOLE 240256 0 0 LADISH INC COM NEW COM 505754200 2306 42200 SH SOLE 42200 0 0 LORAL SPACE & COMMUNICATNS ICO COM 543881106 481 6198 SH SOLE 6198 0 0 LUBRIZOL CORP COM 549271104 17246 128739 SH SOLE 128739 0 0 LUCENT TECH 2.750% 06/15/25 CONVERTIBLE BOND 549463AH0 973 1000000 PRN SOLE 1000000 0 0 LULU US 04/11 C 75 OPTION - CALL 212 150 SH CALL SOLE 150 0 0 L-1 IDENTITY SOLUTIONS INC COM 50212A106 7488 635650 SH SOLE 635650 0 0 MACY'S INC COM 55616P104 223 9200 SH SOLE 9200 0 0 MANNKIND CORP COM COM 56400P201 64 17500 SH SOLE 17500 0 0 MARSHALL & ILSLEY CORP NEW COM COM 571837103 2940 368000 SH SOLE 368000 0 0 MAS0 07/20/31 CONVERTIBLE BOND 574599BB1 1322 2500000 PRN SOLE 2500000 0 0 MASSEY ENERGY CORP COM COM 576206106 12556 183673 SH SOLE 183673 0 0 MEDTRONIC 1.625% 04/15/13 CONVERTIBLE BOND 585055AM8 2064 2000000 PRN SOLE 2000000 0 0 MENTOR GRAPHICS CORP COM COM 587200106 461 31500 SH SOLE 31500 0 0 MICRON TECH 1.875% 06/01/14 CONVERTIBLE BOND 595112AH6 1091 1000000 PRN SOLE 1000000 0 0 MOCON INC COM COM 607494101 162 11400 SH SOLE 11400 0 0 MOLYCORP INC DEL COM COM 608753109 438 7300 SH SOLE 7300 0 0 MORGANS HOTEL GROUP CO COM COM 61748W108 289 29467 SH SOLE 29467 0 0 MYRIAD GENETICS INC COM COM 62855J104 292 14500 SH SOLE 14500 0 0 NATIONAL FUEL GAS CO N J COM COM 636180101 511 6900 SH SOLE 6900 0 0 NAVISITE INC COM NEW COM 63935M208 3100 564632 SH SOLE 564632 0 0 NEUROMETRIX INC COM COM 641255104 11 21200 SH SOLE 21200 0 0 NEW ALLIANCE BANCSHARES INC CO COM 650203102 2122 143000 SH SOLE 143000 0 0 NEW YORK TIMES CO CLASS A COM 650111107 230 24300 SH SOLE 24300 0 0 NEWMONT MINING CORP HOLDING CO COM 651639106 218 4000 SH SOLE 4000 0 0 NEXXUS LIGHTING INC COM COM 65338E105 258 80000 SH SOLE 80000 0 0 NII HLDGS INC CL B NEW COM 62913F201 449 10775 SH SOLE 10775 0 0 NOVAMED INC DEL COM NEW COM 66986W207 2286 173216 SH SOLE 173216 0 0 NOVELL INC COM 670006105 7039 1186989 SH SOLE 1186989 0 0 NRG ENERGY INC COM NEW COM 629377508 306 14200 SH SOLE 14200 0 0 NUVASIVE INC COM COM 670704105 511 20200 SH SOLE 20200 0 0 NYSE EURONEXT COM COM 629491101 950 27000 SH SOLE 27000 0 0 OFFICE DEPOT INC COM 676220106 275 59500 SH SOLE 59500 0 0 PANL US 04/11 C 45 OPTION - CALL 104 100 SH CALL SOLE 100 0 0 PENNICHUCK CORP COM NEW COM 708254206 816 28635 SH SOLE 28635 0 0 POLYPORE INTL INC COM COM 73179V103 230 4000 SH SOLE 4000 0 0 PPO US 04/11 C 50 OPTION - CALL 198 250 SH CALL SOLE 250 0 0 PRIDE INTL INC COM COM 74153Q102 8066 187800 SH SOLE 187800 0 0 PRIMEDIA INC COM NEW COM 74157K846 581 119302 SH SOLE 119302 0 0 PROGRESS ENERGY INC COM COM 743263105 508 11000 SH SOLE 11000 0 0 PROLOGIS SH BEN INT COM 743410102 160 10000 SH SOLE 10000 0 0 PROSHARES TR ULTRASHT SP500 COM 74347R883 377 18000 SH SOLE 18000 0 0 PULSE ELECTRONICS CORP COM COM 74586W106 145 24000 SH SOLE 24000 0 0 PWER US 04/11 P 8 OPTION - PUT 13 1000 SH PUT SOLE 1000 0 0 QQQQ US 04/11 P 54 OPTION - PUT 8 600 SH PUT SOLE 600 0 0 QUICKSILVER RESOURCES INC COM COM 74837R104 190 13300 SH SOLE 13300 0 0 QUIKSILVER INC COM COM 74838C106 145 32700 SH SOLE 32700 0 0 QWEST COMMUNICATIONS INTL. COM 749121109 4294 628723 SH SOLE 628723 0 0 RAE SYS INC COM COM 75061P102 582 330736 SH SOLE 330736 0 0 RANDGOLD RES LTD ADR COM 752344309 228 2800 SH SOLE 2800 0 0 RARE ELEMENT RES LTD COM COM 75381M102 198 15000 SH SOLE 15000 0 0 RC2 CORP COM COM 749388104 2114 75230 SH SOLE 75230 0 0 REHABCARE GROUP INC COM COM 759148109 1769 47980 SH SOLE 47980 0 0 RENESOLA LTD SPONS ADS COM 75971T103 185 17500 SH SOLE 17500 0 0 RSC HOLDINGS INC COM COM 74972L102 230 16000 SH SOLE 16000 0 0 RURAL / METRO CORP COM COM 781748108 1404 82400 SH SOLE 82400 0 0 SANDISK CORP 1.000% 05/15/13 CONVERTIBLE BOND 80004CAC5 1544 1575000 PRN SOLE 1575000 0 0 SARA LEE CORP COM COM 803111103 2235 126500 SH SOLE 126500 0 0 SEARCHMEDIA HOLDINGS LTD COM G8005Y106 106 57794 SH SOLE 57794 0 0 SECTOR SPDR TR SHS BEN INT-FIN MUTUAL FUNDS 81369Y605 164 10000 SH SOLE 10000 0 0 SIEMENS AG SPONSORED ADR COM 826197501 206 1500 SH SOLE 1500 0 0 SIRIUS XM RADIO INC COM COM 82967N108 33 20000 SH SOLE 20000 0 0 SMURFIT-STONE CONTAINER CORPCO COM 83272A104 2087 54002 SH SOLE 54002 0 0 SOLTA MEDICAL INC COM 83438K103 50 15000 SH SOLE 15000 0 0 SPECTRUM CTL INC COM COM 847615101 2119 107657 SH SOLE 107657 0 0 SPRINT NEXTEL CORP COM 852061100 408 88000 SH SOLE 88000 0 0 STANDARD PAC CORP NEW COM COM 85375C101 259 69500 SH SOLE 69500 0 0 STERLING BANCSHARES INC COM COM 858907108 2783 323217 SH SOLE 323217 0 0 TALECRIS BIOTHERAPEUTICS COM 874227101 1659 61920 SH SOLE 61920 0 0 TELEPHONE & DATA SYS INC SPL C COM 879433860 2101 71178 SH SOLE 71178 0 0 TELEPHONE & DATA SYSTEM INC. COM 879433100 472 14000 SH SOLE 14000 0 0 TELVENT GIT SA SHS COM E90215109 204 7000 SH SOLE 7000 0 0 TENET HEALTHCARE CORP COM COM 88033G100 689 92500 SH SOLE 92500 0 0 TERREMARK WORLDWIDE INC COM NE COM 881448203 11483 604362 SH SOLE 604362 0 0 TEVA PHARMACEUTICAL INDS LTDAD COM 881624209 452 9000 SH SOLE 9000 0 0 TEXAS INSTRUMENTS INC COM 882508104 363 10500 SH SOLE 10500 0 0 TGC INDS INC COM NEW COM 872417308 117 15000 SH SOLE 15000 0 0 THOMAS & BETTS CORP COM 884315102 297 5000 SH SOLE 5000 0 0 TOLLGRADE COMMUNICATIONS INCCO COM 889542106 116 11500 SH SOLE 11500 0 0 TOMOTHERAPY INC COM COM 890088107 2391 523263 SH SOLE 523263 0 0 TRINA SOLAR LIMITED SPON ADR COM 89628E104 271 9000 SH SOLE 9000 0 0 UFS US 04/11 C 75 OPTION - CALL 251 150 SH CALL SOLE 150 0 0 UNITED STATES CELLULAR CORP COM 911684108 309 6000 SH SOLE 6000 0 0 UNIVERSAL AMERN FINL CORP COM COM 913377107 1285 56072 SH SOLE 56072 0 0 UNIVERSAL DISPLAY CORP COM COM 91347P105 660 12000 SH SOLE 12000 0 0 VECO US 04/11 C 48 OPTION - CALL 53 150 SH CALL SOLE 150 0 0 VERIGY LTD SHS COM Y93691106 7062 501200 SH SOLE 501200 0 0 VERSO PAPER CORP COM COM 92531L108 364 68000 SH SOLE 68000 0 0 VIACOM INC NEW CL A COM 92553P102 480 9000 SH SOLE 9000 0 0 WELLS FARGO & CO NEW COM 949746101 2588 81628 SH SOLE 81628 0 0 WESCO FINL CORP COM COM 950817106 1598 4106 SH SOLE 4106 0 0 WESTPORT INNOVATIONS INC COM N COM 960908309 308 14000 SH SOLE 14000 0 0 WHITNEY HLDG CORP COM 966612103 678 49800 SH SOLE 49800 0 0 WHOLE FOODS MKT INC COM COM 966837106 231 3500 SH SOLE 3500 0 0 WILBER CORP COM COM 967797101 381 40074 SH SOLE 40074 0 0 WILLIAMS COS INC COM 969457100 234 7500 SH SOLE 7500 0 0 WILMINGTON TR CORP COM COM 971807102 1646 364162 SH SOLE 364162 0 0 WIMM BILL DANN FOODS OJSC SPON COM 97263M109 3061 91442 SH SOLE 91442 0 0 WUXI PHARMATECH CAYMAN INC SPO COM 929352102 1114 72089 SH SOLE 72089 0 0 XETA TECHNOLOGIES INC COM COM 983909102 570 104312 SH SOLE 104312 0 0 YAHOO INC. COM 984332106 627 37600 SH SOLE 37600 0 0 ZORAN CORP COM COM 98975F101 483 46500 SH SOLE 46500 0 0