Holders — by stockHoldings — by fund
DF DENT & CO INC
Everything this manager disclosed owning in US-listed stocks — its complete Form 13F portfolio · as of 2026-06-30 · filed with the SEC up to 45 days after quarter end · CIK 0000934999
$5.27B
disclosed book value
271
positions
4.6%
largest position share
Positions, as of 2026-06-30
top 100 of 271 · 13F covers long US-listed positions only — cash, bonds, private and foreign stakes are not disclosed · PUT/CALL tags = options positions (share-equivalents), not shares held
| # | Issuer | Shares | Value | % of book |
|---|---|---|---|---|
| 1 | GOOGALPHABET INC CL C | 679,481 | $240.1M | 4.6% |
| 2 | VVISA INC CL A | 554,092 | $190.1M | 3.6% |
| 3 | HEI/AHEICO CORP CL A | 699,176 | $180.3M | 3.4% |
| 4 | AMZNAMAZON.COM INC | 692,739 | $165.1M | 3.1% |
| 5 | TDGTRANSDIGM GROUP INC | 111,941 | $149.1M | 2.8% |
| 6 | VMCVULCAN MATERIALS CO | 490,212 | $144.6M | 2.7% |
| 7 | ECLECOLAB INC | 467,771 | $130.3M | 2.5% |
| 8 | WCNWASTE CONNECTIONS INC | 769,572 | $128.3M | 2.4% |
| 9 | MAMASTERCARD INC CL A | 246,504 | $126.6M | 2.4% |
| 10 | FASTFASTENAL CO | 2.6M | $123.8M | 2.3% |
| 11 | MCOMOODYS CORP | 269,427 | $122.0M | 2.3% |
| 12 | PRMPERIMETER SOLUTIONS INC | 3.3M | $118.5M | 2.2% |
| 13 | ASMLASML HOLDINGS N.V. | 51,824 | $103.1M | 2% |
| 14 | MPWRMONOLITHIC PWR SYS INC COM | 72,954 | $100.8M | 1.9% |
| 15 | ISRGINTUITIVE SURGICAL INC | 250,449 | $99.6M | 1.9% |
| 16 | CDNSCADENCE DESIGN SYSTEMS INC. | 259,282 | $97.3M | 1.8% |
| 17 | MSFTMICROSOFT CORP | 260,499 | $97.2M | 1.8% |
| 18 | GWREGUIDEWIRE SOFTWARE INC | 726,645 | $89.4M | 1.7% |
| 19 | CBRECBRE GROUP INC | 595,199 | $80.2M | 1.5% |
| 20 | TECHBIO-TECHNE CORP | 1.0M | $72.8M | 1.4% |
| 21 | DHRDANAHER CORP | 368,898 | $70.3M | 1.3% |
| 22 | AVGOBROADCOM INC | 171,833 | $64.9M | 1.2% |
| 23 | MSIMOTOROLA SOLUTIONS INC. | 156,051 | $64.8M | 1.2% |
| 24 | DDOGDATADOG INC CL A | 239,350 | $62.3M | 1.2% |
| 25 | VEEVVEEVA SYSTEMS, INC. | 334,373 | $59.3M | 1.1% |
| 26 | MSCIMSCI INC COM | 103,680 | $58.1M | 1.1% |
| 27 | AAPLAPPLE INC | 197,541 | $57.2M | 1.1% |
| 28 | NOVTNOVANTA INC COM NPV | 332,049 | $53.9M | 1% |
| 29 | KNSLKINSALE CAPITAL GROUP INC. | 160,589 | $53.0M | 1% |
| 30 | APPFAPPFOLIO, INC | 318,951 | $51.1M | 1% |
| 31 | MEDPMEDPACE HOLDINGS, INC. | 96,455 | $51.1M | 1% |
| 32 | TSMTAIWAN SEMICONDUCTOR MFG LTD A | 106,282 | $50.8M | 1% |
| 33 | RGENREPLIGEN CORPORATION | 356,854 | $48.7M | 0.9% |
| 34 | MKLMARKEL GROUP INC | 24,038 | $46.9M | 0.9% |
| 35 | LBLANDBRIDGE COMPANY LLC CL A | 567,536 | $45.0M | 0.9% |
| 36 | FNDFLOOR & DECOR HOLDINGS, INC. | 750,501 | $44.5M | 0.8% |
| 37 | CWSTCASELLA WASTE SYSTEMS INC CL A | 446,270 | $43.3M | 0.8% |
| 38 | ORLYO REILLY AUTOMOTIVE | 467,562 | $43.1M | 0.8% |
| 39 | SPGIS & P GLOBAL INC | 98,000 | $39.9M | 0.8% |
| 40 | APHAMPHENOL CORP NEW CL A | 226,067 | $39.9M | 0.8% |
| 41 | UBERUBER TECHNOLOGIES, INC. | 545,122 | $39.3M | 0.7% |
| 42 | SYKSTRYKER CORP | 121,896 | $38.4M | 0.7% |
| 43 | HAYWHAYWARD HOLDINGS INC | 2.2M | $38.0M | 0.7% |
| 44 | GSHDGOOSEHEAD INSURANCE, INC. | 775,412 | $37.6M | 0.7% |
| 45 | HLNEHAMILTON LANE INC | 476,169 | $37.5M | 0.7% |
| 46 | CSGPCOSTAR GROUP INC | 1.3M | $37.4M | 0.7% |
| 47 | CRWDCROWDSTRIKE HOLDINGS, INC. | 48,630 | $37.1M | 0.7% |
| 48 | VLTOVERALTO CORP | 417,939 | $37.1M | 0.7% |
| 49 | RBCRBC BEARINGS INC | 56,282 | $36.2M | 0.7% |
| 50 | ONTOONTO INNOVATION INC | 93,905 | $35.5M | 0.7% |
| 51 | NFLXNETFLIX INC | 484,617 | $34.6M | 0.7% |
| 52 | QCOMQUALCOMM INC | 183,258 | $33.9M | 0.6% |
| 53 | MDLNMEDLINE INC CL A | 801,249 | $31.6M | 0.6% |
| 54 | AITAPPLIED INDL TECHNOLOGIES INC | 90,968 | $30.8M | 0.6% |
| 55 | METAMETA PLATFORMS INC CL A | 51,944 | $29.3M | 0.6% |
| 56 | FSSFEDERAL SIGNAL CORP | 213,990 | $27.5M | 0.5% |
| 57 | MTDMETTLER TOLEDO INTL | 21,280 | $27.2M | 0.5% |
| 58 | CSWCSW INDUSTRIALS INC | 97,020 | $27.0M | 0.5% |
| 59 | PCORPROCORE TECHNOLOGIES INC | 650,221 | $26.4M | 0.5% |
| 60 | MANHMANHATTAN ASSOCS INC COM | 188,634 | $26.3M | 0.5% |
| 61 | CPRTCOPART INC COM | 902,063 | $25.4M | 0.5% |
| 62 | SITESITEONE LANDSCAPE SUPPLY, INC. | 219,910 | $25.2M | 0.5% |
| 63 | PDFSPDF SOLUTIONS INC | 354,951 | $25.1M | 0.5% |
| 64 | ENTGENTEGRIS INC | 139,125 | $25.0M | 0.5% |
| 65 | JNJJOHNSON & JOHNSON | 92,077 | $23.4M | 0.4% |
| 66 | CNMCORE & MAIN INC CL A | 479,476 | $23.1M | 0.4% |
| 67 | TMOTHERMO FISHER SCIENTIFIC INC | 45,263 | $22.7M | 0.4% |
| 68 | HQYHEALTHEQUITY, INC. | 247,132 | $22.3M | 0.4% |
| 69 | ESEESCO TECHNOLOGIES INC | 63,005 | $22.1M | 0.4% |
| 70 | BMIBADGER METER INC COM | 143,925 | $21.4M | 0.4% |
| 71 | PODDINSULET CORP COM | 138,249 | $21.0M | 0.4% |
| 72 | IDXXIDEXX LABS INC | 39,515 | $20.8M | 0.4% |
| 73 | TYLTYLER TECHNOLOGIES INC | 70,804 | $20.7M | 0.4% |
| 74 | WRBYWARBY PARKER INC CL A | 676,256 | $20.5M | 0.4% |
| 75 | AGYSAGILYSYS INC | 194,256 | $20.3M | 0.4% |
| 76 | SAIASAIA INC | 45,102 | $19.0M | 0.4% |
| 77 | SHWSHERWIN-WILLIAMS CO | 52,171 | $18.0M | 0.3% |
| 78 | PGPROCTER & GAMBLE CO | 121,751 | $17.9M | 0.3% |
| 79 | VSECVSE CORP | 77,573 | $17.7M | 0.3% |
| 80 | MORNMORNINGSTAR INC | 106,374 | $16.6M | 0.3% |
| 81 | PTCPTC INC | 145,019 | $16.5M | 0.3% |
| 82 | LMATLEMAITRE VASCULAR | 167,053 | $16.0M | 0.3% |
| 83 | KAIKADANT INC | 46,558 | $14.6M | 0.3% |
| 84 | VRSKVERISK ANALYTICS INC | 81,399 | $14.6M | 0.3% |
| 85 | WINGWINGSTOP INC. | 83,931 | $14.6M | 0.3% |
| 86 | SSDSIMPSON MANUFACTURING CO | 69,301 | $14.5M | 0.3% |
| 87 | MRCYMERCURY SYS INC | 113,611 | $13.9M | 0.3% |
| 88 | NOWSERVICENOW INC | 139,821 | $13.9M | 0.3% |
| 89 | BROBROWN & BROWN | 214,820 | $13.8M | 0.3% |
| 90 | RMBSRAMBUS INC | 102,771 | $13.6M | 0.3% |
| 91 | COSTCOSTCO WHOLESALE CO | 14,239 | $13.3M | 0.3% |
| 92 | PLOWDOUGLAS DYNAMICS INC | 246,319 | $13.3M | 0.3% |
| 93 | DSGXTHE DESCARTES SYSTEMS GROUP IN | 188,682 | $13.1M | 0.2% |
| 94 | GOOGLALPHABET INC. CLASS A | 36,036 | $12.9M | 0.2% |
| 95 | MCHPMICROCHIP TECH INC | 138,033 | $12.6M | 0.2% |
| 96 | SHOPSHOPIFY INC. | 110,176 | $12.6M | 0.2% |
| 97 | BAHBOOZ ALLEN HAMILTON HOLDING CO | 203,498 | $12.3M | 0.2% |
| 98 | ROPROPER TECHNOLOGIES INC | 34,844 | $11.8M | 0.2% |
| 99 | AMTAMERICAN TOWER CORP | 66,426 | $10.9M | 0.2% |
| 100 | ENSGENSIGN GROUP INC COM | 62,866 | $10.1M | 0.2% |
Source: SEC Form 13F-HR, reporting period 2026-06-30. Values are the manager's filed June-30-style quarter-end marks, not live prices. Research, not investment advice.