Real time insider trading transaction history:
- Insiders are prohibited from making short-swing profits by trading their shares within 6 months of the registration or acquiring the shares.
- Shares are not adjusted for stock split.
"Insiders might sell their shares for any number of reasons, but they buy them for only one: they think the price will rise"
- Peter Lynch
What is insider trading>>
- Peter Lynch
What is insider trading>>

Common stock purchase or sale:
Transaction Date | Reported DateTime | Company | Symbol | Insider Relationship | Shares Traded | Average Price | Total Amount | Shares Owned | Filing |
2023-05-25 Purchase | 2023-05-30 7:11 pm | OCCIDENTAL PETROLEUM CORP | OXY | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 4,660,809 | $58.57 | $272,996,222 | 305,943,323 (Indirect) | View |
2023-05-16 Purchase | 2023-05-18 6:27 pm | OCCIDENTAL PETROLEUM CORP | OXY | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 3,457,222 | $58.26 | $201,421,322 | 301,282,514 (Indirect) | View |
2023-05-11 Purchase | 2023-05-15 9:26 pm | OCCIDENTAL PETROLEUM CORP | OXY | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 2,165,792 | $58.06 | $125,746,876 | 297,825,292 (Indirect) | View |
2023-03-23 Purchase | 2023-03-27 6:45 pm | OCCIDENTAL PETROLEUM CORP | OXY | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 3,666,714 | $58.98 | $216,244,695 | 295,665,968 (Indirect) | View |
2023-03-13 Purchase | 2023-03-15 8:01 pm | OCCIDENTAL PETROLEUM CORP | OXY | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 7,886,964 | $59.17 | $466,678,970 | 291,999,254 (Indirect) | View |
2023-03-03 Purchase | 2023-03-07 7:12 pm | OCCIDENTAL PETROLEUM CORP | OXY | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 5,801,791 | $61.1 | $354,513,472 | 284,112,290 (Indirect) | View |
2023-03-02 Sale | 2023-03-03 9:59 pm | BERKSHIRE HATHAWAY INC | BRK-A | Jain Ajit Vice Chairman Director | 6,595 | $303.28 | $2,000,132 | 153,446 (Indirect Direct) | View |
2022-11-29 Sale | 2022-12-01 4:51 pm | BERKSHIRE HATHAWAY INC | BRK-A | Jain Ajit Vice Chairman Director | 4,020 | $313.4 | $1,259,868 | 160,045 (Indirect Direct) | View |
2022-09-29 Purchase | 2022-10-03 4:33 pm | BERKSHIRE HATHAWAY INC | BRK-A | Abel Gregory Vice Chair Director | 23 | $408,006 | $9,384,135 | 173 (Indirect) | View |
2022-09-29 Purchase | 2022-10-03 4:32 pm | BERKSHIRE HATHAWAY INC | BRK-A | Abel Gregory Vice Chair Director | 33 | $407,470 | $13,446,523 | 150 (Indirect) | View |
2022-09-29 Purchase | 2022-10-03 4:31 pm | BERKSHIRE HATHAWAY INC | BRK-A | Abel Gregory Vice Chair Director | 51 | $406,616 | $20,737,420 | 117 (Indirect) | View |
2022-09-29 Purchase | 2022-10-03 4:31 pm | BERKSHIRE HATHAWAY INC | BRK-A | Abel Gregory Vice Chair Director | 61 | $405,942 | $24,762,483 | 66 (Indirect) | View |
2022-09-26 Purchase | 2022-09-28 7:50 pm | OCCIDENTAL PETROLEUM CORP | OXY | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 5,985,190 | $58.89 | $352,492,331 | 278,310,499 (Indirect) | View |
2022-09-01 Sale | 2022-09-02 11:12 am | BERKSHIRE HATHAWAY INC | BRK-A | Jain Ajit Vice Chairman Director | 2,500 | $280.41 | $701,016 | 164,119 (Indirect Direct) | View |
2022-08-04 Purchase | 2022-08-08 7:11 pm | OCCIDENTAL PETROLEUM CORP | OXY | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 6,681,669 | $58.48 | $390,719,454 | 272,325,309 (Indirect) | View |
2022-07-28 Sale | 2022-08-01 5:31 pm | BERKSHIRE HATHAWAY INC | BRK-A | Jain Ajit Vice Chairman Director | 3,420 | $293.17 | $1,002,643 | 166,619 (Indirect Direct) | View |
2022-07-18 Purchase(A) | 2022-07-19 2:49 pm | OCCIDENTAL PETROLEUM CORP | OXY | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 242,241 | $59.67 | $14,455,320 | 265,643,640 (Indirect) | View |
2022-07-14 Purchase | 2022-07-18 5:32 pm | OCCIDENTAL PETROLEUM CORP | OXY | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 1,942,900 | $57.7 | $112,113,273 | 265,643,640 (Indirect) | View |
2022-07-11 Purchase | 2022-07-13 7:03 pm | OCCIDENTAL PETROLEUM CORP | OXY | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 4,304,146 | $58.05 | $249,841,853 | 263,700,740 (Indirect) | View |
2022-07-05 Purchase | 2022-07-07 5:39 pm | BERKSHIRE HATHAWAY INC | BRK-A | OLSON RONALD L Director | 2,410 | $274.35 | $661,183 | 27,887 (Indirect Direct) | View |
2022-07-05 Purchase | 2022-07-07 5:00 pm | OCCIDENTAL PETROLEUM CORP | OXY | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 12,042,470 | $57.94 | $697,777,947 | 259,396,594 (Indirect) | View |
2022-06-29 Purchase | 2022-07-01 9:14 pm | OCCIDENTAL PETROLEUM CORP | OXY | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 9,887,040 | $58.91 | $582,449,440 | 247,354,124 (Indirect) | View |
2022-06-23 Purchase | 2022-06-27 6:43 pm | OCCIDENTAL PETROLEUM CORP | OXY | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 794,389 | $55.39 | $44,001,440 | 237,467,084 (Indirect) | View |
2022-06-24 Sale | 2022-06-24 5:54 pm | BERKSHIRE HATHAWAY INC | BRK-A | Jain Ajit Vice Chairman Director | 1,200 | $277.72 | $333,265 | 170,039 (Indirect Direct) | View |
2022-06-17 Purchase | 2022-06-22 6:21 pm | OCCIDENTAL PETROLEUM CORP | OXY | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 9,551,454 | $55.36 | $528,786,958 | 236,672,695 (Indirect) | View |
2022-05-10 Purchase | 2022-05-12 9:33 pm | OCCIDENTAL PETROLEUM CORP | OXY | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 901,774 | $57.32 | $51,690,341 | 227,121,241 (Indirect) | View |
2022-05-02 Purchase | 2022-05-04 8:27 pm | OCCIDENTAL PETROLEUM CORP | OXY | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 5,887,618 | $57.11 | $336,223,675 | 226,219,467 (Indirect) | View |
2022-04-04 Purchase | 2022-04-06 7:38 pm | HP INC | HPQ | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 11,133,565 | $35.8 | $398,540,013 | 120,952,818 (Indirect) | View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
2023-05-09 Gift | 2023-05-12 4:38 pm | N/A N/A | BERKSHIRE HATHAWAY INC | BRK-A | Jain Ajit Vice Chairman Director | 119 | $0 | 153,327 (Direct) | View |
2023-02-24 Gift | 2023-02-24 7:43 pm | N/A N/A | BERKSHIRE HATHAWAY INC | BRK-A | Jain Ajit Vice Chairman Director | 4 | $0 | 160,041 (Direct) | View |
Ownership | 2022-12-29 4:05 pm | N/A N/A | BERKSHIRE HATHAWAY INC | BRK-A | MURPHY THOMAS S JR Director | 0 | $0 | 96 (Direct) | View |
2022-11-22 Conversion | 2022-11-23 4:23 pm | N/A N/A | BERKSHIRE HATHAWAY INC | BRK-A | BUFFETT WARREN E Chairman and CEO 10% Owner | 2,401,600 | $0 | 227,692 (Direct) | View |
2022-11-23 Gift | 2022-11-23 4:23 pm | N/A N/A | BERKSHIRE HATHAWAY INC | BRK-A | BUFFETT WARREN E Chairman and CEO 10% Owner | 1,800,000 | $0 | 227,692 (Direct) | View |
2022-10-04 Gift | 2022-10-06 7:48 pm | N/A N/A | BERKSHIRE HATHAWAY INC | BRK-A | Jain Ajit Vice Chairman Director | 54 | $0 | 164,065 (Direct) | View |
2022-05-16 Gift | 2022-06-16 12:36 pm | N/A N/A | BERKSHIRE HATHAWAY INC | BRK-A | MUNGER CHARLES T Vice Chairman Director | 100 | $0 | 4,170 (Direct) | View |
2022-06-14 Conversion | 2022-06-15 4:47 pm | N/A N/A | BERKSHIRE HATHAWAY INC | BRK-A | BUFFETT WARREN E Chairman and CEO 10% Owner | 14,421,608 | $0 | 229,292 (Direct) | View |
2022-06-14 Gift | 2022-06-15 4:47 pm | N/A N/A | BERKSHIRE HATHAWAY INC | BRK-A | BUFFETT WARREN E Chairman and CEO 10% Owner | 12,873,700 | $0 | 229,292 (Direct) | View |
2022-05-24 Gift | 2022-06-01 9:29 pm | N/A N/A | BERKSHIRE HATHAWAY INC | BRK-A | Jain Ajit Vice Chairman Director | 35 | $0 | 171,239 (Direct) | View |
Ownership | 2022-04-06 7:32 pm | N/A N/A | HP INC | HPQ | BERKSHIRE HATHAWAY INC BUFFETT WARREN E 10% Owner | 0 | $0 | 109,819,253 (Indirect) | View |