Carderock Capital Management Inc
Institutional manager — quarterly 13F holdings, Q ending 2026-03-31
Reported value
$404.8M
Q ending 2026-03-31
Prior quarter
$412.7M
Q ending 2025-12-31
Change
-1.9% QoQ · +7.3% YoY
Positions
73
reported holdings
Largest positions
All 73 reported positions, Q ending 2026-03-31. A manager can hold shares, calls and puts on the same security at once — such positions are listed as separate rows. Type: Shares = common stock, Put/Call = option positions (valued at the underlying), Principal = debt. Tickers link to stock pages where covered.
| Holding | Ticker | Type | Value ▼ | Shares |
|---|---|---|---|---|
| Lam Research Corp | LRCX | Shares | $20.5M | 96K |
| Alphabet Inc | GOOGL | Shares | $16.6M | 58K |
| Amphenol Corp New | APH | Shares | $14.3M | 113K |
| Apple Inc | AAPL | Shares | $13.4M | 53K |
| Monolithic Pwr Sys Inc | MPWR | Shares | $12.8M | 12K |
| Quanta Svcs Inc | PWR | Shares | $12.6M | 23K |
| Eli Lilly & Co | LLY | Shares | $11.6M | 13K |
| Mastercard Incorporated | MA | Shares | $11.5M | 23K |
| Thermo Fisher Scientific Inc | TMO | Shares | $10.5M | 21K |
| Heico Corp New | HEI | Shares | $10.3M | 38K |
| Parker-Hannifin Corp | PH | Shares | $10.1M | 11K |
| Microsoft Corp | MSFT | Shares | $10.0M | 27K |
| Ametek Inc | AME | Shares | $9.8M | 45K |
| Costco Whsl Corp New | COST | Shares | $9.7M | 10K |
| S&P Global Inc | SPGI | Shares | $9.6M | 23K |
| Oreilly Automotive Inc | ORLY | Shares | $9.4M | 102K |
| Nvidia Corporation | NVDA | Shares | $9.3M | 54K |
| Idexx Labs Inc | IDXX | Shares | $9.3M | 16K |
| Steris Plc | Shares | $8.6M | 39K | |
| Intuitive Surgical Inc | ISRG | Shares | $8.5M | 19K |
| Monster Beverage Corp New | MNST | Shares | $8.4M | 116K |
| Motorola Solutions Inc | MSI | Shares | $7.7M | 18K |
| Cintas Corp | CTAS | Shares | $7.7M | 46K |
| Sherwin Williams Co | SHW | Shares | $7.7M | 24K |
| Cadence Design System Inc | CDNS | Shares | $7.6M | 27K |
| Fortinet Inc | FTNT | Shares | $7.4M | 91K |
| Moodys Corp | MCO | Shares | $7.4M | 17K |
| Linde Plc | Shares | $7.4M | 15K | |
| Air Prods & Chems Inc | APD | Shares | $7.2M | 25K |
| Automatic Data Processing In | ADP | Shares | $7.0M | 34K |
| Aon Plc | Shares | $7.0M | 22K | |
| Arch Cap Group Ltd | Shares | $6.9M | 71K | |
| Intuit | INTU | Shares | $6.7M | 16K |
| Stryker Corporation | SYK | Shares | $6.7M | 20K |
| Ww Grainger Inc | GWW | Shares | $6.7M | 6K |
| Home Depot Inc | HD | Shares | $6.6M | 20K |
| Illinois Tool Wks Inc | ITW | Shares | $6.3M | 24K |
| Leidos Holdings Inc | LDOS | Shares | $5.6M | 36K |
| Waste Connections Inc | WCN | Shares | $5.5M | 34K |
| Ingersoll Rand Inc | IR | Shares | $5.2M | 65K |
| Walmart Inc | WMT | Shares | $5.0M | 40K |
| Danaher Corporation | DHR | Shares | $4.8M | 25K |
| Tjx Cos Inc New | TJX | Shares | $4.5M | 28K |
| Federal Signal Corp | FSS | Shares | $3.7M | 34K |
| Fair Isaac Corp | FICO | Shares | $2.9M | 3K |
| Berkshire Hathaway Inc Del | BRK/A | Shares | $2.2M | 3 |
| Exxon Mobil Corp | XOM | Shares | $1.7M | 10K |
| Intel Corp | INTC | Shares | $1.4M | 32K |
| Watsco Inc | WSO | Shares | $1.3M | 4K |
| Loews Corp | L | Shares | $1.3M | 12K |
| Church & Dwight Co Inc | CHD | Shares | $896K | 10K |
| Chevron Corp New | CVX | Shares | $865K | 4K |
| Berkshire Hathaway Inc Del | BRK/B | Shares | $719K | 2K |
| Marriott Intl Inc New | MAR | Shares | $668K | 2K |
| Jpmorgan Chase & Co. | JPM | Shares | $662K | 2K |
| Darden Restaurants Inc | DRI | Shares | $588K | 3K |
| Ishares Tr | IYW | Shares | $522K | 3K |
| Wd 40 Co | WDFC | Shares | $408K | 2K |
| Johnson & Johnson | JNJ | Shares | $324K | 1K |
| Price T Rowe Group Inc | TROW | Shares | $311K | 3K |
| General Mls Inc | GIS | Shares | $298K | 8K |
| Digital Rlty Tr Inc | DLR | Shares | $288K | 2K |
| Paychex Inc | PAYX | Shares | $272K | 3K |
| Honeywell Intl Inc | HONGBP | Shares | $246K | 1K |
| Dnp Select Income Fd Inc | DNP | Shares | $243K | 24K |
| Bristol-Myers Squibb Co | BMY | Shares | $243K | 4K |
| Ishares Tr | DVY | Shares | $242K | 2K |
| Csx Corp | CSX | Shares | $234K | 6K |
| Accenture Plc Ireland | Shares | $229K | 1K | |
| Chipotle Mexican Grill Inc | CMG | Shares | $227K | 7K |
| Autozone Inc | AZO | Shares | $220K | 65 |
| Rtx Corporation | RTX | Shares | $217K | 1K |
| Coca Cola Co | KO | Shares | $217K | 3K |
Values as reported in public regulatory filings (USD); holdings are reported quarterly, up to 45 days after quarter end, and may contain reporting errors. Nothing here is investment advice.