Buffett Warren E insider trades
Buffett Warren E has filed 65 Form 4s with the SEC that we hold, for Berkshire Hathaway INC (BRK.A) (Director, 10% owner), Liberty Media Corp (LSXMA) (10% owner), Occidental Petroleum Corp /DE/ (OXY) (10% owner) and Bank Of America Corp /DE/ (BAC) (10% owner), among 9 companies in all. Across all of them we count 127 purchases worth $6.7B and 66 sales worth $6.5B reported on Form 4. In the last 12 months: 0 purchases ($0) and 1 sale ($199.9M). The largest single trade was a purchase of 9,753,917 shares of Occidental Petroleum Corp /DE/ worth $559.7M, dated 2022-03-09. The first filing on our record is dated 2022-03-11 and the latest 2026-07-15.
Berkshire Hathaway INC (BRK.A)
Director, 10% owner · 19 filings · 0 purchases and sales
No purchase or sale of common stock reported here; these filings cover grants, option exercises or other codes.
Liberty Media Corp (LSXMA)
10% owner · 14 filings · 40 purchases and sales
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2024-01-02 | P, purchase reported on Form 4 | 162,842 | $4.8M | 2024-01-18 |
| 2024-01-03 | P, purchase reported on Form 4 | 261,090 | $7.7M | 2024-01-18 |
| 2024-01-03 | P, purchase reported on Form 4 | 375,363 | $11.3M | 2024-01-18 |
| 2024-01-04 | P, purchase reported on Form 4 | 291,459 | $8.7M | 2024-01-18 |
| 2024-01-12 | P, purchase reported on Form 4 | 505,242 | $15.3M | 2024-01-17 |
| 2024-01-16 | P, purchase reported on Form 4 | 586,354 | $17.8M | 2024-01-17 |
| 2024-01-17 | P, purchase reported on Form 4 | 499,572 | $15.2M | 2024-01-17 |
| 2024-01-23 | P, purchase reported on Form 4 | 245,221 | $7.6M | 2024-01-25 |
| 2024-01-24 | P, purchase reported on Form 4 | 132,073 | $4.1M | 2024-01-25 |
| 2024-01-25 | P, purchase reported on Form 4 | 61,651 | $1.9M | 2024-01-25 |
| 2024-03-04 | P, purchase reported on Form 4 | 234,194 | $6.7M | 2024-03-06 |
| 2024-03-05 | P, purchase reported on Form 4 | 761,236 | $22.2M | 2024-03-06 |
| 2024-03-06 | P, purchase reported on Form 4 | 1,188,000 | $34.9M | 2024-03-06 |
| 2024-03-08 | P, purchase reported on Form 4 | 521,804 | $15.6M | 2024-03-12 |
| 2024-03-08 | P, purchase reported on Form 4 | 1,019,057 | $30.3M | 2024-03-12 |
| 2024-03-11 | P, purchase reported on Form 4 | 20,609 | $617.0K | 2024-03-12 |
| 2024-03-11 | P, purchase reported on Form 4 | 186,636 | $5.6M | 2024-03-12 |
| 2024-03-12 | P, purchase reported on Form 4 | 3,177,669 | $95.2M | 2024-03-12 |
| 2024-03-12 | P, purchase reported on Form 4 | 4,721,682 | $140.8M | 2024-03-12 |
| 2024-03-21 | P, purchase reported on Form 4 | 333,916 | $9.7M | 2024-03-25 |
| 2024-03-22 | P, purchase reported on Form 4 | 742,859 | $21.4M | 2024-03-25 |
| 2024-03-25 | P, purchase reported on Form 4 | 199,664 | $5.8M | 2024-03-25 |
| 2024-03-26 | P, purchase reported on Form 4 | 7,378,500 | $214.7M | 2024-03-28 |
| 2024-03-27 | P, purchase reported on Form 4 | 217,664 | $6.4M | 2024-03-28 |
| 2024-03-28 | P, purchase reported on Form 4 | 3,408 | $100.5K | 2024-03-28 |
| 2024-04-04 | P, purchase reported on Form 4 | 1,250,000 | $34.7M | 2024-04-08 |
| 2024-04-04 | P, purchase reported on Form 4 | 557,511 | $15.4M | 2024-04-08 |
| 2024-04-05 | P, purchase reported on Form 4 | 234,729 | $6.4M | 2024-04-08 |
| 2024-04-05 | P, purchase reported on Form 4 | 165,517 | $4.5M | 2024-04-08 |
| 2024-04-08 | P, purchase reported on Form 4 | 938,896 | $25.3M | 2024-04-08 |
| 2024-04-08 | P, purchase reported on Form 4 | 399,677 | $10.8M | 2024-04-08 |
| 2024-04-10 | P, purchase reported on Form 4 | 513,104 | $13.3M | 2024-04-12 |
| 2024-04-11 | P, purchase reported on Form 4 | 208,000 | $5.4M | 2024-04-12 |
| 2024-04-12 | P, purchase reported on Form 4 | 413,227 | $10.6M | 2024-04-12 |
| 2024-04-24 | P, purchase reported on Form 4 | 142,299 | $3.6M | 2024-04-26 |
| 2024-04-25 | P, purchase reported on Form 4 | 227,469 | $5.5M | 2024-04-26 |
| 2024-04-26 | P, purchase reported on Form 4 | 277,248 | $6.7M | 2024-04-26 |
| 2024-06-13 | S, sale reported on Form 4 | 52,911 | $1.8M | 2024-06-20 |
| 2024-06-14 | S, sale reported on Form 4 | 1,167 | $39.7K | 2024-06-20 |
| 2024-06-14 | S, sale reported on Form 4 | 11,252 | $371.5K | 2024-06-20 |
Occidental Petroleum Corp /DE/ (OXY)
10% owner · 10 filings · 56 purchases and sales
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-03-09 | P, purchase reported on Form 4 | 336,175 | $17.3M | 2022-03-11 |
| 2022-03-09 | P, purchase reported on Form 4 | 991,165 | $52.4M | 2022-03-11 |
| 2022-03-09 | P, purchase reported on Form 4 | 436,419 | $23.9M | 2022-03-11 |
| 2022-03-09 | P, purchase reported on Form 4 | 4,968,927 | $277.0M | 2022-03-11 |
| 2022-03-09 | P, purchase reported on Form 4 | 7,304,139 | $412.4M | 2022-03-11 |
| 2022-03-09 | P, purchase reported on Form 4 | 345,332 | $20.1M | 2022-03-11 |
| 2022-03-09 | P, purchase reported on Form 4 | 9,753,917 | $559.7M | 2022-03-11 |
| 2022-03-10 | P, purchase reported on Form 4 | 542,256 | $31.2M | 2022-03-11 |
| 2022-03-10 | P, purchase reported on Form 4 | 123,042 | $7.2M | 2022-03-11 |
| 2022-03-11 | P, purchase reported on Form 4 | 1,179,234 | $68.3M | 2022-03-11 |
| 2022-03-11 | P, purchase reported on Form 4 | 1,126,783 | $64.8M | 2022-03-11 |
| 2022-06-17 | P, purchase reported on Form 4 | 3,624,944 | $199.2M | 2022-06-22 |
| 2022-06-17 | P, purchase reported on Form 4 | 1,928,737 | $107.6M | 2022-06-22 |
| 2022-06-17 | P, purchase reported on Form 4 | 119,515 | $6.7M | 2022-06-22 |
| 2022-06-22 | P, purchase reported on Form 4 | 1,295,164 | $71.2M | 2022-06-22 |
| 2022-06-22 | P, purchase reported on Form 4 | 2,583,094 | $144.0M | 2022-06-22 |
| 2022-06-29 | P, purchase reported on Form 4 | 2,135,265 | $126.2M | 2022-07-01 |
| 2022-06-30 | P, purchase reported on Form 4 | 2,000 | $119.0K | 2022-07-01 |
| 2022-06-30 | P, purchase reported on Form 4 | 913,062 | $53.1M | 2022-07-01 |
| 2022-06-30 | P, purchase reported on Form 4 | 1,991,167 | $117.1M | 2022-07-01 |
| 2022-07-01 | P, purchase reported on Form 4 | 1,071,334 | $64.7M | 2022-07-01 |
| 2022-07-01 | P, purchase reported on Form 4 | 1,188,898 | $68.6M | 2022-07-01 |
| 2022-07-01 | P, purchase reported on Form 4 | 1,447,320 | $84.8M | 2022-07-01 |
| 2022-07-01 | P, purchase reported on Form 4 | 1,137,994 | $67.8M | 2022-07-01 |
| 2022-07-05 | P, purchase reported on Form 4 | 1,410,353 | $83.3M | 2022-07-07 |
| 2022-07-05 | P, purchase reported on Form 4 | 3,482,614 | $202.3M | 2022-07-07 |
| 2022-07-05 | P, purchase reported on Form 4 | 3,281,261 | $188.0M | 2022-07-07 |
| 2022-07-06 | P, purchase reported on Form 4 | 1,265,627 | $72.5M | 2022-07-07 |
| 2022-07-06 | P, purchase reported on Form 4 | 530,514 | $31.2M | 2022-07-07 |
| 2022-07-06 | P, purchase reported on Form 4 | 2,072,101 | $120.5M | 2022-07-07 |
| 2023-03-03 | P, purchase reported on Form 4 | 1,409,522 | $85.9M | 2023-03-07 |
| 2023-03-03 | P, purchase reported on Form 4 | 501,135 | $30.8M | 2023-03-07 |
| 2023-03-03 | P, purchase reported on Form 4 | 452,431 | $27.1M | 2023-03-07 |
| 2023-03-06 | P, purchase reported on Form 4 | 109,504 | $6.8M | 2023-03-07 |
| 2023-03-06 | P, purchase reported on Form 4 | 1,568,513 | $96.5M | 2023-03-07 |
| 2023-03-07 | P, purchase reported on Form 4 | 1,719,999 | $104.9M | 2023-03-07 |
| 2023-03-07 | P, purchase reported on Form 4 | 40,687 | $2.5M | 2023-03-07 |
| 2023-12-11 | P, purchase reported on Form 4 | 2,149,802 | $122.3M | 2023-12-13 |
| 2023-12-12 | P, purchase reported on Form 4 | 105,557 | $6.0M | 2023-12-13 |
| 2023-12-12 | P, purchase reported on Form 4 | 5,026,004 | $279.3M | 2023-12-13 |
| 2023-12-13 | P, purchase reported on Form 4 | 1,524,893 | $87.0M | 2023-12-13 |
| 2023-12-13 | P, purchase reported on Form 4 | 1,675,906 | $94.0M | 2023-12-13 |
| 2024-02-01 | P, purchase reported on Form 4 | 164,232 | $9.5M | 2024-02-05 |
| 2024-02-01 | P, purchase reported on Form 4 | 1,485,345 | $85.2M | 2024-02-05 |
| 2024-02-02 | P, purchase reported on Form 4 | 1,246,920 | $71.2M | 2024-02-05 |
| 2024-02-05 | P, purchase reported on Form 4 | 164,838 | $9.4M | 2024-02-05 |
| 2024-02-05 | P, purchase reported on Form 4 | 1,240,989 | $70.4M | 2024-02-05 |
| 2024-06-10 | P, purchase reported on Form 4 | 584,550 | $35.2M | 2024-06-12 |
| 2024-06-11 | P, purchase reported on Form 4 | 399,859 | $24.2M | 2024-06-12 |
| 2024-06-12 | P, purchase reported on Form 4 | 765,899 | $46.2M | 2024-06-12 |
| 2024-12-17 | P, purchase reported on Form 4 | 2,477,362 | $114.6M | 2024-12-19 |
| 2024-12-18 | P, purchase reported on Form 4 | 374,589 | $17.6M | 2024-12-19 |
| 2024-12-18 | P, purchase reported on Form 4 | 2,430,924 | $112.2M | 2024-12-19 |
| 2024-12-19 | P, purchase reported on Form 4 | 3,372,309 | $153.6M | 2024-12-19 |
| 2024-12-19 | P, purchase reported on Form 4 | 241,706 | $11.2M | 2024-12-19 |
| 2025-02-07 | P, purchase reported on Form 4 | 763,017 | $35.7M | 2025-02-11 |
Bank Of America Corp /DE/ (BAC)
10% owner · 9 filings · 27 purchases and sales
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2024-07-17 | S, sale reported on Form 4 | 12,690,693 | $559.3M | 2024-07-19 |
| 2024-07-18 | S, sale reported on Form 4 | 7,037,367 | $304.6M | 2024-07-19 |
| 2024-07-18 | S, sale reported on Form 4 | 1,871,060 | $82.5M | 2024-07-19 |
| 2024-07-19 | S, sale reported on Form 4 | 12,291,807 | $530.1M | 2024-07-19 |
| 2024-07-22 | S, sale reported on Form 4 | 6,349,021 | $269.3M | 2024-07-24 |
| 2024-07-23 | S, sale reported on Form 4 | 7,129,898 | $303.4M | 2024-07-24 |
| 2024-07-24 | S, sale reported on Form 4 | 5,420,599 | $229.8M | 2024-07-24 |
| 2024-07-25 | S, sale reported on Form 4 | 5,623,584 | $236.2M | 2024-07-29 |
| 2024-07-26 | S, sale reported on Form 4 | 7,526,661 | $313.9M | 2024-07-29 |
| 2024-07-29 | S, sale reported on Form 4 | 5,264,601 | $216.9M | 2024-07-29 |
| 2024-08-15 | S, sale reported on Form 4 | 5,183,829 | $203.8M | 2024-08-19 |
| 2024-08-16 | S, sale reported on Form 4 | 3,750,096 | $147.3M | 2024-08-19 |
| 2024-08-19 | S, sale reported on Form 4 | 5,035,018 | $199.6M | 2024-08-19 |
| 2024-08-28 | S, sale reported on Form 4 | 7,081,075 | $282.9M | 2024-08-30 |
| 2024-08-29 | S, sale reported on Form 4 | 6,056,699 | $242.9M | 2024-08-30 |
| 2024-08-30 | S, sale reported on Form 4 | 7,938,699 | $322.4M | 2024-08-30 |
| 2024-09-06 | S, sale reported on Form 4 | 1,081,102 | $42.9M | 2024-09-10 |
| 2024-09-09 | S, sale reported on Form 4 | 1,721,366 | $68.1M | 2024-09-10 |
| 2024-09-10 | S, sale reported on Form 4 | 2,994,625 | $117.7M | 2024-09-10 |
| 2024-09-30 | S, sale reported on Form 4 | 4,985,553 | $197.5M | 2024-10-02 |
| 2024-10-01 | S, sale reported on Form 4 | 1,839,871 | $72.5M | 2024-10-02 |
| 2024-10-02 | S, sale reported on Form 4 | 1,722,523 | $67.9M | 2024-10-02 |
| 2024-10-08 | S, sale reported on Form 4 | 3,933,197 | $157.3M | 2024-10-10 |
| 2024-10-09 | S, sale reported on Form 4 | 4,002,225 | $160.6M | 2024-10-10 |
| 2024-10-10 | S, sale reported on Form 4 | 1,614,511 | $64.5M | 2024-10-10 |
| 2024-10-15 | S, sale reported on Form 4 | 8,370,178 | $355.9M | 2024-10-17 |
| 2024-10-15 | S, sale reported on Form 4 | 324,360 | $14.0M | 2024-10-17 |
Hp INC (HPQ)
10% owner · 4 filings · 13 purchases and sales
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2022-04-04 | P, purchase reported on Form 4 | 4,391,884 | $160.0M | 2022-04-06 |
| 2022-04-05 | P, purchase reported on Form 4 | 2,388,227 | $86.5M | 2022-04-06 |
| 2022-04-06 | P, purchase reported on Form 4 | 249,341 | $8.9M | 2022-04-06 |
| 2022-04-06 | P, purchase reported on Form 4 | 4,104,113 | $143.2M | 2022-04-06 |
| 2023-09-11 | S, sale reported on Form 4 | 938,968 | $27.8M | 2023-09-13 |
| 2023-09-12 | S, sale reported on Form 4 | 1,669,968 | $48.5M | 2023-09-13 |
| 2023-09-13 | S, sale reported on Form 4 | 2,893,236 | $82.2M | 2023-09-13 |
| 2023-09-20 | S, sale reported on Form 4 | 1,668,707 | $45.4M | 2023-09-22 |
| 2023-09-21 | S, sale reported on Form 4 | 1,786,035 | $48.1M | 2023-09-22 |
| 2023-09-22 | S, sale reported on Form 4 | 1,333,730 | $35.7M | 2023-09-22 |
| 2023-09-28 | S, sale reported on Form 4 | 313,162 | $8.0M | 2023-10-02 |
| 2023-09-29 | S, sale reported on Form 4 | 3,215,554 | $83.0M | 2023-10-02 |
| 2023-10-02 | S, sale reported on Form 4 | 1,596,922 | $41.0M | 2023-10-02 |
Davita INC. (DVA)
10% owner · 3 filings · 27 purchases and sales
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2025-02-14 | S, sale reported on Form 4 | 1,300 | $206.9K | 2025-02-19 |
| 2025-02-14 | S, sale reported on Form 4 | 34,132 | $5.1M | 2025-02-19 |
| 2025-02-14 | S, sale reported on Form 4 | 30,075 | $4.6M | 2025-02-19 |
| 2025-02-14 | S, sale reported on Form 4 | 34,789 | $5.3M | 2025-02-19 |
| 2025-02-14 | S, sale reported on Form 4 | 77,665 | $11.9M | 2025-02-19 |
| 2025-02-14 | S, sale reported on Form 4 | 91,987 | $14.2M | 2025-02-19 |
| 2025-02-14 | S, sale reported on Form 4 | 70,460 | $11.0M | 2025-02-19 |
| 2025-02-14 | S, sale reported on Form 4 | 66,208 | $10.4M | 2025-02-19 |
| 2025-02-14 | S, sale reported on Form 4 | 65,483 | $10.3M | 2025-02-19 |
| 2025-02-14 | S, sale reported on Form 4 | 27,901 | $4.4M | 2025-02-19 |
| 2025-02-18 | S, sale reported on Form 4 | 39,531 | $6.1M | 2025-02-19 |
| 2025-02-18 | S, sale reported on Form 4 | 50,016 | $7.7M | 2025-02-19 |
| 2025-02-18 | S, sale reported on Form 4 | 28,515 | $4.4M | 2025-02-19 |
| 2025-02-18 | S, sale reported on Form 4 | 200 | $31.2K | 2025-02-19 |
| 2025-02-18 | S, sale reported on Form 4 | 1,800 | $284.4K | 2025-02-19 |
| 2025-02-19 | S, sale reported on Form 4 | 65,482 | $10.1M | 2025-02-19 |
| 2025-02-19 | S, sale reported on Form 4 | 54,979 | $8.5M | 2025-02-19 |
| 2025-02-19 | S, sale reported on Form 4 | 9,477 | $1.5M | 2025-02-19 |
| 2025-05-22 | S, sale reported on Form 4 | 1,256 | $175.7K | 2025-05-27 |
| 2025-05-22 | S, sale reported on Form 4 | 31,404 | $4.4M | 2025-05-27 |
| 2025-05-23 | S, sale reported on Form 4 | 27,172 | $3.7M | 2025-05-27 |
| 2025-05-23 | S, sale reported on Form 4 | 36,094 | $5.0M | 2025-05-27 |
| 2025-05-23 | S, sale reported on Form 4 | 800 | $110.9K | 2025-05-27 |
| 2025-05-27 | S, sale reported on Form 4 | 11,978 | $1.7M | 2025-05-27 |
| 2025-05-27 | S, sale reported on Form 4 | 19,330 | $2.7M | 2025-05-27 |
| 2025-05-27 | S, sale reported on Form 4 | 71,966 | $10.0M | 2025-05-27 |
| 2026-01-29 | S, sale reported on Form 4 | 1,658,480 | $199.9M | 2026-02-02 |
Sirius Xm Holdings INC. (SIRI)
10% owner · 3 filings · 10 purchases and sales
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2024-10-16 | P, purchase reported on Form 4 | 342,133 | $9.2M | 2024-10-18 |
| 2024-10-17 | P, purchase reported on Form 4 | 1,040,000 | $28.1M | 2024-10-18 |
| 2024-10-18 | P, purchase reported on Form 4 | 175,569 | $4.8M | 2024-10-18 |
| 2024-10-29 | P, purchase reported on Form 4 | 623,527 | $17.2M | 2024-10-31 |
| 2024-10-30 | P, purchase reported on Form 4 | 925,205 | $25.4M | 2024-10-31 |
| 2024-10-31 | P, purchase reported on Form 4 | 679,207 | $18.1M | 2024-10-31 |
| 2025-07-31 | P, purchase reported on Form 4 | 85,389 | $1.8M | 2025-08-04 |
| 2025-07-31 | P, purchase reported on Form 4 | 1,977,837 | $41.6M | 2025-08-04 |
| 2025-08-01 | P, purchase reported on Form 4 | 1,930,000 | $40.6M | 2025-08-04 |
| 2025-08-04 | P, purchase reported on Form 4 | 1,037,199 | $22.4M | 2025-08-04 |
LSXMK
10% owner · 2 filings · 8 purchases and sales
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2024-01-02 | P, purchase reported on Form 4 | 344,569 | $10.1M | 2024-01-04 |
| 2024-01-02 | P, purchase reported on Form 4 | 162,842 | $4.8M | 2024-01-04 |
| 2024-01-03 | P, purchase reported on Form 4 | 312,004 | $9.4M | 2024-01-04 |
| 2024-01-03 | P, purchase reported on Form 4 | 272,646 | $8.1M | 2024-01-04 |
| 2024-01-03 | P, purchase reported on Form 4 | 261,090 | $7.7M | 2024-01-04 |
| 2024-01-03 | P, purchase reported on Form 4 | 375,363 | $11.3M | 2024-01-04 |
| 2024-01-04 | P, purchase reported on Form 4 | 740,000 | $22.2M | 2024-01-04 |
| 2024-01-04 | P, purchase reported on Form 4 | 291,459 | $8.7M | 2024-01-04 |
Verisign Inc/Ca (VRSN)
10% owner · 1 filing · 12 purchases and sales
| Trade date | Code | Shares | Value as filed | Filed |
|---|---|---|---|---|
| 2024-12-17 | P, purchase reported on Form 4 | 796 | $156.0K | 2024-12-19 |
| 2024-12-17 | P, purchase reported on Form 4 | 76,056 | $14.9M | 2024-12-19 |
| 2024-12-17 | P, purchase reported on Form 4 | 6,160 | $1.2M | 2024-12-19 |
| 2024-12-18 | P, purchase reported on Form 4 | 53,503 | $10.2M | 2024-12-19 |
| 2024-12-18 | P, purchase reported on Form 4 | 2,573 | $496.0K | 2024-12-19 |
| 2024-12-18 | P, purchase reported on Form 4 | 4,724 | $914.8K | 2024-12-19 |
| 2024-12-18 | P, purchase reported on Form 4 | 19,004 | $3.7M | 2024-12-19 |
| 2024-12-18 | P, purchase reported on Form 4 | 4,196 | $820.2K | 2024-12-19 |
| 2024-12-19 | P, purchase reported on Form 4 | 1,100 | $210.2K | 2024-12-19 |
| 2024-12-19 | P, purchase reported on Form 4 | 8,936 | $1.7M | 2024-12-19 |
| 2024-12-19 | P, purchase reported on Form 4 | 55,367 | $10.7M | 2024-12-19 |
| 2024-12-19 | P, purchase reported on Form 4 | 1,897 | $368.5K | 2024-12-19 |
Source
Counted from the Form 4 filings this reporting owner (SEC CIK 315090) filed on EDGAR. Values are the transaction values as filed. See every filing on EDGAR, or browse insider buying and today's insider purchases.
Source: U.S. Securities and Exchange Commission (EDGAR) and other official
government data · Updated 2026-10-12 ·
For informational purposes only, not investment advice.
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