Baldwin Investment Management, LLC reported 189 positions worth $993.50M for the quarter ended Jun 30, 2026, up 20.2% on the prior quarter. It opened 18 new positions, added to 88, trimmed 57 and exited 7. Its largest holding is Berkshire Hathaway Inc at 41.8% of the portfolio.
Reported 13F market value at each quarter end. A change mixes trading with price moves in the positions held.
Dollar value of shares bought and sold each quarter, at that quarter’s price. It counts trading only, not price changes.
How many positions were opened, added to, trimmed or closed each quarter.
Share of reported value in each sector at every quarter end.
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| AAPL Apple Inc. | +29.2K | +41.4% | $8.46M | 2.91% |
| GOOGL Alphabet Inc. | +12.5K | +37.3% | $4.45M | 1.65% |
| MSFT Microsoft Corp | +11.4K | +34.7% | $4.27M | 1.67% |
| JPM Jpmorgan Chase & Co | +13.0K | +27.0% | $4.26M | 2.02% |
| NVDA Nvidia Corp | +20.7K | +18.1% | $4.14M | 2.72% |
| RTX RTX Corp | +17.5K | +39.3% | $3.32M | 1.18% |
| COST Costco Wholesale Corp | +3,284 | +28.4% | $3.07M | 1.4% |
| JNJ Johnson & Johnson | +9,863 | +55.9% | $2.50M | 0.703% |
| LLY ELI LILLY & Co | +2,019 | +18.5% | $2.42M | 1.56% |
| MA Mastercard Inc | +4,663 | +110.0% | $2.39M | 0.46% |
| Holding | Change | Change % | Trade Value | Weight |
|---|---|---|---|---|
| ADSK Autodesk, Inc. | -7,778 | -73.0% | $1.51M | 0.056% |
| LRCX Lam Research Corp | -3,480 | -3.9% | $1.51M | 3.71% |
| ZS Zscaler, Inc. | -6,887 | -100.0% | $966.18K | Exited |
| VMC Vulcan Materials CO | -3,238 | -100.0% | $881.71K | Exited |
| MRVL Marvell Technology, Inc. | -2,439 | -19.5% | $726.55K | 0.302% |
| BSX Boston Scientific Corp | -11.0K | -100.0% | $692.45K | Exited |
| AXTA Axalta Coating Systems Ltd. | -19.7K | -36.5% | $674.37K | 0.118% |
| BAC Bank Of America Corp | -10.0K | -54.1% | $569.80K | 0.049% |
| NKE NIKE, Inc. | -13.6K | -62.7% | $556.23K | 0.033% |
| BROS Dutch Bros Inc. | -7,515 | -40.8% | $539.65K | 0.079% |
| Holding | Shares | Trade Value | Weight |
|---|---|---|---|
| TXN Texas Instruments Inc | +7,349 | $2.19M | 0.22% |
| HONA Honeywell Aerospace Inc. | +7,035 | $1.56M | 0.157% |
| SYK Stryker Corp | +2,968 | $934.45K | 0.094% |
| MDT Medtronic plc | +8,826 | $690.46K | 0.069% |
| URI United Rentals, Inc. | +593 | $671.80K | 0.068% |
| SPCX Space Exploration Technologies Corp | +3,855 | $658.67K | 0.066% |
| MMM 3M Co | +2,150 | $348.11K | 0.035% |
| QCOM Qualcomm Inc | +1,835 | $339.09K | 0.034% |
| AMAT Applied Materials Inc | +432 | $312.34K | 0.031% |
| NVT nVent Electric plc | +1,770 | $300.21K | 0.03% |
| Holding | Shares Sold | Trade Value | Prior Weight |
|---|---|---|---|
| ZS Zscaler, Inc. | -6,887 | $966.18K | 0.117% |
| VMC Vulcan Materials CO | -3,238 | $881.71K | 0.107% |
| BSX Boston Scientific Corp | -11.0K | $692.45K | 0.084% |
| UBER Uber Technologies, Inc | -6,863 | $493.66K | 0.06% |
| CBT Cabot Corp | -5,230 | $393.87K | 0.048% |
| EXP Eagle Materials Inc | -1,800 | $341.01K | 0.041% |
| TOST Toast, Inc. | -8,450 | $224.01K | 0.027% |
| # | Activity | ||||||||
|---|---|---|---|---|---|---|---|---|---|
| 1 | BRK-A Berkshire Hathaway Inc | Financial Services | 555 | $415.61M | 41.83% | 0 | 0.0% | Unchanged | 0.11% |
| 2 | LRCX Lam Research Corp | Technology | 85.1K | $36.88M | 3.71% | -3,480 | -3.9% | Reduced | 0.01% |
| 3 | AAPL Apple Inc. | Technology | 99.8K | $28.88M | 2.91% | +29.2K | +41.4% | Added | 0% |
| 4 | AVGO Broadcom Inc. | Technology | 75.2K | $28.39M | 2.86% | +3,794 | +5.3% | Added | 0% |
| 5 | NVDA Nvidia Corp | Technology | 135.0K | $27.00M | 2.72% | +20.7K | +18.1% | Added | 0% |
| 6 | JPM Jpmorgan Chase & Co | Financial Services | 61.2K | $20.03M | 2.02% | +13.0K | +27.0% | Added | 0% |
| 7 | MSFT Microsoft Corp | Technology | 44.4K | $16.57M | 1.67% | +11.4K | +34.7% | Added | 0% |
| 8 | GOOGL Alphabet Inc. | Technology | 45.9K | $16.41M | 1.65% | +12.5K | +37.3% | Added | 0% |
| 9 | LLY ELI LILLY & Co | Healthcare | 13.0K | $15.54M | 1.56% | +2,019 | +18.5% | Added | 0% |
| 10 | COST Costco Wholesale Corp | Consumer Staples | 14.9K | $13.91M | 1.4% | +3,284 | +28.4% | Added | 0% |
| 11 | RTX RTX Corp | Industrials | 62.0K | $11.77M | 1.18% | +17.5K | +39.3% | Added | 0% |
| 12 | AMZN Amazon Com Inc | Consumer Discretionary | 46.8K | $11.16M | 1.12% | +4,918 | +11.7% | Added | 0% |
| 13 | BRK-B Berkshire Hathaway Inc | Financial Services | 19.8K | $9.90M | 0.997% | +365 | +1.9% | Added | 0% |
| 14 | PANW Palo Alto Networks Inc | Technology | 28.6K | $9.74M | 0.98% | +1,970 | +7.4% | Added | 0% |
| 15 | XOM ExxonMobil Holdings Corp | Energy | 67.7K | $9.25M | 0.931% | +12.5K | +22.6% | Added | 0% |
Tip. Select a row to see that position’s full history at Baldwin Investment Management.
As of its Q2 2026 13F filing, Baldwin Investment Management, LLC’s five largest positions were Berkshire Hathaway Inc (BRK-A) at 41.8%, Lam Research Corp (LRCX) at 3.7%, Apple Inc. (AAPL) at 2.9%, Broadcom Inc. (AVGO) at 2.9%, Nvidia Corp (NVDA) at 2.7% of the reported portfolio.
Baldwin Investment Management, LLC reported a 13F portfolio worth $993.50M across 189 positions for Q2 2026. That is up 20.2% from the previous quarter.
Its largest purchases by value were Apple Inc. ($8.46M), Alphabet Inc. ($4.45M), Microsoft Corp ($4.27M). It opened 18 new positions.
Its largest sales by value were Autodesk, Inc. ($1.51M), Lam Research Corp ($1.51M), Zscaler, Inc. ($966.18K). It exited 7 positions entirely.
From the Form 13F-HR reports Baldwin Investment Management, LLC files with the SEC each quarter, within 45 days of quarter end. A 13F lists long positions in US-listed equities and options; it excludes short positions, cash, bonds and most non-US holdings.
13F data reflects long positions in US-listed equities and options as reported to the SEC up to 45 days after quarter end. It excludes short positions, cash, bonds and most non-US securities, so it is not a complete picture of a manager’s assets.