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Disclosery

13F-HR filed by DF DENT & CO INC

DF DENT & CO INC filed this 13F-HR for the quarter ended 2026-06-30, filed 2026-08-14, with 271 holding rows worth $5,271,504,691.

Accession
0000934999-26-000003
Filer
CIK 934999
Filed
2026-08-14
Accepted by EDGAR
acceptance time not in the bulk data set
Ingested
Source
SEC quarterly data set

Original filing

13F report for Q2 2026

A holdings report, 271 entries on the cover page, a total value of $5,271,504,691 stated on the cover page (in dollars after the unit check, H1), rows summing to $5,271,504,691 with VALUE read as dollars as filed, 13F file number 028-03691. The quarter's positions are built on this report. The resolved quarter.

The information table after summing rows of one CUSIP and put or call (H4), with the CUSIP and issuer name as filed. Values in dollars after the unit check (method).

Issuer as filedCUSIPClassAmountValueValue read asType
Alphabet Inc. Reg. Shares C02079K107COM679,481$240,080,854dollars as filed
Visa Inc92826C839COM554,092$190,103,271dollars as filed
HEICO CORP NEW422806208CL A699,176$180,324,569dollars as filed
Amazon.com, Inc023135106COM692,739$165,107,413dollars as filed
TRANSDIGM GROUP INC COM893641100Stock111,941$149,110,271dollars as filed
VULCAN MATLS CO COM929160109Stock490,212$144,617,574dollars as filed
ECOLAB INC COM278865100Stock467,771$130,325,570dollars as filed
WASTE CONNECTIONS INC COM94106B101Stock769,572$128,280,039dollars as filed
MasterCard, Inc57636Q104COM246,504$126,604,468dollars as filed
FASTENAL CO COM311900104Stock2,577,410$123,792,998dollars as filed
MOODYS CORP COM615369105Stock269,427$122,029,058dollars as filed
PERIMETER SOLUTIONS INC71385M107COMMON STOCK3,322,708$118,454,525dollars as filed
ASMLHLDGNVFSPONSOREDADR1ADRREPS1ORDSHSN07059210STOK51,824$103,101,315dollars as filed
MONOLITHIC PWR SYS INC COM609839105Stock72,954$100,848,571dollars as filed
Intuitive Surgical,Inc.46120E602COM250,449$99,598,558dollars as filed
CADENCE DESIGN SYSTEM INC COM127387108Stock259,282$97,313,724dollars as filed
Microsoft Corp594918104COM260,499$97,171,521dollars as filed
GUIDEWIRE SOFTWARE INC COM40171V100Stock726,645$89,413,724dollars as filed
CBRE GROUP INC CL A12504L109Stock595,199$80,167,378dollars as filed
BIO-TECHNE CORP09073M104COM1,029,772$72,753,419dollars as filed
Danaher Corporation235851102COM368,898$70,267,773dollars as filed
Broadcom Inc.11135F101COM171,833$64,909,831dollars as filed
MOTOROLA SOLUTIONS INC COM NEW620076307Stock156,051$64,806,620dollars as filed
DATADOGINCCLASSA23804L103STOK239,350$62,317,166dollars as filed
VEEVA SYS INC CL A COM922475108Stock334,373$59,341,178dollars as filed
MSCI INC COM55354G100Stock103,680$58,065,163dollars as filed
Apple Inc037833100COM197,541$57,160,593dollars as filed
NOVANTA INC67000B104COM332,049$53,871,570dollars as filed
KINSALECAPGROUPINC49714P108STOK160,589$52,963,997dollars as filed
APPFOLIO INC03783C100COM CL A318,951$51,143,862dollars as filed
MEDPACE HLDGS INC COM58506Q109Stock96,455$51,081,524dollars as filed
TAIWAN SEMICONDUCTOR MFG874039100SPONSORED ADS106,282$50,757,095dollars as filed
REPLIGEN CORP COM759916109Stock356,854$48,689,109dollars as filed
MARKELGROUPINC570535104STOK24,038$46,947,079dollars as filed
LANDBRIDGE COMPANY LLC514952100CL A567,536$44,971,554dollars as filed
FLOOR & DECOR HLDGS INC CL A339750101Stock750,501$44,549,766dollars as filed
CASELLA WASTE SYS INC147448104CL A446,270$43,274,812dollars as filed
OREILLY AUTOMOTIVE INC COM67103H107Stock467,562$43,057,785dollars as filed
S&P Global,Inc.78409V104COM98,000$39,911,672dollars as filed
AMPHENOL CORP NEW032095101COM226,067$39,860,097dollars as filed
Uber Technologies90353T100COM545,122$39,336,004dollars as filed
Stryker Corporation863667101COM121,896$38,377,737dollars as filed
HAYWARD HLDGS INC421298100COM2,192,729$37,956,147dollars as filed
GOOSEHEAD INS INC38267D109COM CL A775,412$37,607,482dollars as filed
HAMILTON LANE INC407497106CL A476,169$37,536,413dollars as filed
COSTAR GROUP INC COM22160N109Stock1,319,009$37,354,340dollars as filed
CROWDSTRIKE HLDGS INC22788C105COM48,630$37,111,498dollars as filed
VERALTO CORP COM SHS92338C103Stock417,939$37,062,846dollars as filed
RBC BEARINGS INC COM75524B104Stock56,282$36,248,895dollars as filed
ONTO INNOVATION INC COM683344105Stock93,905$35,538,294dollars as filed
Netflix, Inc64110L106COM484,617$34,601,654dollars as filed
Qualcomm Incorporated747525103COM183,258$33,864,243dollars as filed
MEDLINE INC COM CL A58507V107Stock801,249$31,601,261dollars as filed
APPLIED INDL TECHNOLOGIES INC COM03820C105Stock90,968$30,760,883dollars as filed
META PLATFORMS INC CL A30303M102COM51,944$29,259,648dollars as filed
FEDERAL SIGNAL CORP313855108COM213,990$27,495,614dollars as filed
METTLER TOLEDO INTERNATIONAL COM592688105Stock21,280$27,185,962dollars as filed
CSW INDUSTRIALS INC126402106COM97,020$27,000,616dollars as filed
PROCORE TECHNOLOGIES INC COM74275K108Stock650,221$26,411,965dollars as filed
MANHATTAN ASSOCIATES INC COM562750109Stock188,634$26,267,268dollars as filed
COPART INC COM217204106Stock902,063$25,429,163dollars as filed
SITEONE LANDSCAPE SUPPLY INC82982L103COM219,910$25,159,874dollars as filed
PDF SOLUTIONS INC693282105COMMON STOCK354,951$25,127,000dollars as filed
ENTEGRIS INC COM29362U104Stock139,125$25,022,970dollars as filed
Johnson & Johnson478160104COM92,077$23,384,796dollars as filed
CORE & MAIN INC CL A21874C102Stock479,476$23,134,736dollars as filed
Thermo Fisher Scientific Inc.883556102COM45,263$22,693,006dollars as filed
HEALTHEQUITY INC COM42226A107Stock247,132$22,320,996dollars as filed
ESCO TECHNOLOGIES INC296315104COM63,005$22,054,358dollars as filed
BADGER METER INC COM056525108Stock143,925$21,355,580dollars as filed
INSULET CORP COM45784P101Stock138,249$21,048,462dollars as filed
IDEXX LABS INC COM45168D104Stock39,515$20,802,277dollars as filed
TYLER TECHNOLOGIES INC COM902252105Stock70,804$20,707,455dollars as filed
WARBY PARKER INC93403J106CL A COM676,256$20,517,606dollars as filed
AGILYSYS INC00847J105COM194,256$20,299,738dollars as filed
SAIA INC78709Y105COM45,102$18,995,209dollars as filed
SHERWIN WILLIAMS CO824348106COM52,171$17,963,639dollars as filed
Procter & Gamble Co742718109COM121,751$17,853,567dollars as filed
VSE CORP COM918284100Stock77,573$17,725,401dollars as filed
MORNINGSTAR INC COM617700109Stock106,374$16,596,453dollars as filed
PTC INC COM69370C100Stock145,019$16,475,572dollars as filed
LEMAITRE VASCULAR INC525558201COM167,053$16,030,366dollars as filed
KADANT INC48282T104COM46,558$14,629,798dollars as filed
VERISK ANALYTICS INC COM92345Y106Stock81,399$14,613,495dollars as filed
WINGSTOP INC COM974155103Stock83,931$14,554,475dollars as filed
SIMPSON MFG INC829073105COM69,301$14,508,240dollars as filed
MERCURY SYS INC COM589378108Stock113,611$13,897,976dollars as filed
ServiceNow,Inc.81762P102COM139,821$13,881,429dollars as filed
BROWN & BROWN INC COM115236101Stock214,820$13,780,681dollars as filed
RAMBUS INC DEL COM750917106Stock102,771$13,641,788dollars as filed
Costco Wholesale Corporation22160K105COM14,239$13,319,994dollars as filed
DOUGLAS DYNAMICS INC25960R105COM246,319$13,288,929dollars as filed
DESCARTES SYS GROUP INC COM249906108Stock188,682$13,064,312dollars as filed
Alphabet Inc. Reg. Shares A02079K305COM36,036$12,878,185dollars as filed
MICROCHIP TECHNOLOGY INC. COM595017104Stock138,033$12,588,578dollars as filed
SHOPIFY INC82509L107CL A SUB VTG SHS110,176$12,579,896dollars as filed
BOOZ ALLEN HAMILTON HLDG CORP CL A099502106Stock203,498$12,346,251dollars as filed
ROPER TECHNOLOGIES INC COM776696106Stock34,844$11,790,861dollars as filed
American Tower Corporation03027X100COM66,426$10,865,280dollars as filed
ENSIGN GROUP INC29358P101COM62,866$10,077,377dollars as filed
JPMorgan Chase & Co46625H100COM30,347$9,933,484dollars as filed
Berkshire Hathaway Inc084670702COM19,710$9,862,687dollars as filed
Vanguard S&P 500 ETF922908363COM14,316$9,832,372dollars as filed
WATSCO INC COM942622200Stock22,864$9,527,951dollars as filed
Abbott Laboratories002824100COM103,114$9,356,564dollars as filed
BERKSHIRE HATHAWAY INC DEL084670108CL A12$8,986,200dollars as filed
ATLASSIANCORPCLASSA049468101STOK113,108$8,798,648dollars as filed
ALARM COM HLDGS INC COM011642105Stock187,384$8,754,575dollars as filed
MP MATERIALS CORP553368101COM CL A153,920$8,621,046dollars as filed
EAGLE MATLS INC COM26969P108Stock37,947$8,538,091dollars as filed
Merck & Co.,Inc.58933Y105COM62,478$8,028,423dollars as filed
PRIMORIS SVCS CORP COM74164F103Stock79,544$7,884,428dollars as filed
AbbVie,Inc.00287Y109COM26,542$6,679,029dollars as filed
EXPONENT INC30214U102COM111,379$6,544,629dollars as filed
CAPITAL ONE FINL CORP14040H105COM32,315$6,483,036dollars as filed
PRICE T ROWE GROUP INC COM74144T108Stock55,390$6,297,289dollars as filed
MURPHY USA INC COM626755102Stock11,416$6,151,638dollars as filed
Cisco Systems,Inc.17275R102COM50,100$5,884,746dollars as filed
Vanguard FTSE All-World ex-US ETF922042775SHS59,879$5,014,862dollars as filed
Bank of America Corp060505104COM82,613$4,707,289dollars as filed
MARKETAXESS HLDGS INC57060D108COM39,303$4,460,452dollars as filed
Lowes Companies,Inc.548661107COM17,891$3,944,787dollars as filed
Automatic Data Processing,Inc.053015103COM15,168$3,396,874dollars as filed
Intel Corp458140100COM23,837$3,328,360dollars as filed
WW GRAINGER INC COM384802104Stock2,340$3,183,336dollars as filed
Home Depot, Inc437076102COM8,798$3,102,879dollars as filed
CAMECO CORP COM13321L108Stock27,601$2,811,438dollars as filed
PAYCHEX INC704326107COM27,619$2,715,776dollars as filed
ISHARES TR464287465MSCI EAFE ETF25,757$2,675,637dollars as filed
EQT CORP COM26884L109Stock44,970$2,391,055dollars as filed
United Parcel Service,Inc. Class B911312106COM19,860$2,134,950dollars as filed
RANGE RES CORP COM75281A109Stock53,260$1,980,739dollars as filed
Eli Lilly and Company532457108COM1,631$1,956,270dollars as filed
Analog Devices,Inc.032654105COM4,843$1,923,494dollars as filed
WABTEC COM929740108Stock7,013$1,890,705dollars as filed
Coca-Cola Company191216100COM22,847$1,856,776dollars as filed
KLA CORP482480100COM6,060$1,828,363dollars as filed
CROWN CASTLE INC COM22822V101REIT24,061$1,822,140dollars as filed
FRANCO NEV CORP COM351858105Stock8,525$1,776,951dollars as filed
American Express Company025816109COM5,253$1,776,827dollars as filed
CANADIANNATLRYCOF136375102STOK14,900$1,776,676dollars as filed
PepsiCo,Inc.713448108COM12,799$1,732,985dollars as filed
EXXON MOBIL CORP30231G102COM12,330$1,685,758dollars as filed
ILLINOIS TOOL WKS INC452308109COM6,222$1,682,864dollars as filed
EDWARDS LIFESCIENCES CORP COM28176E108Stock18,593$1,681,923dollars as filed
WEST PHARMACEUTICAL SVSC INC COM955306105Stock4,552$1,634,221dollars as filed
Vanguard High Dividend Yield ETF921946406SHS10,213$1,613,960dollars as filed
NVIDIA Corp67066G104COM8,007$1,602,121dollars as filed
Chubb LimitedH1467J104COM4,520$1,540,145dollars as filed
Chevron Corporation166764100COM8,967$1,486,370dollars as filed
WHEATON PRECIOUS METALS CORP COM962879102Stock13,200$1,482,624dollars as filed
BHP BILLITON LIMITED SPONSORED ADS088606108ADR17,511$1,458,841dollars as filed
EMERSON ELEC CO COM291011104Stock9,508$1,361,070dollars as filed
WILLIAMS SONOMA INC COM969904101Stock5,667$1,320,978dollars as filed
TJX Companies Inc872540109COM8,554$1,295,931dollars as filed
FISERV INC337738108COM26,251$1,287,612dollars as filed
DEXCOM INC COM252131107Stock18,737$1,261,937dollars as filed
ENTERPRISE PRODS PARTNERS L293792107COM34,232$1,258,368dollars as filed
NORFOLK SOUTHN CORP COM655844108Stock3,975$1,250,495dollars as filed
McDonalds Corporation580135101COM4,604$1,244,507dollars as filed
DICKS SPORTING GOODS INC COM253393102Stock5,475$1,241,785dollars as filed
TERRENO RLTY CORP88146M101COM19,099$1,237,042dollars as filed
Vanguard Dividend Appreciation ETF921908844SHS5,179$1,225,455dollars as filed
VWO922042858SHS19,896$1,187,603dollars as filed
MATADOR RES CO COM576485205Stock23,550$1,172,319dollars as filed
NextEra Energy,Inc.65339F101COM12,971$1,138,465dollars as filed
Oracle Corporation68389X105COM7,546$1,105,866dollars as filed
CONSTELLATION SOFTWARE INC21037X100COM573$1,081,824dollars as filed
MCCORMICK & CO INC COM NON VTG579780206Stock21,204$1,069,106dollars as filed
International Business Machines Corporation459200101COM3,742$1,052,288dollars as filed
COLGATE PALMOLIVE CO COM194162103Stock11,453$1,050,011dollars as filed
Pfizer Inc.717081103COM42,034$1,012,179dollars as filed
TRACTOR SUPPLY CO COM892356106Stock31,850$1,006,778dollars as filed
UnitedHealth Group Inc91324P102COM2,319$963,846dollars as filed
QUANTA SVCS INC74762E102COM1,328$956,213dollars as filed
Mondelez International,Inc. Class A609207105COM16,180$935,851dollars as filed
LABCORP HOLDINGS INC COM SHS504922105Stock3,308$926,240dollars as filed
BERKLEY W R CORP COM084423102Stock13,040$919,711dollars as filed
Starbucks Corporation855244109COM8,799$899,170dollars as filed
VTI922908769COM2,425$897,347dollars as filed
WEC ENERGY GROUP INC COM92939U106Stock7,681$896,910dollars as filed
Walt Disney Co254687106COM9,222$887,617dollars as filed
Linde plcG54950103COM1,700$882,198dollars as filed
Caterpillar Inc.149123101COM827$880,672dollars as filed
iShares Core MSCI EAFE ETF46432F842SHS8,923$861,783dollars as filed
Progressive Corporation743315103COM3,729$814,600dollars as filed
Morgan Stanley617446448COM3,854$805,640dollars as filed
NOVARTIS AG SPONSORED ADR66987V109ADR5,115$801,623dollars as filed
EAST WEST BANCORP INC COM27579R104Stock6,100$787,449dollars as filed
Raytheon Technologies Corporation75513E101COM4,012$761,197dollars as filed
HUBBELL INC COM443510607Stock1,446$756,547dollars as filed
Amgen Inc.031162100COM1,933$699,978dollars as filed
M & T BK CORP COM55261F104Stock2,910$692,609dollars as filed
Booking Holdings Inc.09857L108COM3,791$675,708dollars as filed
BLACKSTONE INC09260D107COM5,499$647,067dollars as filed
CANADIAN PACIFIC KANSAS CITY COM13646K108Stock7,277$630,552dollars as filed
SBA COMMUNICATIONS CORP CL A78410G104REIT3,568$629,563dollars as filed
MCKESSON CORP COM58155Q103Stock833$629,415dollars as filed
Walmart Inc.931142103COM5,512$624,289dollars as filed
ISHARES TR4642881253YRTB ETF8,400$623,658dollars as filed
Intuit Inc.461202103COM2,382$621,600dollars as filed
Eaton Corp. PlcG29183103COM1,455$620,005dollars as filed
USBANCORPDEL902973304COM NEW10,044$606,658dollars as filed
SPDR SERIES TRUST78464A334BLOMBERG BRC INT22,300$596,525dollars as filed
SPDR GOLD TR78463V107GOLD SHS1,565$576,515dollars as filed
POOL CORP COM73278L105Stock2,603$559,385dollars as filed
Vanguard Real Estate922908553SHS5,777$557,076dollars as filed
SYSCOCORP871829107COM6,576$549,622dollars as filed
Marsh & McLennan Companies,Inc.571748102COM3,292$548,678dollars as filed
VGT92204A702SHS4,576$546,924dollars as filed
LVMH MOET HENNESSY LOU FSPONSORED ADR 1 ADR REPS 0.2 ORD SHS502441306AMERICAN DEPOSITORY4,763$526,788dollars as filed
Philip Morris International Inc.718172109COM2,890$522,830dollars as filed
MIDDLEBYCORP596278101STOK3,031$521,362dollars as filed
WATSCO INC942622101CL B CONV1,245$514,372dollars as filed
Goldman Sachs Group,Inc.38141G104COM506$511,753dollars as filed
ISHARES INC46434G764MSCI EMRG CHN4,930$504,339dollars as filed
PNC FINL SVCS GROUP INC COM693475105Stock2,007$494,164dollars as filed
iShares U.S. Technology ETF464287721SHS1,910$481,759dollars as filed
Vanguard Small-Cap ETF922908751SHS1,562$473,473dollars as filed
ILLUMINA INC452327109COM2,683$471,752dollars as filed
Boeing Company097023105COM2,178$471,472dollars as filed
LENNOX INTL INC COM526107107Stock804$460,652dollars as filed
EMCOR GROUP INC COM29084Q100Stock540$448,135dollars as filed
CINTAS CORP COM172908105Stock2,514$427,581dollars as filed
Wells Fargo & Company949746101COM5,154$425,927dollars as filed
VENTAS INC COM92276F100REIT4,729$419,935dollars as filed
ONEOK INC NEW682680103COM4,781$415,660dollars as filed
RPM INTL INC COM749685103Stock3,650$405,697dollars as filed
CALAMOS CONVERTIBLE OPPORTUNIT128117108SH BEN INT29,418$395,378dollars as filed
WP CAREY INC COM92936U109REIT5,464$390,658dollars as filed
EOG RES INC COM26875P101Stock2,988$387,633dollars as filed
WISDOMTREE TR97717W422INDIA ERNGS FD9,000$385,020dollars as filed
KEYSIGHT TECHNOLOGIES INC COM49338L103Stock1,055$369,324dollars as filed
3M CO COM88579Y101Stock2,280$369,155dollars as filed
Lam Research Corporation512807306COM850$368,330dollars as filed
Technology Select Sector SPDR Fund81369Y803SHS1,912$364,274dollars as filed
VANGUARD HEALTH CARE ETF92204A504ETF1,204$360,008dollars as filed
C H ROBINSON WORLDWIDE IN COM NEW12541W209Stock1,832$345,039dollars as filed
ConocoPhillips20825C104COM3,300$343,068dollars as filed
PINNACLE WEST CAP CORP723484101COM3,000$321,000dollars as filed
Southern Company842587107COM3,341$319,767dollars as filed
HONEYWELL INTL INC COM438516205Stock1,417$317,378dollars as filed
HONEYWELL AEROSPACE INC COM43849R105Stock1,416$313,049dollars as filed
Verizon Communications Inc92343V104COM7,364$311,792dollars as filed
SPY78462F103SHS406$303,189dollars as filed
Bristol-Myers Squibb Company110122108COM4,910$282,914dollars as filed
Altria Group Inc02209S103COM3,886$279,598dollars as filed
General Electric Company369604301COM741$276,934dollars as filed
Vanguard FTSE Developed Markets ETF921943858SHS3,873$275,951dollars as filed
NEWMONT CORP651639106COM2,908$271,607dollars as filed
CVS Health Corporation126650100COM2,601$269,073dollars as filed
ALLISON TRANSMISSION HLDGS I01973R101COM2,308$260,204dollars as filed
Prologis,Inc.74340W103COM1,919$259,967dollars as filed
Vanguard Mid-Cap ETF922908629SHS3,184$256,535dollars as filed
BECTON DICKINSON & CO075887109COM1,675$253,478dollars as filed
BANK HAWAII CORP062540109COM3,025$246,507dollars as filed
BP PLC SPONSORED ADR055622104ADR6,555$242,207dollars as filed
SHORE BANCSHARES INC825107105COMMON STOCK10,400$238,680dollars as filed
GE Vernova Inc.36828A101COM200$234,972dollars as filed
SELECT SECTOR SPDR TR81369Y407SBI CONS DISCR1,998$234,325dollars as filed
iShares Russell 2000 ETF464287655SHS774$232,548dollars as filed
NESTLE SA ADR641069406COM2,250$231,052dollars as filed
OTIS WORLDWIDE CORP COM68902V107Stock3,165$226,614dollars as filed
TRIMBLE INC COM896239100Stock4,345$222,377dollars as filed
CARRIER GLOBAL CORPORATION COM14448C104Stock2,938$215,502dollars as filed
Accenture Plc Class AG1151C101COM1,670$207,815dollars as filed
MYR GROUP INC55405W104COM415$207,666dollars as filed
HEALTHPEAK PROPERTIES INC COM42250P103REIT9,612$205,697dollars as filed
FLAHERTY & CRUMRIN PFD & INM338478100COM12,298$200,211dollars as filed
GAMCO GLOBAL GOLD NAT RES &36465A109COM SH BEN INT23,470$113,595dollars as filed
MERGENET SOLUTIONS INC COM58950m109COM10,000$10,000dollars as filed

Amendment chain

FilingRoleFiledAcceptedIngested
13F-HR 0000934999-26-000003this filing2026-08-14acceptance time not in the bulk data set