Filed: 5/15/2026ACC: 0000934999-26-000002
📋 What this filing means
DF DENT & CO INC filed this quarterly 13F‑HR report disclosing 262 equity positions with a total reported market value of $5.22B. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
262
Positions
$5.22B
Total AUM (reported)
41.19M
Total Shares
Allocation by class
COM$5.19B99.5%
ETFS$26.51M0.5%
Portfolio Concentration
Top 3$569.77M10.9%
4–10$1.00B19.2%
11–25$1.38B26.4%
Rest$2.27B43.5%
Top 3 weight
10.9%
Top 10 weight
30.1%
Voting Authority Distribution
Total shares with voting rights: 41.19M
Sole
Full voting authority
41.19M
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)
Sole262
Shared0
Other0
Dominant voting typeSole · 100.0% of voting shares
Institutional Holdings262
Rows:
ALPHABET INC CL C
SOLEShares756.82K
TypeSH
Market value$217.10M
4.16%
Sole
756.82K
Shared
0.00
None
0.00
VISA INC CL A
SOLEShares618.04K
TypeSH
Market value$186.80M
3.58%
Sole
618.04K
Shared
0.00
None
0.00
AMAZON.COM INC
SOLEShares796.43K
TypeSH
Market value$165.87M
3.18%
Sole
796.43K
Shared
0.00
None
0.00
HEICO CORP CL A
SOLEShares777.02K
TypeSH
Market value$164.02M
3.14%
Sole
777.02K
Shared
0.00
None
0.00
VULCAN MATERIALS CO
SOLEShares543.61K
TypeSH
Market value$148.03M
2.83%
Sole
543.61K
Shared
0.00
None
0.00
MASTERCARD INC CL A
SOLEShares287.12K
TypeSH
Market value$143.46M
2.75%
Sole
287.12K
Shared
0.00
None
0.00
TRANSDIGM GROUP INC
SOLEShares122.75K
TypeSH
Market value$142.27M
2.72%
Sole
122.75K
Shared
0.00
None
0.00
WASTE CONNECTIONS INC
SOLEShares859.51K
TypeSH
Market value$139.62M
2.67%
Sole
859.51K
Shared
0.00
None
0.00
ECOLAB INC
SOLEShares518.62K
TypeSH
Market value$137.96M
2.64%
Sole
518.62K
Shared
0.00
None
0.00
MOODYS CORP
SOLEShares295.40K
TypeSH
Market value$128.87M
2.47%
Sole
295.40K
Shared
0.00
None
0.00
INTUITIVE SURGICAL INC
SOLEShares275.31K
TypeSH
Market value$126.92M
2.43%
Sole
275.31K
Shared
0.00
None
0.00
FASTENAL CO
SOLEShares2.67M
TypeSH
Market value$123.76M
2.37%
Sole
2.67M
Shared
0.00
None
0.00
MICROSOFT CORP
SOLEShares293.45K
TypeSH
Market value$108.63M
2.08%
Sole
293.45K
Shared
0.00
None
0.00
BIO-TECHNE CORP
SOLEShares2.04M
TypeSH
Market value$106.77M
2.04%
Sole
2.04M
Shared
0.00
None
0.00
MONOLITHIC PWR SYS INC COM
SOLEShares88.55K
TypeSH
Market value$96.82M
1.85%
Sole
88.55K
Shared
0.00
None
0.00
PERIMETER SOLUTIONS INC
SOLEShares3.93M
TypeSH
Market value$96.03M
1.84%
Sole
3.93M
Shared
0.00
None
0.00
GUIDEWIRE SOFTWARE INC
SOLEShares618.27K
TypeSH
Market value$92.47M
1.77%
Sole
618.27K
Shared
0.00
None
0.00
CBRE GROUP INC
SOLEShares657.51K
TypeSH
Market value$89.07M
1.71%
Sole
657.51K
Shared
0.00
None
0.00
KINSALE CAPITAL GROUP INC.
SOLEShares248.94K
TypeSH
Market value$85.05M
1.63%
Sole
248.94K
Shared
0.00
None
0.00
DANAHER CORP
SOLEShares431.29K
TypeSH
Market value$81.77M
1.57%
Sole
431.29K
Shared
0.00
None
0.00
VEEVA SYSTEMS, INC.
SOLEShares461.10K
TypeSH
Market value$81.00M
1.55%
Sole
461.10K
Shared
0.00
None
0.00
CADENCE DESIGN SYSTEMS INC.
SOLEShares288.04K
TypeSH
Market value$80.04M
1.53%
Sole
288.04K
Shared
0.00
None
0.00
ASML HOLDINGS N.V.
SOLEShares60.47K
TypeSH
Market value$79.87M
1.53%
Sole
60.47K
Shared
0.00
None
0.00
MSCI INC COM
SOLEShares121.44K
TypeSH
Market value$65.46M
1.25%
Sole
121.44K
Shared
0.00
None
0.00
S & P GLOBAL INC
SOLEShares152.34K
TypeSH
Market value$64.80M
1.24%
Sole
152.34K
Shared
0.00
None
0.00
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
ALPHABET INC CL CSOLE | COM | 756.82K | SH | $217.10M 4.16% | 756.82K | 0.00 | 0.00 |
VISA INC CL ASOLE | COM | 618.04K | SH | $186.80M 3.58% | 618.04K | 0.00 | 0.00 |
AMAZON.COM INCSOLE | COM | 796.43K | SH | $165.87M 3.18% | 796.43K | 0.00 | 0.00 |
HEICO CORP CL ASOLE | COM | 777.02K | SH | $164.02M 3.14% | 777.02K | 0.00 | 0.00 |
VULCAN MATERIALS COSOLE | COM | 543.61K | SH | $148.03M 2.83% | 543.61K | 0.00 | 0.00 |
MASTERCARD INC CL ASOLE | COM | 287.12K | SH | $143.46M 2.75% | 287.12K | 0.00 | 0.00 |
TRANSDIGM GROUP INCSOLE | COM | 122.75K | SH | $142.27M 2.72% | 122.75K | 0.00 | 0.00 |
WASTE CONNECTIONS INCSOLE | COM | 859.51K | SH | $139.62M 2.67% | 859.51K | 0.00 | 0.00 |
ECOLAB INCSOLE | COM | 518.62K | SH | $137.96M 2.64% | 518.62K | 0.00 | 0.00 |
MOODYS CORPSOLE | COM | 295.40K | SH | $128.87M 2.47% | 295.40K | 0.00 | 0.00 |
INTUITIVE SURGICAL INCSOLE | COM | 275.31K | SH | $126.92M 2.43% | 275.31K | 0.00 | 0.00 |
FASTENAL COSOLE | COM | 2.67M | SH | $123.76M 2.37% | 2.67M | 0.00 | 0.00 |
MICROSOFT CORPSOLE | COM | 293.45K | SH | $108.63M 2.08% | 293.45K | 0.00 | 0.00 |
BIO-TECHNE CORPSOLE | COM | 2.04M | SH | $106.77M 2.04% | 2.04M | 0.00 | 0.00 |
MONOLITHIC PWR SYS INC COMSOLE | COM | 88.55K | SH | $96.82M 1.85% | 88.55K | 0.00 | 0.00 |
PERIMETER SOLUTIONS INCSOLE | COM | 3.93M | SH | $96.03M 1.84% | 3.93M | 0.00 | 0.00 |
GUIDEWIRE SOFTWARE INCSOLE | COM | 618.27K | SH | $92.47M 1.77% | 618.27K | 0.00 | 0.00 |
CBRE GROUP INCSOLE | COM | 657.51K | SH | $89.07M 1.71% | 657.51K | 0.00 | 0.00 |
KINSALE CAPITAL GROUP INC.SOLE | COM | 248.94K | SH | $85.05M 1.63% | 248.94K | 0.00 | 0.00 |
DANAHER CORPSOLE | COM | 431.29K | SH | $81.77M 1.57% | 431.29K | 0.00 | 0.00 |
VEEVA SYSTEMS, INC.SOLE | COM | 461.10K | SH | $81.00M 1.55% | 461.10K | 0.00 | 0.00 |
CADENCE DESIGN SYSTEMS INC.SOLE | COM | 288.04K | SH | $80.04M 1.53% | 288.04K | 0.00 | 0.00 |
ASML HOLDINGS N.V.SOLE | COM | 60.47K | SH | $79.87M 1.53% | 60.47K | 0.00 | 0.00 |
MSCI INC COMSOLE | COM | 121.44K | SH | $65.46M 1.25% | 121.44K | 0.00 | 0.00 |
S & P GLOBAL INCSOLE | COM | 152.34K | SH | $64.80M 1.24% | 152.34K | 0.00 | 0.00 |
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