WOODSTOCK CORP — 13F Holdings & Portfolio
CIK 1008877 · latest 13F-HR filed 2026-07-13
WOODSTOCK CORP manages $1.20B in 13F-reported U.S. long-equity assets across 163 reported positions as of its 2026-06-30 13F-HR filing. Its largest disclosed positions are NVDA (8.35%), MSFT (4.94%), GOOG (4.25%). Quarter over quarter (versus its 2026-03-31 filing) the fund opened 10 new positions, exited 3, added to 76, and trimmed 41.
AUM is the long-equity portion reported on Form 13F-HR. Excludes short positions, cash, foreign holdings, and non-13F assets. For informational purposes only — not investment advice.
BOSTON, MA 02110
$1.20B
Long-equity book
163
Distinct positions
2026-06-30
Filed 2026-07-13
+10 / −3 / ↑76 / ↓41
vs 2026-03-31
| Name | Title / Status | Ownership | Type |
|---|
Top Adds (vs prior quarter)
- Fortinet Inc$16.5M +85.9%
- Applied Materials Inc$11.7M +106.3%
- Cisco Systems Inc$6.8M +50.3%
- Alphabet Inc Class C$5.7M +12.6%
- Apple Inc$5.5M +13.0%
Top Trims
- Intuitive Surgical Inc-$5.1M -13.6%
- Exxon Mobil Corp-$4.2M -21.1%
- Apa Corporation-$3.6M -24.1%
- Shell PLC Spon ADS-$2.8M -19.9%
- Regeneron Pharmaceuticals-$2.5M -16.6%
New Positions
- FedEx Fght Holding Co Inc Comm$2.1M
- Ultragenyx Pharmaceutical Inc$306.9K
- Crowdstrike Holdings Inc Cl A$290.0K
- Arista Networks Inc$220.8K
- Kla Corporation$220.5K
Rows tagged Call or Put are options positions, not stock. Per SEC Form 13F-HR, Value shows the notional value of the underlying (shares covered × underlying price), not the option premium. Shares is the number of underlying shares covered (divide by 100 for contract count).
| # | Issuer | Symbol | CUSIP | Value | Weight | Shares | Type |
|---|---|---|---|---|---|---|---|
| 1 | NVIDIA Corp | NVDA | 67066G104 | $100.6M | 8.35% | 502,723 | SH |
| 2 | Microsoft Corp | MSFT | 594918104 | $59.5M | 4.94% | 159,578 | SH |
| 3 | Alphabet Inc Class C | GOOG | 02079K107 | $51.1M | 4.25% | 144,760 | SH |
| 4 | O'Reilly Automotive Inc | ORLY | 67103H107 | $51.1M | 4.24% | 554,622 | SH |
| 5 | Apple Inc | AAPL | 037833100 | $48.0M | 3.99% | 165,921 | SH |
| 6 | Alphabet Inc Class A | GOOGL | 02079K305 | $37.8M | 3.13% | 105,641 | SH |
| 7 | Fortinet Inc | FTNT | 34959E109 | $35.6M | 2.96% | 231,904 | SH |
| 8 | Intuitive Surgical Inc | ISRG | 46120E602 | $32.3M | 2.68% | 81,140 | SH |
| 9 | Rtx Corporation Com | RTX | 75513E101 | $27.2M | 2.26% | 143,517 | SH |
| 10 | Abbvie Inc | ABBV | 00287Y109 | $23.3M | 1.94% | 92,705 | SH |
| 11 | Applied Materials Inc | AMAT | 038222105 | $22.7M | 1.89% | 31,408 | SH |
| 12 | JPMorgan Chase & Co | JPM | 46625H100 | $22.5M | 1.87% | 68,865 | SH |
| 13 | Home Depot Inc | HD | 437076102 | $21.5M | 1.79% | 60,993 | SH |
| 14 | Costco Wholesale Corp | COST | 22160K105 | $20.4M | 1.70% | 21,837 | SH |
| 15 | Cisco Systems Inc | CSCO | 17275R102 | $20.3M | 1.69% | 173,039 | SH |
| 16 | Johnson & Johnson | JNJ | 478160104 | $20.2M | 1.68% | 79,663 | SH |
| 17 | iShares Russell Mid-Cap ETF | IWR | 464287499 | $17.2M | 1.43% | 156,185 | SH |
| 18 | State Street Corp | STT | 857477103 | $15.9M | 1.32% | 93,812 | SH |
| 19 | Merck & Co Inc | MRK | 58933Y105 | $15.9M | 1.32% | 123,729 | SH |
| 20 | Exxon Mobil Corp | XOM | 30231G102 | $15.9M | 1.32% | 115,941 | SH |
| 21 | Wal-Mart Stores Inc | WMT | 931142103 | $15.8M | 1.31% | 139,348 | SH |
| 22 | Oracle Corp | ORCL | 68389X105 | $15.7M | 1.30% | 107,223 | SH |
| 23 | Lilly Eli & Co | LLY | 532457108 | $14.3M | 1.19% | 11,917 | SH |
| 24 | Emerson Electric Co | EMR | 291011104 | $13.8M | 1.15% | 96,502 | SH |
| 25 | Visa Inc CL A | V | 92826C839 | $13.4M | 1.12% | 39,179 | SH |
| 26 | Ecolab Inc | ECL | 278865100 | $13.2M | 1.10% | 47,526 | SH |
| 27 | Abbott Laboratories | ABT | 002824100 | $13.1M | 1.09% | 144,252 | SH |
| 28 | Illinois Tool Works Inc | ITW | 452308109 | $12.8M | 1.07% | 47,478 | SH |
| 29 | Regeneron Pharmaceuticals | REGN | 75886F107 | $12.8M | 1.06% | 20,518 | SH |
| 30 | Automatic Data Processing Inc | ADP | 053015103 | $12.6M | 1.04% | 56,055 | SH |
| 31 | Idexx Laboratories Inc | IDXX | 45168D104 | $12.4M | 1.03% | 23,593 | SH |
| 32 | Amazon.com Inc | AMZN | 023135106 | $12.1M | 1.01% | 50,814 | SH |
| 33 | Nextera Energy Inc | NEE | 65339F101 | $12.0M | 1.00% | 137,052 | SH |
| 34 | Pepsico Inc | PEP | 713448108 | $11.6M | 0.96% | 85,427 | SH |
| 35 | Shell PLC Spon ADS | SHEL | 780259305 | $11.4M | 0.94% | 146,785 | SH |
| 36 | Apa Corporation | APA | 03743Q108 | $11.4M | 0.94% | 348,869 | SH |
| 37 | Berkshire Hathaway Inc CL B | BRK.B | 084670702 | $11.0M | 0.91% | 21,991 | SH |
| 38 | Fedex Corp | FDX | 31428X106 | $10.6M | 0.88% | 34,011 | SH |
| 39 | Procter & Gamble Co | PG | 742718109 | $10.6M | 0.88% | 72,203 | SH |
| 40 | Air Prods & Chems Inc | APD | 009158106 | $9.9M | 0.83% | 33,930 | SH |
| 41 | Analog Devices Inc | ADI | 032654105 | $9.9M | 0.82% | 24,968 | SH |
| 42 | Zscaler Inc | ZS | 98980G102 | $9.7M | 0.80% | 68,685 | SH |
| 43 | Medtronic PLC | MDT | G5960L103 | $9.5M | 0.79% | 121,241 | SH |
| 44 | Chubb Limited | CB | H1467J104 | $9.0M | 0.75% | 26,550 | SH |
| 45 | Bank America Corp | BAC | 060505104 | $9.0M | 0.75% | 157,842 | SH |
| 46 | Chevron Corp | CVX | 166764100 | $8.7M | 0.72% | 52,377 | SH |
| 47 | Iron Mountain Inc | IRM | 46284V101 | $8.2M | 0.68% | 65,102 | SH |
| 48 | Qualcomm Inc | QCOM | 747525103 | $7.5M | 0.62% | 40,373 | SH |
| 49 | Generac Holdings Inc | GNRC | 368736104 | $7.4M | 0.62% | 25,358 | SH |
| 50 | Disney Walt Co | DIS | 254687106 | $7.3M | 0.61% | 76,121 | SH |
| Period | Filed | AUM | Holdings | Accession |
|---|---|---|---|---|
| 2026-06-30 | 2026-07-13 | $1.20B | 163 | 0001062993-26-003617 |
| 2026-03-31 | 2026-04-08 | $1.12B | 156 | 0001062993-26-001892 |
| 2025-12-31 | 2026-01-14 | $1.17B | 156 | 0001062993-26-000252 |