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WOODSTOCK CORP
Period ended Sep 30, 2026 · Latest filing Oct 13, 2026
These quarterly holdings are delayed and may not include all assets or short positions.
Values are from the reporting date, not current prices or purchase costs.
The same security may appear in multiple rows.
Source: SEC
Reported portfolio value
Quarter-end reported holdings; not current value or investment performance.
View reported values
- Sep 30, 2026: $1,244,910,317
More quarters will appear as history becomes available.
Top holdings
Top 10 at Sep 30, 2026. Matching entries are combined; security classes and options remain separate. Shares exclude principal amounts; option shares reflect the reported underlying amount.
View top holdings values
- NVIDIA Corp · COMMON STOCK · 67066G104 · shares: $106,432,194
- Microsoft Corp · COMMON STOCK · 594918104 · shares: $82,045,179
- Apple Inc · COMMON STOCK · 037833100 · shares: $54,990,315
- Alphabet Inc Class C · COMMON STOCK · 02079K107 · shares: $48,931,159
- O'Reilly Automotive Inc · COMMON STOCK · 67103H107 · shares: $47,165,281
- Fortinet Inc · COMMON STOCK · 34959E109 · shares: $39,888,149
- Alphabet Inc Class A · COMMON STOCK · 02079K305 · shares: $36,287,808
- Intuitive Surgical Inc · COMMON STOCK · 46120E602 · shares: $34,418,383
- Rtx Corporation Com · COMMON STOCK · 75513E101 · shares: $26,563,637
- Abbvie Inc · COMMON STOCK · 00287Y109 · shares: $24,208,309
Reported holdings
160 reported entries| Issuer | Class | CUSIP | Type | Shares / principal | Reported value (USD) |
|---|---|---|---|---|---|
| NVIDIA Corp | COMMON STOCK | 67066G104 | — | 466,031 shares | $106,432,194 |
| Microsoft Corp | COMMON STOCK | 594918104 | — | 159,963 shares | $82,045,179 |
| Apple Inc | COMMON STOCK | 037833100 | — | 165,126 shares | $54,990,315 |
| Alphabet Inc Class C | COMMON STOCK | 02079K107 | — | 143,603 shares | $48,931,159 |
| O'Reilly Automotive Inc | COMMON STOCK | 67103H107 | — | 552,222 shares | $47,165,281 |
| Fortinet Inc | COMMON STOCK | 34959E109 | — | 223,138 shares | $39,888,149 |
| Alphabet Inc Class A | COMMON STOCK | 02079K305 | — | 105,463 shares | $36,287,808 |
| Intuitive Surgical Inc | COMMON STOCK | 46120E602 | — | 84,643 shares | $34,418,383 |
| Rtx Corporation Com | COMMON STOCK | 75513E101 | — | 143,084 shares | $26,563,637 |
| Abbvie Inc | COMMON STOCK | 00287Y109 | — | 92,543 shares | $24,208,309 |
| JPMorgan Chase & Co | COMMON STOCK | 46625H100 | — | 69,766 shares | $23,080,790 |
| Costco Wholesale Corp | COMMON STOCK | 22160K105 | — | 23,711 shares | $21,585,121 |
| Johnson & Johnson | COMMON STOCK | 478160104 | — | 79,063 shares | $20,931,071 |
| Exxonmobil Holdings Corp | COMMON STOCK | 30233Q108 | — | 115,459 shares | $18,790,953 |
| Cisco Systems Inc | COMMON STOCK | 17275R102 | — | 171,679 shares | $18,477,796 |
| Merck & Co Inc | COMMON STOCK | 58933Y105 | — | 124,940 shares | $18,155,059 |
| Home Depot Inc | COMMON STOCK | 437076102 | — | 61,331 shares | $17,448,150 |
| iShares Russell Mid-Cap ETF | OTHER | 464287499 | — | 154,330 shares | $16,468,554 |
| State Street Corp | COMMON STOCK | 857477103 | — | 92,646 shares | $16,175,065 |
| Lilly Eli & Co | COMMON STOCK | 532457108 | — | 13,763 shares | $15,924,949 |
| Applied Materials Inc | COMMON STOCK | 038222105 | — | 31,011 shares | $15,858,566 |
| Regeneron Pharmaceuticals | COMMON STOCK | 75886F107 | — | 20,684 shares | $15,684,057 |
| Emerson Electric Co | COMMON STOCK | 291011104 | — | 97,642 shares | $15,144,274 |
| Automatic Data Processing Inc | COMMON STOCK | 053015103 | — | 56,739 shares | $14,642,066 |
| Oracle Corp | COMMON STOCK | 68389X105 | — | 106,302 shares | $14,595,196 |
| Apa Corporation | COMMON STOCK | 03743Q108 | — | 349,625 shares | $14,523,427 |
| Wal-Mart Stores Inc | COMMON STOCK | 931142103 | — | 139,432 shares | $14,489,804 |
| Abbott Laboratories | COMMON STOCK | 002824100 | — | 144,024 shares | $14,233,911 |
| Visa Inc CL A | COMMON STOCK | 92826C839 | — | 39,364 shares | $14,144,703 |
| Shell PLC Spon ADS | COMMON STOCK | 780259305 | — | 146,310 shares | $13,906,765 |
| Zscaler Inc | COMMON STOCK | 98980G102 | — | 67,629 shares | $13,486,575 |
| Ecolab Inc | COMMON STOCK | 278865100 | — | 47,522 shares | $13,048,728 |
| Amazon.com Inc | COMMON STOCK | 023135106 | — | 50,879 shares | $12,676,627 |
| Idexx Laboratories Inc | COMMON STOCK | 45168D104 | — | 23,482 shares | $12,262,066 |
| Illinois Tool Works Inc | COMMON STOCK | 452308109 | — | 47,603 shares | $12,247,353 |
| Berkshire Hathaway Inc CL B | COMMON STOCK | 084670702 | — | 22,103 shares | $11,006,189 |
| Pepsico Inc | COMMON STOCK | 713448108 | — | 86,107 shares | $10,911,479 |
| Chevron Corp | COMMON STOCK | 166764100 | — | 52,173 shares | $10,654,257 |
| Medtronic PLC | COMMON STOCK | G5960L103 | — | 121,281 shares | $10,465,337 |
| Procter & Gamble Co | COMMON STOCK | 742718109 | — | 71,868 shares | $10,441,043 |
| Nextera Energy Inc | COMMON STOCK | 65339F101 | — | 136,936 shares | $10,371,498 |
| Analog Devices Inc | COMMON STOCK | 032654105 | — | 24,828 shares | $9,849,549 |
| Fedex Corp | COMMON STOCK | 31428X106 | — | 33,966 shares | $9,683,367 |
| Netflix Inc | COMMON STOCK | 64110L106 | — | 137,867 shares | $9,592,786 |
| Thermo Fisher Scientific Inc | COMMON STOCK | 883556102 | — | 14,195 shares | $9,582,335 |
| Air Prods & Chems Inc | COMMON STOCK | 009158106 | — | 33,982 shares | $9,454,951 |
| Chubb Limited | COMMON STOCK | H1467J104 | — | 27,340 shares | $8,892,335 |
| Bank America Corp | COMMON STOCK | 060505104 | — | 155,632 shares | $8,471,077 |
| Disney Walt Co | COMMON STOCK | 254687106 | — | 77,323 shares | $8,111,183 |
| 3M Co | COMMON STOCK | 88579Y101 | — | 45,286 shares | $7,433,697 |
| Qualcomm Inc | COMMON STOCK | 747525103 | — | 39,883 shares | $7,340,067 |
| Iron Mountain Inc | COMMON STOCK | 46284V101 | — | 65,058 shares | $7,218,225 |
| Vanguard FTSE Emerging Mkt ETF | OTHER | 922042858 | — | 119,217 shares | $7,070,760 |
| State Street Spdr S&P 500 Etf | OTHER | 78462F103 | — | 8,707 shares | $6,640,130 |
| Sysco Corp | COMMON STOCK | 871829107 | — | 84,300 shares | $6,572,028 |
| Hershey Co | COMMON STOCK | 427866108 | — | 41,317 shares | $6,512,021 |
| Fiserv Inc | COMMON STOCK | 337738108 | — | 131,739 shares | $5,951,991 |
| DexCom Inc | COMMON STOCK | 252131107 | — | 66,764 shares | $5,761,066 |
| Roper Technologies Inc | COMMON STOCK | 776696106 | — | 16,365 shares | $5,718,095 |
| Ligand Pharmaceuticals Inc | COMMON STOCK | 53220K504 | — | 18,245 shares | $5,699,191 |
| Southern Co | COMMON STOCK | 842587107 | — | 67,326 shares | $5,580,627 |
| Generac Holdings Inc | COMMON STOCK | 368736104 | — | 25,895 shares | $5,358,970 |
| Amgen Inc | COMMON STOCK | 031162100 | — | 12,196 shares | $5,140,912 |
| Flowserve Corp | COMMON STOCK | 34354P105 | — | 67,194 shares | $4,913,225 |
| Bank New York Mellon Corp | COMMON STOCK | 064058100 | — | 28,846 shares | $4,171,997 |
| Coca-Cola Co | COMMON STOCK | 191216100 | — | 46,933 shares | $4,039,993 |
| PNC Financial Services Group I | COMMON STOCK | 693475105 | — | 17,880 shares | $3,974,009 |
| Expand Energy Corporation Com | COMMON STOCK | 165167735 | — | 46,742 shares | $3,930,535 |
| Tractor Supply Co | COMMON STOCK | 892356106 | — | 124,415 shares | $3,892,945 |
| Sherwin Williams Co | COMMON STOCK | 824348106 | — | 12,012 shares | $3,883,119 |
| State Street Spdr S&P Midcap 4 | OTHER | 78467Y107 | — | 5,595 shares | $3,674,292 |
| Stryker Corp | COMMON STOCK | 863667101 | — | 12,832 shares | $3,533,804 |
| McDonalds Corp | COMMON STOCK | 580135101 | — | 14,937 shares | $3,449,621 |
| Lowes Cos Inc | COMMON STOCK | 548661107 | — | 17,821 shares | $3,284,232 |
| United Parcel Service Inc CL B | COMMON STOCK | 911312106 | — | 32,879 shares | $3,072,214 |
| iShares TR MSCI Eafe Etf | OTHER | 464287465 | — | 28,530 shares | $2,963,982 |
| Comcast Corp CL A | COMMON STOCK | 20030N101 | — | 123,081 shares | $2,678,243 |
| Pfizer Inc | COMMON STOCK | 717081103 | — | 90,425 shares | $2,578,921 |
| General Electric Co New | COMMON STOCK | 369604301 | — | 7,950 shares | $2,482,716 |
| Lincoln Natl Corp Ind | COMMON STOCK | 534187109 | — | 60,883 shares | $2,451,150 |
| Marvell Technology Group Ltd | COMMON STOCK | 573874104 | — | 9,194 shares | $2,429,087 |
| Bristol-Myers Squibb Co | COMMON STOCK | 110122108 | — | 36,552 shares | $2,280,845 |
| iShares Core High Dv ETF | OTHER | 46429B663 | — | 80,900 shares | $2,261,964 |
| CVS Health Corp | COMMON STOCK | 126650100 | — | 26,394 shares | $2,261,702 |
| Vertex Pharmaceuticals Inc | COMMON STOCK | 92532F100 | — | 4,005 shares | $2,093,854 |
| General Dynamics Corp | COMMON STOCK | 369550108 | — | 6,011 shares | $1,994,630 |
| Enbridge Inc | COMMON STOCK | 29250N105 | — | 42,306 shares | $1,966,806 |
| Kimberly Clark Corp | COMMON STOCK | 494368103 | — | 19,053 shares | $1,856,334 |
| GE Vernova Inc | COMMON STOCK | 36828A101 | — | 1,883 shares | $1,789,773 |
| Occidental Petroleum Corp | COMMON STOCK | 674599105 | — | 31,907 shares | $1,765,095 |
| Marathon Petroleum Corp | COMMON STOCK | 56585A102 | — | 4,323 shares | $1,709,401 |
| iShares Russell 2000 ETF | OTHER | 464287655 | — | 5,955 shares | $1,654,835 |
| American Express Co | COMMON STOCK | 025816109 | — | 5,425 shares | $1,649,742 |
| Colgate Palmolive Co | COMMON STOCK | 194162103 | — | 18,727 shares | $1,597,788 |
| Caterpillar Inc | COMMON STOCK | 149123101 | — | 1,950 shares | $1,581,040 |
| Verizon Communications Inc | COMMON STOCK | 92343V104 | — | 32,719 shares | $1,500,821 |
| Insperity Inc | COMMON STOCK | 45778Q107 | — | 27,354 shares | $1,274,423 |
| Shopify Inc Cl A | COMMON STOCK | 82509L107 | — | 8,475 shares | $1,256,842 |
| FedEx Fght Holding Co Inc Comm | COMMON STOCK | 314352105 | — | 11,467 shares | $1,254,260 |
| Vanguard FTSE Developed Mkt ET | OTHER | 921943858 | — | 16,586 shares | $1,171,137 |