0000934999-12-000008.txt : 20121019 0000934999-12-000008.hdr.sgml : 20121019 20121019113513 ACCESSION NUMBER: 0000934999-12-000008 CONFORMED SUBMISSION TYPE: 13F-HR PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20120930 FILED AS OF DATE: 20121019 DATE AS OF CHANGE: 20121019 EFFECTIVENESS DATE: 20121019 FILER: COMPANY DATA: COMPANY CONFORMED NAME: DF DENT & CO INC CENTRAL INDEX KEY: 0000934999 IRS NUMBER: 521045317 STATE OF INCORPORATION: MD FISCAL YEAR END: 1231 FILING VALUES: FORM TYPE: 13F-HR SEC ACT: 1934 Act SEC FILE NUMBER: 028-03691 FILM NUMBER: 121151815 BUSINESS ADDRESS: STREET 1: 2 EAST READ STREET STREET 2: 6TH FLOOR CITY: BALTIMORE STATE: MD ZIP: 21202 BUSINESS PHONE: 4108372544 MAIL ADDRESS: STREET 1: DF DENT & CO INC STREET 2: 2 EAST READ ST CITY: BALTIMORE STATE: MD ZIP: 21202 13F-HR 1 sept201213F.txt SEPTEMBER 2012 13 F REPORT UNITED STATES SECURITIES AND EXCHANGE COMMISSION WASHINGTON DC 20549 FORM 13F FORM 13F COVER PAGE Report for Calendar Year or Quarter Ended: September 30, 2012 Check here if Amendment [] Amendment Number: This Amendment (Check only one): [] is a restatement. [] adds new holdings entries. Investment Manager Filing this Report: Name: D. F. Dent and Company, Inc. Address: 2 East Read Street, 6th Floor Baltimore, MD 21202 13F File Number: 028-03691 The 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 submission. Person Signing this Report on Behalf of Reporting Manager: Name: Daniel F. Dent Title: President Phone: 410-837-2544 Signature, Place and Date of Signing: Report Type (Check Only One): [X] 13F Holdings Report [] 13F Notice [] 13F Combination Report FORM 13F SUMMARY PAGE Report Summary: Number of Other Included Managers: 0 Form 13F Information Table Entry Total: 196 Form 13 F Information Table Value Total (thousands): 3017100 List of Other Included Managers: None 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. 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 ------------------------------ ---------------- --------- -------- -------- --- ---- ------- ------------ -------- -------- -------- 3D SYSTEMS CORP COM 88554D205 71311 2170806 SH Sole 2170806 3M CO COM 88579Y101 441 4767 SH Sole 4767 ABBOTT LABORATORIES COM 002824100 1450 21147 SH Sole 21147 ACTUANT CORP A COM 00508X203 2948 103009 SH Sole 103009 ADTRAN INC COM 00738A106 31246 1808197 SH Sole 1808197 ALTERA CORP COM 021441100 414 12188 SH Sole 12188 AMDOCS LIMITED COM G02602103 190 5750 SH Sole 5750 AMERICAN PUBLIC EDUCATION INC COM 02913V103 24868 682629 SH Sole 682629 AMERICAN TOWER CORP COM 03027X100 72938 1021684 SH Sole 1021684 AMGEN INC COM 031162100 115 1366 SH Sole 1366 ANADARKO PETROLEUM CORP COM 032511107 266 3800 SH Sole 3800 ANSYS INC COM 03662Q105 172328 2347788 SH Sole 2347788 APACHE CORP COM 037411105 28805 333124 SH Sole 333124 APPLE COMPUTER INC COM 037833100 1383 2073 SH Sole 2073 APPLIED MINERALS COM 436 335200 SH Sole 335200 ATRION CORP COM 049904105 73 331 SH Sole 331 AUTOMATIC DATA PROCESSING COM 053015103 1937 33025 SH Sole 33025 AUTOZONE INC COM 053332102 92 250 SH Sole 250 BEACON ROOFING SUPPLY INC COM 073685109 799 28049 SH Sole 28049 BERKSHIRE HATHAWAY INC COM 084670108 1194 9 SH Sole 9 BERKSHIRE HATHAWAY INC. DEL CL COM 084670702 2187 24794 SH Sole 24794 BRISTOL MYERS SQUIBB CO COM 110122108 71 2100 SH Sole 2100 CANADIAN NATIONAL RAILROAD CO COM 136375102 882 10000 SH Sole 10000 CAPITAL ONE FINANCIAL COM 14040H105 1666 29219 SH Sole 29219 CARBO CERAMICS INC COM 140781105 72 1150 SH Sole 1150 CARMAX INC COM 143130102 563 19900 SH Sole 19900 CATERPILLAR INC COM 149123101 155 1800 SH Sole 1800 CELGENE CORP COM 151020104 54773 716923 SH Sole 716923 CERNER CORP COM 156782104 300 3882 SH Sole 3882 CHEVRON CORP COM 166764100 1608 13795 SH Sole 13795 CHICAGO BRIDGE & IRON CO NV COM 167250109 23 600 SH Sole 600 CISCO SYSTEMS INC COM 17275R102 2657 139137 SH Sole 139137 CLEAN HARBORS INC COM 184496107 15378 314803 SH Sole 314803 COCA COLA CO COM 191216100 996 26260 SH Sole 26260 COLFAX CORP COM 194014106 220 6000 SH Sole 6000 COLGATE-PALMOLIVE COM 194162103 536 5000 SH Sole 5000 COMCAST CORP - A COM 20030N101 552 15450 SH Sole 15450 COMCAST CORP - A - SPL COM 20030N200 3411 97988 SH Sole 97988 COMPOSITE TECH CORP COM 20461S108 0 1000 SH Sole 1000 CONCHO RESOURCES INC COM 20605P101 52481 553884 SH Sole 553884 CONCUR TECHNOLOGIES, INC. COM 206708109 67940 921474 SH Sole 921474 CORE LABORATORIES NV COM N22717107 37773 310938 SH Sole 310938 COSTAR GROUP INC. COM 22160n109 45043 552407 SH Sole 552407 COSTCO WHOLESALE CRP DEL COM 22160K105 250 2498 SH Sole 2498 CROWN CASTLE INTL CORP COM 228227104 5278 82345 SH Sole 82345 DANAHER CORP COM 235851102 298 5400 SH Sole 5400 DEALERTRAK HOLDINGS, INC COM 242309102 49404 1773914 SH Sole 1773914 DENTSPLY INTL COM 249030107 877 22991 SH Sole 22991 DONALDSON INC COM 257651109 5132 147840 SH Sole 147840 DUKE REALTY CORP COM 264411505 229 15550 SH Sole 15550 EAST WEST BANCORP INC COM 27579R104 433 20500 SH Sole 20500 ECOLAB INC COM 278865100 62141 958820 SH Sole 958820 ELI LILLY & CO COM 532457108 443 9350 SH Sole 9350 EMERSON COM 291011104 316 6540 SH Sole 6540 ENTERPRISE PRODUCTS PARTNERS L COM 293792107 469 8750 SH Sole 8750 EQT CORPORATION COM 26884L109 3397 57568 SH Sole 57568 EQUITY RESIDENTIAL PROPERTYS I COM 29476l107 454 7896 SH Sole 7896 EUROSEAS LTD COM Y23592200 14 12400 SH Sole 12400 EXPEDITORS INTERNATIONAL COM 302130109 105226 2894789 SH Sole 2894789 EXPRESS SCRIPTS INC COM 30219G108 1130 18036 SH Sole 18036 EXXON MOBIL CORP COM 30231G102 1974 21585 SH Sole 21585 FASTENAL CO COM 311900104 220394 5126630 SH Sole 5126630 FINANCIAL ENGINES INC COM 317485100 20139 845611 SH Sole 845611 FISERV INC COM 337738108 2803 37860 SH Sole 37860 FMC TECHNOLOGIES INC. COM 30249U101 625 13495 SH Sole 13495 FORTINET INC COM 34959e109 1645 68219 SH Sole 68219 FREEPORT MCMORAN COPPER & GOLD COM 35671D857 845 21351 SH Sole 21351 GARDNER DENVER INC COM 365558105 56399 933606 SH Sole 933606 GENERAL ELECTRIC COM 369604103 3383 148944 SH Sole 148944 GILEAD SCIENCES INC. COM 375558103 239 3600 SH Sole 3600 GOLDMAN SACHS GROUP COM 38141G104 60 530 SH Sole 530 GOOGLE INC CL A COM 38259P508 447 592 SH Sole 592 HCP INC COM 40414L109 5573 125299 SH Sole 125299 HEALTHCARE SERVICES GROUP INC COM 421906108 44449 1944393 SH Sole 1944393 HENRY SCHEIN INC. COM 806407102 126 1592 SH Sole 1592 HEWLETT-PACKARD COM 428236103 175 10273 SH Sole 10273 HOVNANIAN ENTERPRISES INC COM 442487203 311 90000 SH Sole 90000 IDEXX LABORATORIES, INC. COM 45168D104 136835 1377302 SH Sole 1377302 II-VI INC COM 902104108 49600 2607800 SH Sole 2607800 ILLINOIS TOOL WORKS COM 452308109 131 2200 SH Sole 2200 ILLUMINA INC COM 452327109 12808 265791 SH Sole 265791 INTEL CORP COM 458140100 15715 693684 SH Sole 693684 INTERMAP TECHNOLOGIES CORP COM 458977204 34 150000 SH Sole 150000 INTL BUSINESS MACH CORP COM 459200101 3667 17678 SH Sole 17678 IRON MOUNTAIN COM 462846106 44 1284 SH Sole 1284 J P MORGAN CHASE & CO COM 46625H100 527 13024 SH Sole 13024 JACOBS ENGINEERING CP INC COM 469814107 75545 1868532 SH Sole 1868532 JAMBA, INC. COM 47023A101 357 160000 SH Sole 160000 JOHNSON & JOHNSON COM 478160104 7629 110713 SH Sole 110713 JOHNSON CONTROLS INC COM 478366107 211 7716 SH Sole 7716 K12 INC COM 48273U102 20598 1019713 SH Sole 1019713 KINDER MORGAN MGT LLC COM 49455U100 690 9032 SH Sole 9032 LABORATORY CORP OF AMERICA HOL COM 50540R409 7287 78807 SH Sole 78807 LANDAUER, INC. COM 305 5100 SH Sole 5100 LEGG MASON INC COM 524901105 52 2126 SH Sole 2126 LKQ CORP COM 501889208 74728 4044834 SH Sole 4044834 LYNAS CORP LTD COM Q5683J103 158 195000 SH Sole 195000 M&T BANK CORP COM 55261F104 262 2750 SH Sole 2750 MACY'S, INC. COM 55616P104 221 5863 SH Sole 5863 MAG SILVER CORP COM 55903Q104 375 30800 SH Sole 30800 MAGELLAN MIDSTREAM PARTNERS LP COM 559080106 262 3000 SH Sole 3000 MARKEL CORP COM 570535104 88120 192197 SH Sole 192197 MARKET VECTORS JUNIOR GOLD MIN COM 445 18000 SH Sole 18000 MASTERCARD INC CL A COM 57636Q104 1542 3415 SH Sole 3415 McCORMICK & CO COM 579780206 875 14110 SH Sole 14110 McMoRAN EXPLORATION COM 582411104 59 5000 SH Sole 5000 MERCK & CO COM 58933Y105 1088 24134 SH Sole 24134 MERIDIAN BIOSCIENCE INC. COM 589584101 274 14300 SH Sole 14300 MHI HOSPITALITY CORP COM 55302L102 70 17125 SH Sole 17125 MICROSOFT CORP COM 594918104 2803 94200 SH Sole 94200 MIDDLEBY CORP COM 596278101 1282 11083 SH Sole 11083 MONSANTO CO COM 61166W101 12138 133356 SH Sole 133356 MOSIAC COMPANY COM 61945C103 9657 167625 SH Sole 167625 MURPHY OIL CORP COM 626717102 236 4400 SH Sole 4400 NANOSPHERE INC COM 299 90000 SH Sole 90000 NATIONAL AMERICAN UNIV HOLDING COM 63245Q105 8457 1691438 SH Sole 1691438 NATIONAL INFORMATION CONSORTIU COM 62914b100 18028 1218099 SH Sole 1218099 NEOGEN CORP COM 640491106 324 7579 SH Sole 7579 NESTLE S.A. COM 641069406 270 4274 SH Sole 4274 NEWMONT MINING CORP COM 651639106 188 3364 SH Sole 3364 NOKIA CORP ADR COM 654902204 6 2190 SH Sole 2190 NOVARTIS AG COM 66987V109 99 1620 SH Sole 1620 NUANCE COMMUNICATIONS COM 67020Y100 486 19520 SH Sole 19520 NYMOX PHARMACEUTICAL CORP COM 67076p102 220 32000 SH Sole 32000 O REILLY AUTOMOTIVE INC COM 67103H107 8572 102512 SH Sole 102512 ODYSSEY MARINE EXPLORATION COM 676118102 283 90000 SH Sole 90000 ONEBEACON INSURANCE GP COM G67742109 253 18840 SH Sole 18840 PAYCHEX COM 704326107 6204 186358 SH Sole 186358 PEPSICO INC COM 713448108 324 4585 SH Sole 4585 PFIZER INC COM 717081103 1159 46633 SH Sole 46633 PHILIP MORRIS INTL COM 718172109 541 6020 SH Sole 6020 PINNACLE WEST CAPITOL CORP COM 723484101 253 4800 SH Sole 4800 PNC FINANCIAL SVCS INC COM 693475105 1646 26087 SH Sole 26087 POLYPORE INTERNATIONAL INC. COM 73179V103 11004 311279 SH Sole 311279 POTASH CORP OF SASKATCHEWAN COM 73755L107 66786 1538129 SH Sole 1538129 PRECISION CASTPARTS CORP COM 740189105 294 1800 SH Sole 1800 PRICE SMART INC COM 741511109 4210 55598 SH Sole 55598 PROCTER & GAMBLE CO COM 742718109 23566 339759 SH Sole 339759 QUALCOMM INC COM 747525103 132727 2124648 SH Sole 2124648 QUANTA SERVICES INC COM 74762e102 3005 121672 SH Sole 121672 RANGE RESOURCES CORP COM 75281A109 54621 781758 SH Sole 781758 REALPAGE, INC. COM 75606n109 4378 193707 SH Sole 193707 RED HAT INC. COM 756577102 388 6810 SH Sole 6810 RENAISSANCE RE HOLDINGS LTD COM G7496G103 673 8740 SH Sole 8740 RESMED INC COM 761152107 103348 2553696 SH Sole 2553696 ROPER INDUSTRIES, INC COM 776696106 105234 957628 SH Sole 957628 SBA COMMUNICATIONS CORP COM 78388J106 1367 21727 SH Sole 21727 SCHLUMBERGER LTD COM 806857108 107594 1487538 SH Sole 1487538 SEI INVESTMENTS CO COM 784117103 58806 2742831 SH Sole 2742831 SIGMA-ALDRICH CORP COM 826552101 144 2000 SH Sole 2000 SILVER WHEATON CORP COM 828336107 953 24000 SH Sole 24000 SIRIUS SATELLITE RADIO COM 82967N108 28 10700 SH Sole 10700 SOUTHWESTERN ENERGY CO COM 845467109 37950 1091136 SH Sole 1091136 STATE STREET CORPORATION COM 857477103 137 3258 SH Sole 3258 STEPAN COMPANY COM 82 850 SH Sole 850 STERICYCLE INC COM 858912108 69270 765559 SH Sole 765559 STONEMOR PARTNERS LP COM 86183Q100 306 13000 SH Sole 13000 STRYKER CORP COM 863667101 258 4636 SH Sole 4636 T ROWE PRICE GROUP INC COM 74144T108 101144 1597857 SH Sole 1597857 TECHNE CORP COM 878377100 10762 149593 SH Sole 149593 TELEFLEX INC COM 879369106 189 2750 SH Sole 2750 TEVA PHARMACEUTICAL ADR COM 881624209 35320 852940 SH Sole 852940 THERAVANCE INC COM 88338t104 233 9000 SH Sole 9000 TRACTOR SUPPLY COMPANY COM 892356106 64 650 SH Sole 650 TRIMBLE NAVIGATION LTD COM 896239100 109465 2296792 SH Sole 2296792 TYLER TECHNOLOGIES INC COM 902252105 9001 204475 SH Sole 204475 U.S. BANCORP COM 902973304 1100 32067 SH Sole 32067 ULTRA PETROLEUM CORP COM 903914109 25 1122 SH Sole 1122 UNION PACIFIC CORP COM 907818108 134 1125 SH Sole 1125 UNITED TECHNOLOGIES CORP COM 913017109 315 4021 SH Sole 4021 VENTAS INC COM 92276f100 3000 48191 SH Sole 48191 VERIZON COMMUNICATIONS COM 92343V104 245 5385 SH Sole 5385 VISA INC COM 92826C839 74715 556409 SH Sole 556409 WAB TECH CORP COM 929740108 80 1000 SH Sole 1000 WALT DISNEY CO COM 254687106 466 8919 SH Sole 8919 WELLS FARGO & CO COM 949746101 216 6255 SH Sole 6255 WHOLE FOODS MARKET COM 966837106 769 7900 SH Sole 7900 WR BERKLEY CORP COM 084423102 3472 92607 SH Sole 92607 SWISS HELVETIA FUND INC 870875101 73 6746 SH Sole 6746 VANGUARD DIVIDEND 921908844 98 1650 SH Sole 1650 VANGUARD EMERGING MARKETS 922042858 539 12925 SH Sole 12925 VANGUARD FTSE ALL-WORLD EX-US 922042775 1961 45652 SH Sole 45652 ALPINE REALTY INCOME & GROWTH 020940862 192 10901 SH Sole 10901 BUFFALO SCIENCE & TECH FD 119530103 201 11729 SH Sole 11729 DAVIS NY VENTURE FD CL A 239080104 607 16761 SH Sole 16761 DF DENT MIDCAP GROWTH FUND 34984t451 168 15520 SH Sole 15520 DF DENT PREMIER GROWTH FUND 349903419 903 47961 SH Sole 47961 DODGE & COX INTERNATONAL STOCK 256206103 168 5170 SH Sole 5170 HARBOR FUND INTERNATIONAL FUND 411511306 1018 17305 SH Sole 17305 MASTERS SELECT INTERNATIONAL 576417208 171 12301 SH Sole 12301 MATTHEWS ASIAN GROWTH & INCOME 577130206 325 18045 SH Sole 18045 PIMCO COMMODITY REAL RETURN CL 722005550 46 6615 SH Sole 6615 T ROWE PRICE GLOBAL TECH 741494108 171 15867 SH Sole 15867 T ROWE PRICE INTNL FUND 77956H203 375 27094 SH Sole 27094 VANGUARD REIT FUND INDEX 921908703 270 12495 SH Sole 12495 WASATCH HERITAGE GROWTH FUND 936793603 131 10232 SH Sole 10232