BERKSHIRE HATHAWAY INC
#14 of the rankingEntity70 purchases analyzed
R-coefficient
0.788
skill with Bayesian shrinkage
60d win rate
84%
% of purchases with positive return
Avg 60d return
+11.7%
after their purchases
🧱 Conviction tranches
Repeated purchases of the same stock within ≤5 days — an accumulation pattern.
| Ticker | Date | Trades | Span | Shares | Amount |
|---|---|---|---|---|---|
| SIRI | 2025-07-31 → 2025-08-04 | 3 | 5d | 5.030.425 | $106.5M |
| OXY | 2025-02-07 | 1 | 1d | 763.017 | $35.7M |
| SIRI | 2025-01-30 → 2025-02-03 | 3 | 5d | 2.308.119 | $54.0M |
| OXY | 2024-12-17 → 2024-12-19 | 3 | 3d | 8.896.890 | $409.2M |
| SIRI | 2024-12-17 → 2024-12-19 | 3 | 3d | 4.963.844 | $107.2M |
| VRSN | 2024-12-17 → 2025-01-03 | 12 | 18d | 474.267 | $93.6M |
| SIRI | 2024-10-29 → 2024-10-31 | 3 | 3d | 2.227.939 | $60.7M |
| SIRI | 2024-10-09 → 2024-10-18 | 6 | 10d | 5.121.761 | $128.9M |
Purchase history
Later sales by the same insider on the same ticker — realized gain vs average buy price. Empty = position still held.
| Date | Ticker | Role | Shares | Avg price | Amount | Sales | Avg sell price | Gain % |
|---|---|---|---|---|---|---|---|---|
| 2025-08-04 | SIRI | Unknown | 1.037.199 | $21.63 | $22.4M | — | — | — |
| 2025-08-01 | SIRI | Unknown | 1.930.000 | $21.02 | $40.6M | — | — | — |
| 2025-07-31 | SIRI | Unknown | 2.063.226 | $21.06 | $43.5M | 0 | — | — |
| 2025-02-07 | OXY | Unknown | 763.017 | $46.82 | $35.7M | — | — | — |
| 2025-02-03 | SIRI | Unknown | 716.978 | $23.71 | $17.0M | 0 | — | — |
| 2025-01-31 | SIRI | Unknown | 840.000 | $23.62 | $19.8M | — | — | — |
| 2025-01-30 | SIRI | Unknown | 751.141 | $22.79 | $17.1M | — | — | — |
| 2025-01-03 | VRSN | Unknown | 12.544 | $204.63 | $2.6M | 12.544 | $282.15 | +37.9% |
| 2025-01-02 | VRSN | Unknown | 5879 | $204.84 | $1.2M | 5879 | $282.15 | +37.7% |
| 2024-12-31 | VRSN | Unknown | 1621 | $204.83 | $332K | 1621 | $282.15 | +37.7% |
| 2024-12-30 | VRSN | Unknown | 26.471 | $204.35 | $5.4M | 26.471 | $282.15 | +38.1% |
| 2024-12-27 | VRSN | Unknown | 32.105 | $203.73 | $6.5M | 32.105 | $282.15 | +38.5% |
| 2024-12-26 | VRSN | Unknown | 17.911 | $202.35 | $3.6M | 17.911 | $282.15 | +39.4% |
| 2024-12-24 | VRSN | Unknown | 14.921 | $200.91 | $3.0M | 14.921 | $282.15 | +40.4% |
| 2024-12-23 | VRSN | Unknown | 34.666 | $199.34 | $6.9M | 34.666 | $282.15 | +41.5% |
| 2024-12-20 | VRSN | Unknown | 93.837 | $198.64 | $18.6M | 93.837 | $282.15 | +42.0% |
| 2024-12-19 | OXY | Unknown | 3.614.015 | $45.60 | $164.8M | 0 | — | — |
| 2024-12-19 | SIRI | Unknown | 2.069.377 | $20.86 | $43.2M | 0 | — | — |
| 2024-12-19 | VRSN | Unknown | 67.300 | $193.50 | $13.0M | 67.300 | $282.15 | +45.8% |
| 2024-12-18 | OXY | Unknown | 2.805.513 | $46.26 | $129.8M | 0 | — | — |
| 2024-12-18 | SIRI | Unknown | 1.454.467 | $22.15 | $32.2M | 0 | — | — |
| 2024-12-18 | VRSN | Unknown | 84.000 | $192.57 | $16.2M | 84.000 | $282.15 | +46.5% |
| 2024-12-17 | OXY | Unknown | 2.477.362 | $46.25 | $114.6M | — | — | — |
| 2024-12-17 | SIRI | Unknown | 1.440.000 | $22.13 | $31.9M | — | — | — |
| 2024-12-17 | VRSN | Unknown | 83.012 | $195.22 | $16.2M | 83.012 | $282.15 | +44.5% |