Saybrook Capital
In its 13F for Q3 2025 (holdings as of September 30, 2025, filed October 16, 2025), Saybrook Capital reported 43 stock positions worth $382.7 million. Its top holding was Berkshire Hathaway Class B (BRK.B) at 13.6% of the portfolio, followed by Alphabet Class C (GOOG, 11.4%) and Alphabet Class A (GOOGL, 10.2%). Compared with Q2 2025, it opened 1 new position, added to 11 and reduced 8. The biggest buy was Alphabet Class A (GOOGL, shares +0%) and the biggest sale Mondelez International Class A (MDLZ, shares −0%).
- Most Recent 13F
- Q2 2026
- Location
- SAG HARBOR, NY
- CIK
- 0001044924
- Portfolio Value
- $382.7M (Q3 2025)
- SEC Filing
- 0001044924-25-000005 ↗ filed Oct 16, 2025
Holdings Value
Holdings 43 stocks · $382.7M
| BRK.B Berkshire Hathaway Inc. Class B | 13.64% | 103,810 | $52.2M | Add +3.1% |
| GOOG Alphabet Inc. Class C | 11.41% | 179,370 | $43.7M | Reduce -0.8% |
| GOOGL Alphabet Inc. Class A | 10.18% | 160,208 | $38.9M | Add +0.0% |
| AAPL Apple Inc. | 10.06% | 151,259 | $38.5M | Reduce -0.4% |
| V Visa Inc. Class A | 5.61% | 62,898 | $21.5M | Add +0.1% |
| ADP Automatic Data Processing | 5.13% | 66,845 | $19.6M | Add +0.0% |
| SHW The Sherwin-Williams Co. | 5.09% | 56,223 | $19.5M | Add +0.2% |
| BRK.A Berkshire Hathaway Inc. Class A | 4.34% | 22 | $16.6M | No change |
| FDS Factset Research Systems Inc. | 4.08% | 54,481 | $15.6M | Add +19.8% |
| RTX RTX Corp. | 3.71% | 84,830 | $14.2M | No change |
| NKE Nike Inc. Class B | 3.06% | 167,916 | $11.7M | Reduce -0.4% |
| NSC Norfolk Southern Corp. | 2.79% | 35,555 | $10.7M | Reduce -0.7% |
| HON Honeywell International Inc. | 2.70% | 49,114 | $10.3M | Add +0.1% |
| MDLZ Mondelez International Inc. Class A | 2.66% | 162,922 | $10.2M | Reduce -0.1% |
| MA Mastercard Inc. Class A | 2.35% | 15,795 | $9.0M | Reduce -0.3% |
| MSFT Microsoft Corp. | 2.06% | 15,230 | $7.9M | No change |
| KVUE Kenvue Inc. | 2.03% | 479,304 | $7.8M | Add +33.1% |
| NSRGY Nestle SA-Spons ADR | 1.83% | 76,147 | $7.0M | Add +1.1% |
| UNP Union Pacific Corp. | 1.21% | 19,629 | $4.6M | Add +3.1% |
| PEP Pepsico Inc. | 0.92% | 24,965 | $3.5M | Add +2.5% |
| DE Deere & Co. | 0.68% | 5,700 | $2.6M | No change |
| PG The Procter & Gamble Co. | 0.64% | 15,843 | $2.4M | No change |
| JNJ Johnson & Johnson | 0.49% | 10,142 | $1.9M | No change |
| IBTA Ibotta Inc. Class A | 0.44% | 60,258 | $1.7M | No change |
| AIV Apartment Invt & Mgmt Co. Class A | 0.38% | 183,500 | $1.5M | No change |
| AXP American Express Co. | 0.31% | 3,600 | $1.2M | No change |
| CAT Caterpillar Inc. | 0.25% | 2,000 | $954K | No change |
| KO The Coca-Cola Co. | 0.23% | 13,440 | $891K | No change |
| DIS The Walt Disney Co. filed as DISNEY WALT CO | 0.22% | 7,400 | $847K | No change |
| DCOM Dime Commercial Bancshares I filed as DIME CMNTY BANCSHARES INC | 0.21% | 27,298 | $814K | No change |
| LH Laboratory CRP of Amer Hldgs filed as LABCORP HLDGS INC | 0.19% | 2,500 | $718K | No change |
| HKHHF Heineken Holding NV | 0.18% | 10,300 | $706K | No change |
| IONQ Ionq Inc. | 0.16% | 9,850 | $606K | Reduce -7.9% |
| NTIP Network-1 Technologies Inc. | 0.13% | 330,043 | $495K | Reduce -6.1% |
| MKL Markel Group Inc. | 0.10% | 200 | $382K | No change |
| PFE Pfizer Inc. | 0.10% | 14,500 | $369K | No change |
| HD Home Depot Inc. | 0.10% | 900 | $365K | No change |
| ALL Allstate Corp. | 0.08% | 1,487 | $319K | No change |
| MCO Moody's Corp. | 0.08% | 643 | $306K | No change |
| APH Amphenol Corp. Class A | 0.07% | 2,204 | $273K | No change |
| WMT Walmart Inc. | 0.06% | 2,275 | $234K | No change |
| XOM Exxon Mobil Corp. | 0.06% | 1,995 | $225K | New |
| OLNK Onelink Corp. | 0.00% | 10,000 | $0 | No change |
Portfolio Sells Q2 2025 → Q3 2025
| MDLZ Mondelez International Inc. Class A | Reduce -0.1% | 2.66% | −0.45 |
| NKE Nike Inc. Class B | Reduce -0.4% | 3.06% | −0.33 |
| MA Mastercard Inc. Class A | Reduce -0.3% | 2.35% | −0.17 |
| NTIP Network-1 Technologies Inc. | Reduce -6.1% | 0.13% | +0.01 |
| IONQ Ionq Inc. | Reduce -7.9% | 0.16% | +0.03 |
| NSC Norfolk Southern Corp. | Reduce -0.7% | 2.79% | +0.20 |
| AAPL Apple Inc. | Reduce -0.4% | 10.06% | +1.26 |
| GOOG Alphabet Inc. Class C | Reduce -0.8% | 11.41% | +2.34 |
Portfolio Buys Q2 2025 → Q3 2025
| GOOGL Alphabet Inc. Class A | Add +0.0% | 10.18% | +2.20 |
| XOM Exxon Mobil Corp. | New | 0.06% | +0.06 |
| PEP Pepsico Inc. | Add +2.5% | 0.92% | +0.01 |
| UNP Union Pacific Corp. | Add +3.1% | 1.21% | −0.03 |
| KVUE Kenvue Inc. | Add +33.1% | 2.03% | −0.10 |
| BRK.B Berkshire Hathaway Inc. Class B | Add +3.1% | 13.64% | −0.20 |
| NSRGY Nestle SA-Spons ADR | Add +1.1% | 1.83% | −0.29 |
| SHW The Sherwin-Williams Co. | Add +0.2% | 5.09% | −0.36 |
| HON Honeywell International Inc. | Add +0.1% | 2.70% | −0.53 |
| V Visa Inc. Class A | Add +0.1% | 5.61% | −0.70 |
| ADP Automatic Data Processing | Add +0.0% | 5.13% | −0.70 |
| FDS Factset Research Systems Inc. | Add +19.8% | 4.08% | −1.67 |
All Filings
| Quarter | Positions | 13F Reported Value | Top Holdings |
|---|---|---|---|
| Q2 2026 | 42 | $399.5M | GOOG, BRK.B, GOOGL, AAPL, V |
| Q1 2026 | 42 | $371.4M | BRK.B, GOOG, GOOGL, AAPL, V |
| Q4 2025 | 42 | $401.7M | GOOG, BRK.B, GOOGL, AAPL, V |
| Q3 2025 | 43 | $382.7M | BRK.B, GOOG, GOOGL, AAPL, V |
| Q2 2025 | 42 | $353.7M | BRK.B, GOOG, AAPL, GOOGL, V |
| Q1 2025 | 43 | $362.3M | BRK.B, AAPL, GOOG, GOOGL, V |
| Q4 2024 | 45 | $374.4M | BRK.B, AAPL, GOOG, GOOGL, FDS |
| Q3 2024 | 41 | $354.0M | BRK.B, AAPL, GOOG, GOOGL, FDS |
| Q2 2024 | 44 | $353.0M | BRK.B, GOOG, AAPL, GOOGL, BRK.A |
| Q1 2024 | 51 | $378.8M | BRK.B, GOOG, AAPL, GOOGL, BRK.A |