Filed: 7/7/2026ACC: 0001941040-26-000409
📋 What this filing means
CARDEROCK CAPITAL MANAGEMENT INC filed this quarterly 13F‑HR report disclosing 67 equity positions with a total reported market value of $455.76M. This filing provides a transparent view of the manager's long equity holdings as of the quarter end.
67
Positions
$455.76M
Total AUM (reported)
1.77M
Total Shares
Allocation by class
COM$317.81M69.7%
COM NEW$47.14M10.3%
CL A$34.22M7.5%
CAP STK CL A$20.19M4.4%
SHS$12.00M2.6%
SHS USD$8.44M1.9%
SHS CL A$7.81M1.7%
Portfolio Concentration
Top 3$70.96M15.6%
4–10$99.59M21.9%
11–25$147.69M32.4%
Rest$137.53M30.2%
Top 3 weight
15.6%
Top 10 weight
37.4%
Voting Authority Distribution
Total shares with voting rights: 1.77M
Sole
Full voting authority
0.00
shares
% of voting shares0.0%
Shared
Joint voting authority
0.00
shares
% of voting shares0.0%
None
No voting authority
1.77M
shares
% of voting shares100.0%
Investment Discretion (by position count)
Sole67
Shared0
Other0
Dominant voting typeNone · 100.0% of voting shares
Institutional Holdings67
Rows:
LAM RESEARCH CORP
SOLEShares73.80K
TypeSH
Market value$31.98M
7.02%
Sole
0.00
Shared
0.00
None
73.80K
ALPHABET INC
SOLEShares56.49K
TypeSH
Market value$20.19M
4.43%
Sole
0.00
Shared
0.00
None
56.49K
AMPHENOL CORP
SOLEShares106.58K
TypeSH
Market value$18.79M
4.12%
Sole
0.00
Shared
0.00
None
106.58K
ELI LILLY & CO
SOLEShares12.82K
TypeSH
Market value$15.37M
3.37%
Sole
0.00
Shared
0.00
None
12.82K
APPLE INC
SOLEShares51.91K
TypeSH
Market value$15.02M
3.30%
Sole
0.00
Shared
0.00
None
51.91K
HEICO CORP NEW
SOLEShares40.08K
TypeSH
Market value$14.28M
3.13%
Sole
0.00
Shared
0.00
None
40.08K
MONOLITHIC PWR SYS INC
SOLEShares10.30K
TypeSH
Market value$14.24M
3.12%
Sole
0.00
Shared
0.00
None
10.30K
QUANTA SVCS INC
SOLEShares19.62K
TypeSH
Market value$14.13M
3.10%
Sole
0.00
Shared
0.00
None
19.62K
FORTINET INC
SOLEShares91.40K
TypeSH
Market value$14.04M
3.08%
Sole
0.00
Shared
0.00
None
91.40K
MASTERCARD INCORPORATED
SOLEShares24.36K
TypeSH
Market value$12.51M
2.74%
Sole
0.00
Shared
0.00
None
24.36K
MONSTER BEVERAGE CORP NEW
SOLEShares124.34K
TypeSH
Market value$11.95M
2.62%
Sole
0.00
Shared
0.00
None
124.34K
NVIDIA CORPORATION
SOLEShares56.54K
TypeSH
Market value$11.31M
2.48%
Sole
0.00
Shared
0.00
None
56.54K
AMETEK INC
SOLEShares45.84K
TypeSH
Market value$11.09M
2.43%
Sole
0.00
Shared
0.00
None
45.84K
PARKER-HANNIFIN CORP
SOLEShares11.11K
TypeSH
Market value$10.87M
2.38%
Sole
0.00
Shared
0.00
None
11.11K
THERMO FISHER SCIENTIFIC INC
SOLEShares20.86K
TypeSH
Market value$10.46M
2.29%
Sole
0.00
Shared
0.00
None
20.86K
MICROSOFT CORP
SOLEShares27.43K
TypeSH
Market value$10.23M
2.25%
Sole
0.00
Shared
0.00
None
27.43K
COSTCO WHOLESALE CORPORATION
SOLEShares10.82K
TypeSH
Market value$10.12M
2.22%
Sole
0.00
Shared
0.00
None
10.82K
FEDERAL SIGNAL CORP
SOLEShares74.77K
TypeSH
Market value$9.61M
2.11%
Sole
0.00
Shared
0.00
None
74.77K
WW GRAINGER INC
SOLEShares6.87K
TypeSH
Market value$9.35M
2.05%
Sole
0.00
Shared
0.00
None
6.87K
CADENCE DESIGN SYSTEM INC
SOLEShares24.90K
TypeSH
Market value$9.35M
2.05%
Sole
0.00
Shared
0.00
None
24.90K
OREILLY AUTOMOTIVE INC
SOLEShares101.09K
TypeSH
Market value$9.31M
2.04%
Sole
0.00
Shared
0.00
None
101.09K
IDEXX LABS INC
SOLEShares16.63K
TypeSH
Market value$8.75M
1.92%
Sole
0.00
Shared
0.00
None
16.63K
SHERWIN WILLIAMS CO
SOLEShares25.40K
TypeSH
Market value$8.75M
1.92%
Sole
0.00
Shared
0.00
None
25.40K
STERIS PLC
SOLEShares40.09K
TypeSH
Market value$8.44M
1.85%
Sole
0.00
Shared
0.00
None
40.09K
LINDE PLC
SOLEShares15.61K
TypeSH
Market value$8.10M
1.78%
Sole
0.00
Shared
0.00
None
15.61K
| Issuer | Class | Shares | Type | Value / Portfolio % | Voting — Sole | Shared | None |
|---|---|---|---|---|---|---|---|
LAM RESEARCH CORPSOLE | COM NEW | 73.80K | SH | $31.98M 7.02% | 0.00 | 0.00 | 73.80K |
ALPHABET INCSOLE | CAP STK CL A | 56.49K | SH | $20.19M 4.43% | 0.00 | 0.00 | 56.49K |
AMPHENOL CORPSOLE | CL A | 106.58K | SH | $18.79M 4.12% | 0.00 | 0.00 | 106.58K |
ELI LILLY & COSOLE | COM | 12.82K | SH | $15.37M 3.37% | 0.00 | 0.00 | 12.82K |
APPLE INCSOLE | COM | 51.91K | SH | $15.02M 3.30% | 0.00 | 0.00 | 51.91K |
HEICO CORP NEWSOLE | COM | 40.08K | SH | $14.28M 3.13% | 0.00 | 0.00 | 40.08K |
MONOLITHIC PWR SYS INCSOLE | COM | 10.30K | SH | $14.24M 3.12% | 0.00 | 0.00 | 10.30K |
QUANTA SVCS INCSOLE | COM | 19.62K | SH | $14.13M 3.10% | 0.00 | 0.00 | 19.62K |
FORTINET INCSOLE | COM | 91.40K | SH | $14.04M 3.08% | 0.00 | 0.00 | 91.40K |
MASTERCARD INCORPORATEDSOLE | CL A | 24.36K | SH | $12.51M 2.74% | 0.00 | 0.00 | 24.36K |
MONSTER BEVERAGE CORP NEWSOLE | COM | 124.34K | SH | $11.95M 2.62% | 0.00 | 0.00 | 124.34K |
NVIDIA CORPORATIONSOLE | COM | 56.54K | SH | $11.31M 2.48% | 0.00 | 0.00 | 56.54K |
AMETEK INCSOLE | COM | 45.84K | SH | $11.09M 2.43% | 0.00 | 0.00 | 45.84K |
PARKER-HANNIFIN CORPSOLE | COM | 11.11K | SH | $10.87M 2.38% | 0.00 | 0.00 | 11.11K |
THERMO FISHER SCIENTIFIC INCSOLE | COM | 20.86K | SH | $10.46M 2.29% | 0.00 | 0.00 | 20.86K |
MICROSOFT CORPSOLE | COM | 27.43K | SH | $10.23M 2.25% | 0.00 | 0.00 | 27.43K |
COSTCO WHOLESALE CORPORATIONSOLE | COM | 10.82K | SH | $10.12M 2.22% | 0.00 | 0.00 | 10.82K |
FEDERAL SIGNAL CORPSOLE | COM | 74.77K | SH | $9.61M 2.11% | 0.00 | 0.00 | 74.77K |
WW GRAINGER INCSOLE | COM | 6.87K | SH | $9.35M 2.05% | 0.00 | 0.00 | 6.87K |
CADENCE DESIGN SYSTEM INCSOLE | COM | 24.90K | SH | $9.35M 2.05% | 0.00 | 0.00 | 24.90K |
OREILLY AUTOMOTIVE INCSOLE | COM | 101.09K | SH | $9.31M 2.04% | 0.00 | 0.00 | 101.09K |
IDEXX LABS INCSOLE | COM | 16.63K | SH | $8.75M 1.92% | 0.00 | 0.00 | 16.63K |
SHERWIN WILLIAMS COSOLE | COM | 25.40K | SH | $8.75M 1.92% | 0.00 | 0.00 | 25.40K |
STERIS PLCSOLE | SHS USD | 40.09K | SH | $8.44M 1.85% | 0.00 | 0.00 | 40.09K |
LINDE PLCSOLE | SHS | 15.61K | SH | $8.10M 1.78% | 0.00 | 0.00 | 15.61K |
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