Warren E. Buffett is Director & 10% Owner at BERKSHIRE HATHAWAY INC (BRK.A). They have made 132 open-market trades across 18 companies since 2006, most recently 2026-07-14.
CIK 0000315090
100 open-market purchases totalling $20.4B since 2006, against 32 sales. Across 94 scored buys the stock is down 1.0% at ninety days, and 4.0 points behind the S&P over the same stretch.
94 scored purchases · one row per filing · discretionary only
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 47% | 45% | 49% |
| Avg Move | -0.7% | -0.5% | -1.0% |
| Alpha | -0.3% | -1.3% | -4.0% |
| Scored | 94 | 94 | 94 |
| 7d | 30d | 90d | |
|---|---|---|---|
| Accuracy | 69% | 56% | 41% |
| Avg Move | -3.1% | +1.9% | +8.6% |
| Ticker | Type | Traded | Filed | Price | Value | 7d Stock | 30d Stock | 90d Stock |
|---|---|---|---|---|---|---|---|---|
| DVA | SELL | 2026-01-29 | 2026-02-02 | $120.56 | $199.9M | +17.2% | +20.9% | +20.5% |
| SIRI | BUY | 2025-07-31 | 2025-08-04 | $21.19 | $172.3M | +6.3% | +6.5% | -1.0% |
| DVA | SELL | 2025-05-22 | 2025-05-27 | $138.85 | $55.4M | -1.0% | +1.3% | -1.4% |
| DVA | SELL | 2025-02-14 | 2025-02-19 | $154.80 | $227.0M | -7.0% | -3.7% | -5.2% |
| OXY | BUY | 2025-02-07 | 2025-02-11 | $46.82 | $71.4M | +1.7% | -7.3% | -10.5% |
| VRSN | BUY | 2024-12-17 | 2024-12-19 | $193.78 | $90.4M | +5.2% | +7.9% | +24.2% |
| OXY | BUY | 2024-12-17 | 2024-12-19 | $45.99 | $818.3M | +7.7% | +9.3% | +3.7% |
| SIRI | BUY | 2024-10-29 | 2024-10-31 | $27.24 | $121.4M | -0.4% | +0.9% | -19.9% |
| SIRI | BUY | 2024-10-16 | 2024-10-18 | $27.07 | $56.2M | -2.8% | -10.9% | -22.2% |
| BAC | SELL | 2024-10-15 | 2024-10-17 | $42.54 | $739.8M | +0.2% | +10.1% | +11.0% |
| BAC | SELL | 2024-10-08 | 2024-10-10 | $40.04 | $764.8M | +4.4% | +13.8% | +14.1% |
| BAC | SELL | 2024-09-30 | 2024-10-02 | $39.52 | $675.7M | +7.5% | +7.1% | +12.8% |
| BAC | SELL | 2024-09-06 | 2024-09-10 | $39.45 | $457.4M | +3.3% | +2.5% | +17.7% |
| BAC | SELL | 2024-08-28 | 2024-08-30 | $40.24 | $1.7B | -4.4% | -2.2% | +17.1% |
| BAC | SELL | 2024-08-15 | 2024-08-19 | $39.42 | $1.1B | +2.7% | +1.3% | +19.4% |
| BAC | SELL | 2024-07-25 | 2024-07-29 | $41.65 | $1.5B | -6.9% | -2.7% | +3.8% |
| BAC | SELL | 2024-07-22 | 2024-07-24 | $42.46 | $1.6B | -12.8% | -5.4% | +0.7% |
| BAC | SELL | 2024-07-17 | 2024-07-19 | $43.57 | $3.0B | -5.5% | -7.0% | -0.1% |
| LLYVA | SELL | 2024-06-13 | 2024-06-20 | $33.88 | $4.4M | +7.6% | +6.0% | +19.9% |
| OXY | BUY | 2024-06-10 | 2024-06-12 | $60.32 | $175.9M | +4.6% | +1.5% | -14.8% |
| LSXMK | BUY | 2024-04-24 | 2024-04-26 | $24.53 | $31.7M | +0.6% | -9.2% | -9.3% |
| LSXMK | BUY | 2024-04-10 | 2024-04-12 | $25.82 | $53.2M | -2.4% | -2.2% | -11.4% |
| LSXMK | BUY | 2024-04-04 | 2024-04-08 | $27.28 | $98.1M | -9.8% | -7.2% | -15.9% |
| LSXMA | BUY | 2024-04-04 | 2024-04-08 | $27.33 | $61.4M | -9.6% | -7.1% | -16.3% |
| LSXMK | BUY | 2024-03-26 | 2024-03-28 | $29.10 | $221.2M | -13.1% | -14.7% | -29.4% |
Grouped by shared companies and similar filing behaviour. This is a similarity measure, not a ranking or a performance signal.
| DVA | 30,100,585 | $5.6B |
| DAL | 61,411,494 | $4.6B |
| VRSN | 12,982,625 | $3.9B |
| SIRI | 121,754,529 | $3.3B |
| HPQ | 105,734,589 | $3.2B |
| LUV | 51,967,574 | $2.1B |
| LSXMK | 69,186,543 | $1.5B |
| USG | 38,460,789 | $1.2B |
| AXTA | 23,535,041 | $786.8M |
| LSXMA | 33,478,652 | $746.2M |
| LLYVA | 4,999,007 | $473.5M |
| LBTYA | 19,310,000 | $150.2M |
| MEG | 4,235,978 | $93.8M |
| BRKA | 3,456,282 | — |
| BNI | 63,785,418 | — |
| Total | $2.3T |
Shares reported on the most recent Form 4, priced at the 2026-07-15 close. 2 holdings could not be priced and are excluded from the total.
Counted per filing, not per execution lot — a purchase filled in several tranches is one decision.
| Scored | 32 | 32 | 32 |