Woodstock Corp.
In its 13F for Q4 2025 (holdings as of December 31, 2025, filed January 14, 2026), Woodstock Corp. reported 156 stock positions worth $1.2 billion. Its top holding was Nvidia (NVDA) at 9.3% of the portfolio, followed by Microsoft (MSFT, 6.6%) and O'reilly Automotive (ORLY, 4.4%). Compared with Q3 2025, it opened 2 new positions, sold out of 3, added to 49 and reduced 52. The biggest buy was Alphabet Class A (GOOGL, shares +0%) and the biggest sale O'reilly Automotive (ORLY, shares −0%).
- Most Recent 13F
- Q2 2026
- Location
- BOSTON, MA
- CIK
- 0001008877
- Portfolio Value
- $1.2B (Q4 2025)
- SEC Filing
- 0001062993-26-000252 ↗ filed Jan 14, 2026
Holdings Value
Holdings 156 stocks · $1.2B
| NVDA Nvidia Corp. | 9.27% | 579,400 | $108.1M | Reduce -2.0% |
| MSFT Microsoft Corp. | 6.57% | 158,410 | $76.6M | Reduce -0.1% |
| ORLY O'reilly Automotive Inc. | 4.37% | 558,211 | $50.9M | Reduce -0.1% |
| GOOG Alphabet Inc. Class C | 4.33% | 160,620 | $50.4M | Reduce -0.6% |
| ISRG Intuitive Surgical Inc. | 4.00% | 82,309 | $46.6M | Reduce -0.4% |
| AAPL Apple Inc. | 3.94% | 168,718 | $45.9M | Reduce -0.4% |
| GOOGL Alphabet Inc. Class A | 3.04% | 113,325 | $35.5M | Add +0.0% |
| RTX RTX Corp. | 2.34% | 148,844 | $27.3M | Reduce -0.3% |
| JPM JPMorgan Chase & Co. | 1.91% | 68,892 | $22.2M | Add +0.8% |
| ORCL Oracle Corp. | 1.83% | 109,622 | $21.4M | Reduce -0.3% |
| ABBV Abbvie Inc. | 1.83% | 93,134 | $21.3M | Add +0.5% |
| HD Home Depot Inc. | 1.78% | 60,274 | $20.7M | Add +0.1% |
| FTNT Fortinet Inc. | 1.73% | 253,367 | $20.1M | Reduce -1.8% |
| COST Costco Wholesale Corp. | 1.64% | 22,165 | $19.1M | Add +0.1% |
| ABT Abbott Laboratories | 1.46% | 135,524 | $17.0M | Reduce -0.0% |
| JNJ Johnson & Johnson | 1.44% | 80,804 | $16.7M | Reduce -0.3% |
| IDXX Idexx Laboratories Inc. | 1.40% | 24,168 | $16.4M | Reduce -0.2% |
| WMT Walmart Inc. | 1.37% | 142,942 | $15.9M | Add +0.5% |
| IWR iShares Russell Mid-Cap ETF | 1.35% | 163,334 | $15.7M | Reduce -0.2% |
| ADP Automatic Data Processing | 1.24% | 56,128 | $14.4M | Add +1.0% |
| XOM Exxon Mobil Corp. | 1.24% | 119,867 | $14.4M | Add +0.1% |
| REGN Regeneron Pharmaceuticals | 1.24% | 18,646 | $14.4M | Add +12.3% |
| CSCO Cisco Systems Inc. | 1.16% | 174,975 | $13.5M | Reduce -0.1% |
| V Visa Inc. Class A | 1.15% | 38,280 | $13.4M | Add +1.4% |
| MRK Merck & Co. Inc. | 1.12% | 123,688 | $13.0M | Add +0.2% |
| LLY Eli Lilly & Co. | 1.10% | 11,945 | $12.8M | Reduce -0.2% |
| EMR Emerson Electric Co. | 1.09% | 95,908 | $12.7M | Add +0.1% |
| ECL Ecolab Inc. | 1.09% | 48,410 | $12.7M | Reduce -0.2% |
| STT State Street Corp. | 1.08% | 97,749 | $12.6M | Reduce -1.0% |
| PEP Pepsico Inc. | 1.07% | 87,254 | $12.5M | Add +0.4% |
| MDT Medtronic PLC | 1.01% | 122,810 | $11.8M | Reduce -0.3% |
| ZS Zscaler Inc. | 0.98% | 50,674 | $11.4M | Add +1.3% |
| ITW Illinois Tool Works | 0.97% | 45,903 | $11.3M | Add +0.8% |
| NEE Nextera Energy Inc. | 0.96% | 138,835 | $11.1M | Add +0.4% |
| PG The Procter & Gamble Co. | 0.92% | 74,758 | $10.7M | Reduce -0.4% |
| SHEL Shell PLC-ADR | 0.92% | 145,683 | $10.7M | Add +0.3% |
| BRK.B Berkshire Hathaway Inc. Class B | 0.90% | 20,937 | $10.5M | Add +2.3% |
| FDX FedEx Corp. | 0.84% | 33,956 | $9.8M | Add +0.3% |
| APD Air Products & Chemicals Inc. | 0.77% | 36,136 | $8.9M | Reduce -1.0% |
| DIS The Walt Disney Co. filed as DISNEY WALT CO | 0.76% | 77,951 | $8.9M | Add +0.2% |
| BAC Bank of America Corp. filed as BANK AMERICA CORP | 0.75% | 159,171 | $8.8M | Add +0.1% |
| AMZN Amazon.com Inc. | 0.73% | 37,083 | $8.6M | Add +2.4% |
| AMAT Applied Materials Inc. | 0.72% | 32,534 | $8.4M | Reduce -0.6% |
| CB Chubb Ltd. | 0.71% | 26,680 | $8.3M | No change |
| TMO Thermo Fisher Scientific Inc. | 0.71% | 14,253 | $8.3M | Add +0.2% |
| APA Apa Corp. | 0.69% | 327,562 | $8.0M | Reduce -0.4% |
| QCOM Qualcomm Inc. | 0.66% | 44,630 | $7.6M | No change |
| TSCO Tractor Supply Company | 0.63% | 145,725 | $7.3M | No change |
| MMM 3M Co. | 0.62% | 45,446 | $7.3M | No change |
| CVX Chevron Corp. | 0.62% | 47,598 | $7.3M | Add +0.2% |
| ADI Analog Devices Inc. | 0.57% | 24,614 | $6.7M | Add +0.5% |
| VWO Vanguard Ftse Emerging Marke | 0.56% | 120,557 | $6.5M | Add +0.1% |
| SPY SS SPDR S&P 500 ETF Trust-US | 0.52% | 8,886 | $6.1M | Add +2.0% |
| SYY Sysco Corp. | 0.50% | 79,214 | $5.8M | Add +0.3% |
| SO The Southern Co. | 0.49% | 65,060 | $5.7M | Add +0.9% |
| IRM Iron Mountain Inc. filed as IRON MTN INC DEL | 0.45% | 63,717 | $5.3M | Add +1.1% |
| ROP Roper Technologies Inc. | 0.45% | 11,786 | $5.2M | Add +6.4% |
| EXE Expand Energy Corp. | 0.44% | 46,436 | $5.1M | Reduce -1.1% |
| FISV Fiserv Inc. | 0.44% | 75,788 | $5.1M | Add +0.9% |
| SYK Stryker Corp. | 0.43% | 14,140 | $5.0M | Reduce -1.4% |
| FLS Flowserve Corp. | 0.41% | 69,154 | $4.8M | Reduce -0.1% |
| GE General Electric filed as GE AEROSPACE | 0.38% | 14,256 | $4.4M | Reduce -6.2% |
| MCD McDonald's Corp. | 0.38% | 14,333 | $4.4M | Reduce -1.2% |
| AMGN Amgen Inc. | 0.36% | 12,725 | $4.2M | No change |
| LOW Lowe's Cos Inc. | 0.34% | 16,404 | $4.0M | Add +0.5% |
| CMCSA Comcast Corp. Class A | 0.33% | 130,500 | $3.9M | Reduce -7.6% |
| LGND Ligand Pharmaceuticals | 0.32% | 20,005 | $3.8M | Reduce -0.1% |
| MDY State Street SPDR S&P Midcap | 0.31% | 6,054 | $3.7M | Reduce -2.8% |
| PNC PNC Financial Services Group | 0.31% | 17,365 | $3.6M | Add +0.3% |
| DXCM Dexcom Inc. | 0.31% | 54,488 | $3.6M | Reduce -8.3% |
| GNRC Generac Holdings Inc. | 0.30% | 25,869 | $3.5M | Add +2.3% |
| UPS United Parcel Service Class B | 0.30% | 35,221 | $3.5M | Reduce -17.0% |
| KO The Coca-Cola Co. | 0.29% | 49,061 | $3.4M | Reduce -0.2% |
| HSY The Hershey Co. | 0.29% | 18,811 | $3.4M | Reduce -9.8% |
| BNY Bank of New York Mellon Corp. filed as BANK NEW YORK MELLON CORP | 0.29% | 29,085 | $3.4M | Add +0.1% |
| LNC Lincoln National Corp. | 0.25% | 66,493 | $3.0M | Reduce -0.5% |
| IWM iShares Russell 2000 ETF | 0.24% | 11,301 | $2.8M | Reduce -4.6% |
| EFA iShares MSCI Eafe ETF | 0.24% | 28,680 | $2.8M | No change |
| SHW The Sherwin-Williams Co. | 0.21% | 7,731 | $2.5M | Add +23.2% |
| PFE Pfizer Inc. | 0.21% | 98,727 | $2.5M | Reduce -0.9% |
| GTLS Chart Industries Inc. | 0.21% | 11,672 | $2.4M | Reduce -6.8% |
| CVS CVS Health Corp. | 0.21% | 30,219 | $2.4M | No change |
| ENB Enbridge Inc. | 0.19% | 47,117 | $2.3M | Add +0.1% |
| GEV GE Vernova Inc. | 0.19% | 3,309 | $2.2M | No change |
| BMY Bristol-Myers Squibb Co. | 0.18% | 38,706 | $2.1M | Reduce -0.1% |
| GD General Dynamics Corp. | 0.18% | 6,119 | $2.1M | No change |
| VZ Verizon Communications Inc. | 0.17% | 49,871 | $2.0M | Reduce -0.3% |
| HDV iShares Core High Dividend E | 0.17% | 16,180 | $2.0M | No change |
| VRTX Vertex Pharmaceuticals Inc. | 0.16% | 4,005 | $1.8M | No change |
| AXP American Express Co. | 0.15% | 4,652 | $1.7M | Reduce -0.1% |
| CL Colgate-Palmolive Co. | 0.13% | 18,467 | $1.5M | No change |
| ALDX Aldeyra Therapeutics Inc. | 0.12% | 266,756 | $1.4M | No change |
| SHOP Shopify Inc. Class A | 0.12% | 8,475 | $1.4M | No change |
| TIC Tic Solutions Inc. | 0.11% | 124,869 | $1.3M | No change |
| EYPT Eyepoint Inc. | 0.11% | 68,465 | $1.3M | No change |
| KMB Kimberly-Clark Corp. | 0.10% | 11,803 | $1.2M | Reduce -2.5% |
| D Dominion Energy Inc. | 0.10% | 19,774 | $1.2M | Reduce -0.3% |
| CARR Carrier Global Corp. | 0.10% | 21,065 | $1.1M | Reduce -0.7% |
| IJR iShares Core S&P Small-Cap E | 0.10% | 9,245 | $1.1M | No change |
| VEA Vanguard Ftse Developed ETF | 0.09% | 17,235 | $1.1M | No change |
Portfolio Sells Q3 2025 → Q4 2025
| ORLY O'reilly Automotive Inc. | Reduce -0.1% | 4.37% | −0.85 |
| ORCL Oracle Corp. | Reduce -0.3% | 1.83% | −0.85 |
| MSFT Microsoft Corp. | Reduce -0.1% | 6.57% | −0.54 |
| NVDA Nvidia Corp. | Reduce -2.0% | 9.27% | −0.29 |
| FTNT Fortinet Inc. | Reduce -1.8% | 1.73% | −0.15 |
| ABT Abbott Laboratories | Reduce -0.0% | 1.46% | −0.12 |
| APD Air Products & Chemicals Inc. | Reduce -1.0% | 0.77% | −0.10 |
| PG The Procter & Gamble Co. | Reduce -0.4% | 0.92% | −0.08 |
| ECL Ecolab Inc. | Reduce -0.2% | 1.09% | −0.06 |
| CMCSA Comcast Corp. Class A | Reduce -7.6% | 0.33% | −0.05 |
| RARE Ultragenyx Pharmaceutical Inc. | Sold out | 0.00% | −0.05 |
| HSY The Hershey Co. | Reduce -9.8% | 0.29% | −0.04 |
| OABI Omniab Inc. | Reduce -90.0% | 0.01% | −0.04 |
| DXCM Dexcom Inc. | Reduce -8.3% | 0.31% | −0.04 |
| SYK Stryker Corp. | Reduce -1.4% | 0.43% | −0.03 |
| KMB Kimberly-Clark Corp. | Reduce -2.5% | 0.10% | −0.03 |
| BP BP PLC-Spons ADR | Sold out | 0.00% | −0.02 |
| IWR iShares Russell Mid-Cap ETF | Reduce -0.2% | 1.35% | −0.02 |
| GE General Electric | Reduce -6.2% | 0.38% | −0.02 |
| WSO Watsco Inc. | Sold out | 0.00% | −0.02 |
| VZ Verizon Communications Inc. | Reduce -0.3% | 0.17% | −0.02 |
| CARR Carrier Global Corp. | Reduce -0.7% | 0.10% | −0.01 |
| GTLS Chart Industries Inc. | Reduce -6.8% | 0.21% | −0.01 |
| IWM iShares Russell 2000 ETF | Reduce -4.6% | 0.24% | −0.01 |
| PFE Pfizer Inc. | Reduce -0.9% | 0.21% | −0.01 |
| MDY State Street SPDR S&P Midcap | Reduce -2.8% | 0.31% | −0.01 |
| UPS United Parcel Service Class B | Reduce -17.0% | 0.30% | −0.01 |
| MCD McDonald's Corp. | Reduce -1.2% | 0.38% | −0.01 |
| D Dominion Energy Inc. | Reduce -0.3% | 0.10% | −0.01 |
| OTIS Otis Worldwide Corp. | Reduce -0.5% | 0.07% | −0.00 |
| T AT&T Inc. | Reduce -1.6% | 0.03% | −0.00 |
| APA Apa Corp. | Reduce -0.4% | 0.69% | −0.00 |
| MDT Medtronic PLC | Reduce -0.3% | 1.01% | −0.00 |
| ADBE Adobe Inc. | Reduce -6.3% | 0.03% | −0.00 |
| HON Honeywell International Inc. | Reduce -1.2% | 0.02% | −0.00 |
| FXAIX Fidelity 500 Index Fund | Reduce -0.9% | 0.04% | +0.00 |
| XLF SS Financial Select Sector | Reduce -0.3% | 0.02% | +0.00 |
| EXE Expand Energy Corp. | Reduce -1.1% | 0.44% | +0.01 |
| CAT Caterpillar Inc. | Reduce -3.7% | 0.08% | +0.01 |
| KO The Coca-Cola Co. | Reduce -0.2% | 0.29% | +0.01 |
| AXP American Express Co. | Reduce -0.1% | 0.15% | +0.01 |
| LGND Ligand Pharmaceuticals | Reduce -0.1% | 0.32% | +0.02 |
| LNC Lincoln National Corp. | Reduce -0.5% | 0.25% | +0.02 |
| BMY Bristol-Myers Squibb Co. | Reduce -0.1% | 0.18% | +0.03 |
| IDXX Idexx Laboratories Inc. | Reduce -0.2% | 1.40% | +0.06 |
| STT State Street Corp. | Reduce -1.0% | 1.08% | +0.09 |
| FLS Flowserve Corp. | Reduce -0.1% | 0.41% | +0.09 |
| CSCO Cisco Systems Inc. | Reduce -0.1% | 1.16% | +0.12 |
| JNJ Johnson & Johnson | Reduce -0.3% | 1.44% | +0.13 |
| AMAT Applied Materials Inc. | Reduce -0.6% | 0.72% | +0.14 |
Portfolio Buys Q3 2025 → Q4 2025
| GOOGL Alphabet Inc. Class A | Add +0.0% | 3.04% | +0.66 |
| REGN Regeneron Pharmaceuticals | Add +12.3% | 1.24% | +0.43 |
| MRK Merck & Co. Inc. | Add +0.2% | 1.12% | +0.22 |
| FDX FedEx Corp. | Add +0.3% | 0.84% | +0.15 |
| TMO Thermo Fisher Scientific Inc. | Add +0.2% | 0.71% | +0.11 |
| WMT Walmart Inc. | Add +0.5% | 1.37% | +0.10 |
| XOM Exxon Mobil Corp. | Add +0.1% | 1.24% | +0.07 |
| NEE Nextera Energy Inc. | Add +0.4% | 0.96% | +0.05 |
| ADI Analog Devices Inc. | Add +0.5% | 0.57% | +0.05 |
| AMZN Amazon.com Inc. | Add +2.4% | 0.73% | +0.05 |
| BAC Bank of America Corp. | Add +0.1% | 0.75% | +0.04 |
| JPM JPMorgan Chase & Co. | Add +0.8% | 1.91% | +0.04 |
| POET Poet Technologies Inc. | New | 0.04% | +0.04 |
| V Visa Inc. Class A | Add +1.4% | 1.15% | +0.04 |
| SHW The Sherwin-Williams Co. | Add +23.2% | 0.21% | +0.03 |
| GDRX Goodrx Holdings Inc. Class A | New | 0.02% | +0.02 |
| SHEL Shell PLC-ADR | Add +0.3% | 0.92% | +0.02 |
| SPY SS SPDR S&P 500 ETF Trust-US | Add +2.0% | 0.52% | +0.02 |
| PEP Pepsico Inc. | Add +0.4% | 1.07% | +0.02 |
| BNY Bank of New York Mellon Corp. | Add +0.1% | 0.29% | +0.02 |
| BRK.B Berkshire Hathaway Inc. Class B | Add +2.3% | 0.90% | +0.01 |
| PNC PNC Financial Services Group | Add +0.3% | 0.31% | +0.01 |
| NSP Insperity Inc. | Add +42.9% | 0.04% | +0.00 |
| EMR Emerson Electric Co. | Add +0.1% | 1.09% | +0.00 |
| OXY Occidental Petroleum Corp. | Add +29.2% | 0.03% | +0.00 |
| SPGI S&P Global Inc. | Add +0.3% | 0.05% | +0.00 |
| BCYC Bicycle Therapeutics PLC-ADR | Add +21.8% | 0.02% | +0.00 |
| IBM Intl Business Machines Corp. | Add +0.5% | 0.03% | +0.00 |
| TSLA Tesla Inc. | Add +2.6% | 0.02% | +0.00 |
| MKC McCormick & Co.-Non VTG SHRS | Add +0.6% | 0.03% | +0.00 |
| VTIAX Vanguard TTL Int St Idx-Adm | Add +0.2% | 0.02% | +0.00 |
| MA Mastercard Inc. Class A | Add +0.4% | 0.03% | −0.00 |
| INTU Intuit Inc. | Add +0.5% | 0.04% | −0.00 |
| LIN Linde PLC | Add +0.3% | 0.02% | −0.00 |
| VWO Vanguard Ftse Emerging Marke | Add +0.1% | 0.56% | −0.01 |
| DIS The Walt Disney Co. | Add +0.2% | 0.76% | −0.01 |
| ENB Enbridge Inc. | Add +0.1% | 0.19% | −0.01 |
| LOW Lowe's Cos Inc. | Add +0.5% | 0.34% | −0.02 |
| CVX Chevron Corp. | Add +0.2% | 0.62% | −0.02 |
| ROP Roper Technologies Inc. | Add +6.4% | 0.45% | −0.03 |
| ABBV Abbvie Inc. | Add +0.5% | 1.83% | −0.03 |
| SO The Southern Co. | Add +0.9% | 0.49% | −0.04 |
| ITW Illinois Tool Works | Add +0.8% | 0.97% | −0.06 |
| SYY Sysco Corp. | Add +0.3% | 0.50% | −0.06 |
| GNRC Generac Holdings Inc. | Add +2.3% | 0.30% | −0.06 |
| IRM Iron Mountain Inc. | Add +1.1% | 0.45% | −0.10 |
| COST Costco Wholesale Corp. | Add +0.1% | 1.64% | −0.14 |
| ADP Automatic Data Processing | Add +1.0% | 1.24% | −0.17 |
| ZS Zscaler Inc. | Add +1.3% | 0.98% | −0.32 |
| HD Home Depot Inc. | Add +0.1% | 1.78% | −0.33 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 163 | $1.2B | NVDA, MSFT, GOOG, ORLY, AAPL |
| Q1 2026 | 156 | $1.1B | NVDA, MSFT, ORLY, GOOG, AAPL |
| Q4 2025 | 156 | $1.2B | NVDA, MSFT, ORLY, GOOG, ISRG |
| Q3 2025 | 157 | $1.2B | NVDA, MSFT, ORLY, AAPL, GOOG |
| Q2 2025 | 156 | $1.1B | NVDA, MSFT, ORLY, ISRG, AAPL |
| Q1 2025 | 153 | $1.0B | NVDA, MSFT, ORLY, ISRG, AAPL |
| Q4 2024 | 156 | $1.0B | NVDA, MSFT, ORLY, ISRG, AAPL |
| Q3 2024 | 165 | $1.0B | NVDA, MSFT, ORLY, ISRG, AAPL |
| Q2 2024 | 165 | $983.4M | NVDA, MSFT, ORLY, ISRG, AAPL |
| Q1 2024 | 165 | $966.0M | NVDA, MSFT, ORLY, ISRG, AAPL |