Foster Dykema Cabot & Partners, Llc
Institutional manager — quarterly 13F holdings, Q ending 2026-03-31
Reported value
$1.57B
Q ending 2026-03-31
Prior quarter
$1.63B
Q ending 2025-12-31
Change
-3.4% QoQ · +26.1% YoY
Positions
323
reported holdings
Largest positions
Top 100 of 323 reported positions by value, 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 |
|---|---|---|---|---|
| State Str Spdr S&P 500 Etf T | SPY | Shares | $271.9M | 417K |
| J P Morgan Exchange Traded F | JPST | Shares | $240.9M | 4.8M |
| Ishares Tr | ICSH | Shares | $210.3M | 4.2M |
| Amphenol Corp | APH | Shares | $63.5M | 501K |
| Quanta Svcs Inc | PWR | Shares | $55.1M | 100K |
| Amazon Com Inc | AMZN | Shares | $49.2M | 236K |
| Alphabet Inc | GOOGL | Shares | $47.5M | 165K |
| Costco Wholesale Corporation | COST | Shares | $44.9M | 45K |
| Microsoft Corp | MSFT | Shares | $42.2M | 114K |
| Jpmorgan Chase & Co | JPM | Shares | $34.9M | 118K |
| American Express Co | AXP | Shares | $34.4M | 114K |
| Nvidia Corporation | NVDA | Shares | $33.0M | 189K |
| Eaton Corp Plc | Shares | $32.7M | 91K | |
| Goldman Sachs Group Inc | GS | Shares | $31.9M | 38K |
| Waste Mgmt Inc Del | WM | Shares | $29.5M | 128K |
| Northrop Grumman Corp | NOC | Shares | $29.4M | 43K |
| Berkshire Hathaway Inc Del | BRK/B | Shares | $26.8M | 56K |
| Eli Lilly & Co | LLY | Shares | $25.8M | 28K |
| Vertex Pharmaceuticals Inc | VRTX | Shares | $25.8M | 58K |
| Cintas Corp | CTAS | Shares | $25.6M | 152K |
| Ishares Tr | IEFA | Shares | $24.8M | 274K |
| Apple Inc | AAPL | Shares | $23.9M | 94K |
| Broadcom Inc | AVGO | Shares | $23.3M | 75K |
| Thermo Fisher Scientific Inc | TMO | Shares | $22.2M | 45K |
| Vanguard Index Fds | VTI | Shares | $17.2M | 53K |
| Alphabet Inc | GOOG | Shares | $8.9M | 31K |
| Select Sector Spdr Tr | XLK | Shares | $7.2M | 54K |
| Independent Bk Corp Mass | INDB | Shares | $6.2M | 82K |
| Spdr Series Trust | SPYX | Shares | $5.3M | 101K |
| Vanguard Index Fds | VOO | Shares | $4.9M | 8K |
| Ishares Tr | IWF | Shares | $4.6M | 11K |
| Procter & Gamble Co | PG | Shares | $3.9M | 27K |
| Ishares Tr | IVV | Shares | $2.8M | 4K |
| Ishares Tr | IWD | Shares | $2.1M | 10K |
| Sprott Asset Management Lp | PHYS | Shares | $2.1M | 58K |
| Walmart Inc | WMT | Shares | $2.0M | 16K |
| Ishares Tr | SDG | Shares | $1.8M | 21K |
| Vanguard Intl Equity Index F | VEU | Shares | $1.4M | 19K |
| Visa Inc | V | Shares | $1.4M | 5K |
| Pepsico Inc | PEP | Shares | $1.3M | 9K |
| Mcdonalds Corp | MCD | Shares | $1.3M | 4K |
| Johnson & Johnson | JNJ | Shares | $1.3M | 5K |
| S&P Global Inc | SPGI | Shares | $1.2M | 3K |
| Prologis Inc. | PLD | Shares | $1.1M | 8K |
| Cisco Sys Inc | CSCO | Shares | $1.1M | 14K |
| Morgan Stanley | MS | Shares | $1.1M | 6K |
| Merck & Co Inc | MRK | Shares | $1.0M | 9K |
| Caterpillar Inc | CAT | Shares | $1.0M | 1K |
| Exxon Mobil Corp | XOM | Shares | $958K | 6K |
| Invesco Qqq Tr | QQQ | Shares | $932K | 2K |
| Coca Cola Co | KO | Shares | $922K | 12K |
| Lockheed Martin Corp | LMT | Shares | $861K | 1K |
| Tjx Cos Inc New | TJX | Shares | $860K | 5K |
| Blackrock Inc | BLK | Shares | $847K | 881 |
| Abbvie Inc | ABBV | Shares | $843K | 4K |
| Rtx Corporation | RTX | Shares | $821K | 4K |
| Ishares Tr | IVW | Shares | $814K | 7K |
| Sprott Asset Management Lp | PSLV | Shares | $759K | 31K |
| Vanguard Index Fds | VO | Shares | $733K | 3K |
| Te Connectivity Plc | Shares | $676K | 3K | |
| Union Pac Corp | UNP | Shares | $674K | 3K |
| Vanguard Tax-Managed Fds | VEA | Shares | $656K | 10K |
| Automatic Data Processing In | ADP | Shares | $640K | 3K |
| Vanguard Index Fds | VUG | Shares | $607K | 1K |
| Abbott Laboratories | ABT | Shares | $599K | 6K |
| Zoetis Inc | ZTS | Shares | $596K | 5K |
| Philip Morris Intl Inc | PM | Shares | $565K | 3K |
| Dimensional Etf Trust | DFUS | Shares | $561K | 8K |
| Accenture Plc Ireland | Shares | $546K | 3K | |
| Ishares Tr | IWR | Shares | $536K | 6K |
| Netflix Inc. | NFLX | Shares | $527K | 5K |
| Tesla Inc | TSLA | Shares | $520K | 1K |
| Chubb Ltd Switz | Shares | $515K | 2K | |
| Disney Walt Co | DIS | Shares | $506K | 5K |
| Idexx Labs Inc | IDXX | Shares | $503K | 895 |
| International Business Machs | IBM | Shares | $480K | 2K |
| Marriott Intl Inc New | MAR | Shares | $449K | 1K |
| Ishares Tr | IWM | Shares | $441K | 2K |
| Danaher Corp Del | DHR | Shares | $416K | 2K |
| Oracle Corp | ORCL | Shares | $410K | 3K |
| Wisdomtree Tr | DGRW | Shares | $398K | 5K |
| Ge Aerospace | GE | Shares | $398K | 1K |
| Taiwan Semiconductor Manufac | TSM | Shares | $387K | 1K |
| Ecolab Inc | ECL | Shares | $356K | 1K |
| Vanguard Index Fds | VB | Shares | $339K | 1K |
| Vanguard Index Fds | VTV | Shares | $332K | 2K |
| Kinsale Cap Group Inc | KNSL | Shares | $323K | 944 |
| Kraneshares Trust | KRBN | Shares | $318K | 11K |
| Ishares Tr | IJR | Shares | $317K | 3K |
| Analog Devices Inc | ADI | Shares | $317K | 997 |
| Home Depot Inc | HD | Shares | $316K | 962 |
| Ge Vernova Inc | GEV | Shares | $305K | 349 |
| Ishares Tr | IBDR | Shares | $303K | 13K |
| Vanguard Intl Equity Index F | VT | Shares | $298K | 2K |
| Watsco Inc | WSO | Shares | $295K | 810 |
| Equinox Gold Corp | EQX | Shares | $294K | 20K |
| Spdr Gold Tr | GLD | Shares | $293K | 681 |
| Qualcomm Inc | QCOM | Shares | $285K | 2K |
| Ishares Tr | IBDT | Shares | $284K | 11K |
| Spdr Index Shs Fds | EFAX | Shares | $284K | 6K |
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.