Filed: 2/17/2026ACC: 0000934999-26-000001
📋 What this filing means
DF DENT & CO INC filed this quarterly 13F‑HR report disclosing 263 equity positions with a total reported market value of $6.95B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
263
Positions
$6.95B
Total AUM (reported)
46.06M
Total Shares
Allocation by class
COM$6.91B99.5%
ETFS$36.77M0.5%
Portfolio Concentration
Top 3$744.32M10.7%
4–10$1.34B19.3%
11–25$1.90B27.4%
Rest$2.96B42.6%
Top 3 weight
10.7%
Top 10 weight
30.0%
Voting Authority Distribution
Total shares with voting rights: 46.06M
Sole
Full voting authority
46.06M
shares
% of voting shares100.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
0.00
shares
% of voting shares0.0%
Investment Discretion (by position count)
Sole263
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings263
Rows:
ALPHABET INC CL C
SOLEShares824.93K
TypeSH
Market value$258.86M
3.73%
Sole
824.93K
Shared
0.00
None
0.00
HEICO CORP CL A
SOLEShares988.08K
TypeSH
Market value$249.42M
3.59%
Sole
988.08K
Shared
0.00
None
0.00
VISA INC CL A
SOLEShares673.03K
TypeSH
Market value$236.04M
3.40%
Sole
673.03K
Shared
0.00
None
0.00
VULCAN MATERIALS CO
SOLEShares740.96K
TypeSH
Market value$211.34M
3.04%
Sole
740.96K
Shared
0.00
None
0.00
AMAZON.COM INC
SOLEShares874.68K
TypeSH
Market value$201.89M
2.91%
Sole
874.68K
Shared
0.00
None
0.00
TRANSDIGM GROUP INC
SOLEShares149.75K
TypeSH
Market value$199.14M
2.87%
Sole
149.75K
Shared
0.00
None
0.00
ECOLAB INC
SOLEShares709.92K
TypeSH
Market value$186.37M
2.68%
Sole
709.92K
Shared
0.00
None
0.00
WASTE CONNECTIONS INC
SOLEShares1.04M
TypeSH
Market value$182.54M
2.63%
Sole
1.04M
Shared
0.00
None
0.00
MASTERCARD INC CL A
SOLEShares318.26K
TypeSH
Market value$181.69M
2.62%
Sole
318.26K
Shared
0.00
None
0.00
MOODYS CORP
SOLEShares351.93K
TypeSH
Market value$179.78M
2.59%
Sole
351.93K
Shared
0.00
None
0.00
INTUITIVE SURGICAL INC
SOLEShares305.39K
TypeSH
Market value$172.96M
2.49%
Sole
305.39K
Shared
0.00
None
0.00
MICROSOFT CORP
SOLEShares320.46K
TypeSH
Market value$154.98M
2.23%
Sole
320.46K
Shared
0.00
None
0.00
BIO-TECHNE CORP
SOLEShares2.59M
TypeSH
Market value$152.45M
2.19%
Sole
2.59M
Shared
0.00
None
0.00
CBRE GROUP INC
SOLEShares860.68K
TypeSH
Market value$138.39M
1.99%
Sole
860.68K
Shared
0.00
None
0.00
COSTAR GROUP INC
SOLEShares2.01M
TypeSH
Market value$134.99M
1.94%
Sole
2.01M
Shared
0.00
None
0.00
VEEVA SYSTEMS, INC.
SOLEShares594.80K
TypeSH
Market value$132.78M
1.91%
Sole
594.80K
Shared
0.00
None
0.00
S & P GLOBAL INC
SOLEShares241.60K
TypeSH
Market value$126.26M
1.82%
Sole
241.60K
Shared
0.00
None
0.00
KINSALE CAPITAL GROUP INC.
SOLEShares315.76K
TypeSH
Market value$123.50M
1.78%
Sole
315.76K
Shared
0.00
None
0.00
FASTENAL CO
SOLEShares2.90M
TypeSH
Market value$116.35M
1.67%
Sole
2.90M
Shared
0.00
None
0.00
MONOLITHIC PWR SYS INC COM
SOLEShares127.28K
TypeSH
Market value$115.36M
1.66%
Sole
127.28K
Shared
0.00
None
0.00
VERALTO CORP
SOLEShares1.14M
TypeSH
Market value$114.12M
1.64%
Sole
1.14M
Shared
0.00
None
0.00
CADENCE DESIGN SYS
SOLEShares358.75K
TypeSH
Market value$112.14M
1.61%
Sole
358.75K
Shared
0.00
None
0.00
DANAHER CORP
SOLEShares485.82K
TypeSH
Market value$111.21M
1.60%
Sole
485.82K
Shared
0.00
None
0.00
THERMO FISHER SCIENTIFIC INC
SOLEShares179.98K
TypeSH
Market value$104.29M
1.50%
Sole
179.98K
Shared
0.00
None
0.00
APPFOLIO, INC
SOLEShares401.49K
TypeSH
Market value$93.41M
1.34%
Sole
401.49K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
ALPHABET INC CL CSOLE | COM | 824.93K | SH | $258.86M 3.73% | 824.93K | 0.00 | 0.00 |
HEICO CORP CL ASOLE | COM | 988.08K | SH | $249.42M 3.59% | 988.08K | 0.00 | 0.00 |
VISA INC CL ASOLE | COM | 673.03K | SH | $236.04M 3.40% | 673.03K | 0.00 | 0.00 |
VULCAN MATERIALS COSOLE | COM | 740.96K | SH | $211.34M 3.04% | 740.96K | 0.00 | 0.00 |
AMAZON.COM INCSOLE | COM | 874.68K | SH | $201.89M 2.91% | 874.68K | 0.00 | 0.00 |
TRANSDIGM GROUP INCSOLE | COM | 149.75K | SH | $199.14M 2.87% | 149.75K | 0.00 | 0.00 |
ECOLAB INCSOLE | COM | 709.92K | SH | $186.37M 2.68% | 709.92K | 0.00 | 0.00 |
WASTE CONNECTIONS INCSOLE | COM | 1.04M | SH | $182.54M 2.63% | 1.04M | 0.00 | 0.00 |
MASTERCARD INC CL ASOLE | COM | 318.26K | SH | $181.69M 2.62% | 318.26K | 0.00 | 0.00 |
MOODYS CORPSOLE | COM | 351.93K | SH | $179.78M 2.59% | 351.93K | 0.00 | 0.00 |
INTUITIVE SURGICAL INCSOLE | COM | 305.39K | SH | $172.96M 2.49% | 305.39K | 0.00 | 0.00 |
MICROSOFT CORPSOLE | COM | 320.46K | SH | $154.98M 2.23% | 320.46K | 0.00 | 0.00 |
BIO-TECHNE CORPSOLE | COM | 2.59M | SH | $152.45M 2.19% | 2.59M | 0.00 | 0.00 |
CBRE GROUP INCSOLE | COM | 860.68K | SH | $138.39M 1.99% | 860.68K | 0.00 | 0.00 |
COSTAR GROUP INCSOLE | COM | 2.01M | SH | $134.99M 1.94% | 2.01M | 0.00 | 0.00 |
VEEVA SYSTEMS, INC.SOLE | COM | 594.80K | SH | $132.78M 1.91% | 594.80K | 0.00 | 0.00 |
S & P GLOBAL INCSOLE | COM | 241.60K | SH | $126.26M 1.82% | 241.60K | 0.00 | 0.00 |
KINSALE CAPITAL GROUP INC.SOLE | COM | 315.76K | SH | $123.50M 1.78% | 315.76K | 0.00 | 0.00 |
FASTENAL COSOLE | COM | 2.90M | SH | $116.35M 1.67% | 2.90M | 0.00 | 0.00 |
MONOLITHIC PWR SYS INC COMSOLE | COM | 127.28K | SH | $115.36M 1.66% | 127.28K | 0.00 | 0.00 |
VERALTO CORPSOLE | COM | 1.14M | SH | $114.12M 1.64% | 1.14M | 0.00 | 0.00 |
CADENCE DESIGN SYSSOLE | COM | 358.75K | SH | $112.14M 1.61% | 358.75K | 0.00 | 0.00 |
DANAHER CORPSOLE | COM | 485.82K | SH | $111.21M 1.60% | 485.82K | 0.00 | 0.00 |
THERMO FISHER SCIENTIFIC INCSOLE | COM | 179.98K | SH | $104.29M 1.50% | 179.98K | 0.00 | 0.00 |
APPFOLIO, INCSOLE | COM | 401.49K | SH | $93.41M 1.34% | 401.49K | 0.00 | 0.00 |
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