Filed: 11/14/2025ACC: 0000934999-25-000008
📋 What this filing means
DF DENT & CO INC filed this quarterly 13F‑HR report disclosing 272 equity positions with a total reported market value of $7.74B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
272
Positions
$7.74B
Total AUM (reported)
49.64M
Total Shares
Allocation by class
COM$7.71B99.6%
ETFS$29.20M0.4%
Portfolio Concentration
Top 3$798.64M10.3%
4–10$1.48B19.1%
11–25$2.21B28.6%
Rest$3.25B42.0%
Top 3 weight
10.3%
Top 10 weight
29.4%
Voting Authority Distribution
Total shares with voting rights: 49.64M
Sole
Full voting authority
49.64M
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)
Sole272
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings272
Rows:
HEICO CORP CL A
SOLEShares1.12M
TypeSH
Market value$285.56M
3.69%
Sole
1.12M
Shared
0.00
None
0.00
VULCAN MATERIALS CO
SOLEShares836.25K
TypeSH
Market value$257.25M
3.32%
Sole
836.25K
Shared
0.00
None
0.00
VISA INC CL A
SOLEShares749.42K
TypeSH
Market value$255.84M
3.31%
Sole
749.42K
Shared
0.00
None
0.00
ALPHABET INC CL C
SOLEShares924.38K
TypeSH
Market value$225.13M
2.91%
Sole
924.38K
Shared
0.00
None
0.00
TRANSDIGM GROUP INC
SOLEShares166.28K
TypeSH
Market value$219.17M
2.83%
Sole
166.28K
Shared
0.00
None
0.00
ECOLAB INC
SOLEShares787.34K
TypeSH
Market value$215.62M
2.79%
Sole
787.34K
Shared
0.00
None
0.00
AMAZON.COM INC
SOLEShares974.91K
TypeSH
Market value$214.06M
2.77%
Sole
974.91K
Shared
0.00
None
0.00
MASTERCARD INC CL A
SOLEShares368.48K
TypeSH
Market value$209.59M
2.71%
Sole
368.48K
Shared
0.00
None
0.00
WASTE CONNECTIONS INC
SOLEShares1.16M
TypeSH
Market value$204.45M
2.64%
Sole
1.16M
Shared
0.00
None
0.00
MOODYS CORP
SOLEShares401.20K
TypeSH
Market value$191.17M
2.47%
Sole
401.20K
Shared
0.00
None
0.00
VEEVA SYSTEMS, INC.
SOLEShares621.84K
TypeSH
Market value$185.25M
2.39%
Sole
621.84K
Shared
0.00
None
0.00
COSTAR GROUP INC
SOLEShares2.18M
TypeSH
Market value$183.73M
2.37%
Sole
2.18M
Shared
0.00
None
0.00
MICROSOFT CORP
SOLEShares348.50K
TypeSH
Market value$180.51M
2.33%
Sole
348.50K
Shared
0.00
None
0.00
VERALTO CORP
SOLEShares1.58M
TypeSH
Market value$168.28M
2.17%
Sole
1.58M
Shared
0.00
None
0.00
FASTENAL CO
SOLEShares3.16M
TypeSH
Market value$154.76M
2.00%
Sole
3.16M
Shared
0.00
None
0.00
BIO-TECHNE CORP
SOLEShares2.78M
TypeSH
Market value$154.70M
2.00%
Sole
2.78M
Shared
0.00
None
0.00
INTUITIVE SURGICAL INC
SOLEShares339.77K
TypeSH
Market value$151.95M
1.96%
Sole
339.77K
Shared
0.00
None
0.00
CBRE GROUP INC
SOLEShares919.25K
TypeSH
Market value$144.84M
1.87%
Sole
919.25K
Shared
0.00
None
0.00
MONOLITHIC PWR SYS INC COM
SOLEShares149.73K
TypeSH
Market value$137.85M
1.78%
Sole
149.73K
Shared
0.00
None
0.00
S & P GLOBAL INC
SOLEShares277.71K
TypeSH
Market value$135.16M
1.75%
Sole
277.71K
Shared
0.00
None
0.00
CADENCE DESIGN SYS
SOLEShares382.67K
TypeSH
Market value$134.42M
1.74%
Sole
382.67K
Shared
0.00
None
0.00
TYLER TECHNOLOGIES INC
SOLEShares252.72K
TypeSH
Market value$132.22M
1.71%
Sole
252.72K
Shared
0.00
None
0.00
MANHATTAN ASSOCS INC COM
SOLEShares585.46K
TypeSH
Market value$120.01M
1.55%
Sole
585.46K
Shared
0.00
None
0.00
APPFOLIO, INC
SOLEShares427.60K
TypeSH
Market value$117.87M
1.52%
Sole
427.60K
Shared
0.00
None
0.00
KINSALE CAPITAL GROUP INC.
SOLEShares264.91K
TypeSH
Market value$112.66M
1.46%
Sole
264.91K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
HEICO CORP CL ASOLE | COM | 1.12M | SH | $285.56M 3.69% | 1.12M | 0.00 | 0.00 |
VULCAN MATERIALS COSOLE | COM | 836.25K | SH | $257.25M 3.32% | 836.25K | 0.00 | 0.00 |
VISA INC CL ASOLE | COM | 749.42K | SH | $255.84M 3.31% | 749.42K | 0.00 | 0.00 |
ALPHABET INC CL CSOLE | COM | 924.38K | SH | $225.13M 2.91% | 924.38K | 0.00 | 0.00 |
TRANSDIGM GROUP INCSOLE | COM | 166.28K | SH | $219.17M 2.83% | 166.28K | 0.00 | 0.00 |
ECOLAB INCSOLE | COM | 787.34K | SH | $215.62M 2.79% | 787.34K | 0.00 | 0.00 |
AMAZON.COM INCSOLE | COM | 974.91K | SH | $214.06M 2.77% | 974.91K | 0.00 | 0.00 |
MASTERCARD INC CL ASOLE | COM | 368.48K | SH | $209.59M 2.71% | 368.48K | 0.00 | 0.00 |
WASTE CONNECTIONS INCSOLE | COM | 1.16M | SH | $204.45M 2.64% | 1.16M | 0.00 | 0.00 |
MOODYS CORPSOLE | COM | 401.20K | SH | $191.17M 2.47% | 401.20K | 0.00 | 0.00 |
VEEVA SYSTEMS, INC.SOLE | COM | 621.84K | SH | $185.25M 2.39% | 621.84K | 0.00 | 0.00 |
COSTAR GROUP INCSOLE | COM | 2.18M | SH | $183.73M 2.37% | 2.18M | 0.00 | 0.00 |
MICROSOFT CORPSOLE | COM | 348.50K | SH | $180.51M 2.33% | 348.50K | 0.00 | 0.00 |
VERALTO CORPSOLE | COM | 1.58M | SH | $168.28M 2.17% | 1.58M | 0.00 | 0.00 |
FASTENAL COSOLE | COM | 3.16M | SH | $154.76M 2.00% | 3.16M | 0.00 | 0.00 |
BIO-TECHNE CORPSOLE | COM | 2.78M | SH | $154.70M 2.00% | 2.78M | 0.00 | 0.00 |
INTUITIVE SURGICAL INCSOLE | COM | 339.77K | SH | $151.95M 1.96% | 339.77K | 0.00 | 0.00 |
CBRE GROUP INCSOLE | COM | 919.25K | SH | $144.84M 1.87% | 919.25K | 0.00 | 0.00 |
MONOLITHIC PWR SYS INC COMSOLE | COM | 149.73K | SH | $137.85M 1.78% | 149.73K | 0.00 | 0.00 |
S & P GLOBAL INCSOLE | COM | 277.71K | SH | $135.16M 1.75% | 277.71K | 0.00 | 0.00 |
CADENCE DESIGN SYSSOLE | COM | 382.67K | SH | $134.42M 1.74% | 382.67K | 0.00 | 0.00 |
TYLER TECHNOLOGIES INCSOLE | COM | 252.72K | SH | $132.22M 1.71% | 252.72K | 0.00 | 0.00 |
MANHATTAN ASSOCS INC COMSOLE | COM | 585.46K | SH | $120.01M 1.55% | 585.46K | 0.00 | 0.00 |
APPFOLIO, INCSOLE | COM | 427.60K | SH | $117.87M 1.52% | 427.60K | 0.00 | 0.00 |
KINSALE CAPITAL GROUP INC.SOLE | COM | 264.91K | SH | $112.66M 1.46% | 264.91K | 0.00 | 0.00 |
Page 1 of 11
…