DF DENT & CO INC's Q4 2022 13F: 12 new positions, 16 exits

Form 13F-HR for the quarter ended Dec 31, 2022 · filed Feb 15, 2023 · 239 reported positions · accession 0000934999-23-000001

What changed this quarter

DF DENT & CO INC's changes in reported equity positions, Q4 2022
Activity Security Weight before Weight now Change Shares Shares %
Reduced IDEXX LABS INC (IDXX) 1.5% 0.9% −0.6 pts −147K sh −49%
Increased ENDAVA plc (DAVA) 0.2% 0.8% +0.6 pts +539K sh +279%
Reduced WILLSCOT MOBILE MINI HLDGS COR (WSC) 2.2% 1.8% −0.4 pts −874K sh −25%
Reduced AZENTA INC COM (AZTA) 1.3% 1.1% −0.2 pts −672K sh −34%
Reduced INTUITIVE SURGICAL INC (ISRG) 3.0% 3.5% +0.5 pts −138K sh −14%
Reduced COSTAR GROUP INC (CSGP) 2.9% 2.6% −0.3 pts −447K sh −17%
Increased EDWARDS LIFESCIENCES (EW) 0.0% 0.5% +0.5 pts +442K sh +1274%
Reduced VISA INC CL A (V) 3.0% 3.0% −0.1 pts −148K sh −13%
Reduced OKTA, INC (OKTA) 0.4% 0.1% −0.3 pts −340K sh −78%
Increased SITEONE LANDSCAPE SUPPLY, INC. (SITE) 0.7% 1.1% +0.4 pts +190K sh +43%
Increased WNS HOLDINGS LTD (WNS) 0.9% 1.1% +0.2 pts +236K sh +34%
New WEST PHARMACEUTICALS, INC. (WST) — 0.3% +0.3 pts +77,151 sh new
Reduced BLACKLINE INC (BL) 2.2% 2.2% −0.1 pts −265K sh −11%
Reduced PROS HOLDINGS INC (PRO) 0.7% 0.4% −0.3 pts −698K sh −39%
New APPFOLIO, INC (APPF) — 0.3% +0.3 pts +159K sh new
Increased CARMAX INC (KMX) 1.8% 1.8% 0.0 pts +262K sh +15%
Reduced MASTERCARD INC-CLASS A (MA) 2.3% 2.4% +0.2 pts −45,367 sh −9%
Increased GUIDEWIRE SOFTWARE INC (GWRE) 1.4% 1.6% +0.2 pts +239K sh +16%
Reduced VERISK ANALYTICS INC (VRSK) 2.2% 2.0% −0.2 pts −83,327 sh −10%
Increased MICROSOFT CORP (MSFT) 1.2% 1.4% +0.2 pts +54,789 sh +17%
Exited IAA INC. (IAA) 0.2% — −0.2 pts −394K sh −100%
Increased CBRE GROUP INC (CBRE) 2.2% 2.6% +0.4 pts +162K sh +8%
Reduced SPROUT SOCIAL, INC. (SPT) 0.9% 0.6% −0.2 pts −183K sh −19%
Reduced CABLE ONE INC COM (CABO) 1.3% 0.9% −0.4 pts −13,795 sh −14%
Increased ILLUMINA INC (ILMN) 2.3% 2.5% +0.2 pts +45,304 sh +6%
Reduced DANAHER CORP (DHR) 2.6% 2.5% −0.1 pts −31,487 sh −5%
Increased GOOSEHEAD INSURANCE, INC. (GSHD) 0.5% 0.6% +0.1 pts +232K sh +27%
Increased AMAZON.COM INC (AMZN) 2.0% 1.6% −0.5 pts +92,539 sh +8%
Reduced TRANSDIGM GROUP INC (TDG) 2.8% 3.2% +0.3 pts −11,809 sh −3%
Increased OLD DOMINION FGHT LINES INC CO (ODFL) 1.2% 1.4% +0.2 pts +24,666 sh +8%
Reduced THERMO FISHER SCIENTIFIC INC (TMO) 2.1% 2.1% 0.0 pts −12,034 sh −5%
Increased COSTCO WHOLESALE CO (COST) 0.0% 0.1% +0.1 pts +13,333 sh +368%
Reduced QUALCOMM INC (QCOM) 1.5% 1.3% −0.2 pts −55,051 sh −6%
Reduced ALPHABET INC CLASS C (GOOG) 2.7% 2.3% −0.4 pts −67,776 sh −4%
Reduced VEEVA SYSTEMS, INC. (VEEV) 2.2% 1.9% −0.2 pts −35,878 sh −4%
Reduced ANSYS INC (ANSS) 3.2% 3.3% +0.1 pts −23,500 sh −3%
Reduced WASTE CONNECTIONS INC (WCN) 3.5% 3.3% −0.3 pts −42,361 sh −3%
Reduced TELEFLEX INC COM (TFX) 1.2% 1.4% +0.2 pts −19,453 sh −5%
Reduced ECOLAB INC (ECL) 2.9% 2.7% −0.1 pts −33,151 sh −3%
New ISHARES S&P 500 GROWTH ETF (IVW) — 0.1% +0.1 pts +80,373 sh new
Reduced MARKEL CORP HLDG CO (MKL) 1.9% 2.2% +0.3 pts −3,390 sh −3%
Reduced HEICO CORP CL A (HEIA) 3.1% 3.1% 0.0 pts −34,055 sh −2%
Reduced BIO-TECHNE CORP (TECH) 2.9% 3.3% +0.3 pts −46,160 sh −2%
Reduced TYLER TECHNOLOGIES INC (TYL) 0.7% 0.6% −0.1 pts −10,820 sh −8%
Reduced S & P GLOBAL INC (SPGI) 2.0% 2.1% +0.1 pts −9,920 sh −2%
Reduced ORTHOPEDIATRICS CORP (KIDS) 0.3% 0.2% −0.1 pts −79,936 sh −20%
Reduced HEALTHEQUITY, INC. (HQY) 0.3% 0.2% −0.1 pts −51,184 sh −18%
Reduced MEDPACE HOLDINGS, INC. (MEDP) 0.2% 0.3% 0.0 pts −14,791 sh −15%
Reduced COMCAST CORP NEW CL A (CMCSA) 0.1% 0.0% 0.0 pts −89,658 sh −55%
Increased VULCAN MATERIALS CO (VMC) 2.5% 2.8% +0.2 pts +16,457 sh +2%

The 50 largest of 230 changes, by size of the trade. Full holdings for this quarter.

Reported by the fund in its Form 13F filed with the SEC; holdings are as of the quarter-end report date and may have changed since. For informational purposes only — not investment advice or a recommendation to buy or sell any security. FilingExplorer is not affiliated with or endorsed by this fund. How this brief is compiled

† Security identifier (CUSIP) changed — read as one continuing position, not an exit and a new position:

  • ATLASSIAN CORPORATION CL A (TEAM): G06242104 → 049468101, 261K → 305K shares (share count changed with the identifier; not shown as a trade)

Top 10 positions — 30.8% of the equity book

Changes in the top 10 this quarter: VMC entered · CSGP left

# Security Weight before Weight now
1 INTUITIVE SURGICAL INC (ISRG) 3.0% 3.5%
2 BIO-TECHNE CORP (TECH) 2.9% 3.3%
3 ANSYS INC (ANSS) 3.2% 3.3%
4 WASTE CONNECTIONS INC (WCN) 3.5% 3.3%
5 TRANSDIGM GROUP INC (TDG) 2.8% 3.2%
6 HEICO CORP CL A (HEIA) 3.1% 3.1%
7 VISA INC CL A (V) 3.0% 3.0%
8 FASTENAL CO (FAST) 2.9% 2.8%
9 VULCAN MATERIALS CO (VMC) 2.5% 2.8% Entered the top 10
10 ECOLAB INC (ECL) 2.9% 2.7%
— COSTAR GROUP INC (CSGP) 2.9% 2.6% Left the top 10

Weights are each position's reported value as a share of the fund's reported equity positions (options and principal-amount holdings excluded).