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 |
2023-09-25 Purchase | 2023-09-27 4:30 pm | XOMA Corp | XOMA | Hughes Owen Exec Chairman and Interim CEO | 2,500 | $14.43 | $36,075 | 4,500 (Direct) | View |
2023-05-31 Purchase | 2023-06-02 4:30 pm | XOMA Corp | XOMA | Sitko Bradley Chief Investment Officer | 1,500 | $17.13 | $25,700 | 7,350 (Indirect Direct) | View |
2023-05-23 Purchase | 2023-05-25 4:30 pm | XOMA Corp | XOMA | Sitko Bradley Chief Investment Officer | 850 | $19 | $16,150 | 5,850 (Indirect Direct) | View |
2023-05-19 Purchase | 2023-05-22 4:30 pm | XOMA Corp | XOMA | Sitko Bradley Chief Investment Officer | 1,000 | $19.5 | $19,500 | 35,200 (Indirect Direct) | View |
2023-05-12 Purchase | 2023-05-16 4:13 pm | XOMA Corp | XOMA | Sitko Bradley Chief Investment Officer | 2,000 | $18.99 | $37,985 | 3,500 (Indirect Direct) | View |
2023-01-05 Purchase | 2023-01-09 5:44 pm | XOMA Corp | XOMA | BVF PARTNERS L P BIOTECHNOLOGY VALUE FUND L P BVF I GP LLC BIOTECHNOLOGY VALUE FUND II LP BVF II GP LLC Biotechnology Value Trading Fund OS LP BVF Partners OS Ltd. BVF GP HOLDINGS LLC BVF INC LAMPERT MARK N See Remarks 10% Owner | 22,249 | $18.91 | $420,737 | 2,109,391 (Indirect Direct) | View |
2022-09-23 Purchase | 2022-09-27 7:22 pm | XOMA Corp | XOMA | BVF PARTNERS L P BIOTECHNOLOGY VALUE FUND L P BVF I GP LLC BIOTECHNOLOGY VALUE FUND II LP BVF II GP LLC Biotechnology Value Trading Fund OS LP BVF Partners OS Ltd. BVF GP HOLDINGS LLC BVF INC LAMPERT MARK N See Remarks 10% Owner | 24,642 | $16.61 | $409,309 | 2,092,148 (Indirect Direct) | View |
2022-09-14 Purchase | 2022-09-16 6:30 pm | XOMA Corp | XOMA | BVF PARTNERS L P BIOTECHNOLOGY VALUE FUND L P BVF I GP LLC BIOTECHNOLOGY VALUE FUND II LP BVF II GP LLC Biotechnology Value Trading Fund OS LP BVF Partners OS Ltd. BVF GP HOLDINGS LLC BVF INC LAMPERT MARK N See Remarks 10% Owner | 56,309 | $17.59 | $990,718 | 2,264,534 (Indirect Direct) | View |
2022-07-15 Sale | 2022-07-18 4:30 pm | XOMA Corp | XOMA | BURNS THOMAS M. SVP, Finance & CFO | 2,000 | $31.66 | $63,321 | 89,682 (Indirect Direct) | View |
2022-07-15 Sale | 2022-07-18 4:30 pm | XOMA Corp | XOMA | Neal James R CEO | 25,000 | $29.84 | $746,104 | 251,438 (Indirect Direct) | View |
2022-03-21 Sale | 2022-03-23 6:52 pm | XOMA Corp | XOMA | Neal James R CEO | 53,450 | $29.07 | $1,553,807 | 346,343 (Indirect Direct) | View |
2022-03-21 Sale | 2022-03-23 6:52 pm | XOMA Corp | XOMA | BURNS THOMAS M. SVP, Finance & CFO | 14,500 | $29.18 | $423,099 | 63,065 (Indirect Direct) | View |
2021-06-25 Sale | 2021-06-29 5:09 pm | XOMA Corp | XOMA | Neal James R CEO | 9,027 | $33.62 | $303,474 | 32,788 (Indirect Direct) | View |
Stock options: Exercise, Award, Grant, Conversion
Transaction Date | Reported DateTime | Exercisable Expiration | Company | Symnbol | Insider Relationship | Shares Traded | Conversion Price | Shares Owned | Filing |
2023-05-18 Option Award | 2023-05-22 4:30 pm | N/A N/A | XOMA Corp | XOMA | Sitko Bradley Chief Investment Officer | 30,200 | $0 | 35,200 (Direct) | View |
2023-05-18 Option Award | 2023-05-22 4:30 pm | N/A N/A | XOMA Corp | XOMA | BURNS THOMAS M. SVP, Finance & CFO | 91,600 | $0 | 91,600 (Direct) | View |
2023-05-17 Option Award | 2023-05-19 5:03 pm | N/A 2033-05-17 | XOMA Corp | XOMA | BVF PARTNERS L P BIOTECHNOLOGY VALUE FUND L P BVF I GP LLC BIOTECHNOLOGY VALUE FUND II LP BVF II GP LLC Biotechnology Value Trading Fund OS LP BVF Partners OS Ltd. BVF GP HOLDINGS LLC BVF INC LAMPERT MARK N See Remarks 10% Owner | 10,967 | $0 | 3,910,202 (Indirect) | View |
2023-05-17 Option Award | 2023-05-19 4:30 pm | N/A 2033-05-17 | XOMA Corp | XOMA | PERRY MATTHEW D See Explanation of Responses | 10,967 | $0 | 10,967 (Direct) | View |
2023-05-17 Option Award | 2023-05-19 4:30 pm | N/A 2033-05-17 | XOMA Corp | XOMA | WYSZOMIERSKI JACK L Director | 10,967 | $0 | 10,967 (Direct) | View |
2023-05-17 Option Award | 2023-05-19 4:30 pm | N/A 2033-05-17 | XOMA Corp | XOMA | LIMBER JOSEPH M Director | 10,967 | $0 | 10,967 (Direct) | View |
2023-05-17 Option Award | 2023-05-19 4:30 pm | N/A 2033-05-17 | XOMA Corp | XOMA | Kosacz Barbara Director | 10,967 | $0 | 10,967 (Direct) | View |
2023-05-17 Option Award | 2023-05-19 4:30 pm | N/A 2033-05-17 | XOMA Corp | XOMA | Hernday Natasha Director | 10,967 | $0 | 10,967 (Direct) | View |
2023-05-17 Option Award | 2023-05-19 4:30 pm | N/A 2033-05-17 | XOMA Corp | XOMA | Franklin Heather L Director | 10,967 | $0 | 10,967 (Direct) | View |
2023-01-03 Option Award | 2023-01-06 4:30 pm | N/A 2033-01-03 | XOMA Corp | XOMA | Sitko Bradley Chief Investment Officer | 550,000 | $0 | 550,000 (Direct) | View |
2023-01-03 Option Award | 2023-01-05 4:35 pm | N/A 2033-01-03 | XOMA Corp | XOMA | Hughes Owen Interim CEO | 175,000 | $0 | 175,000 (Direct) | View |
2022-11-08 Option Award | 2022-11-09 4:30 pm | N/A 2032-11-08 | XOMA Corp | XOMA | BURNS THOMAS M. SVP, Finance & CFO | 11,000 | $0 | 11,000 (Direct) | View |
2022-07-15 Exercise | 2022-07-18 4:30 pm | N/A 2027-02-10 | XOMA Corp | XOMA | BURNS THOMAS M. SVP, Finance & CFO | 2,000 | $0 | 89,682 (Direct) | View |
2022-07-15 Exercise | 2022-07-18 4:30 pm | N/A N/A | XOMA Corp | XOMA | BURNS THOMAS M. SVP, Finance & CFO | 2,000 | $4.03 | 89,682 (Direct) | View |
2022-07-15 Exercise | 2022-07-18 4:30 pm | N/A 2027-02-10 | XOMA Corp | XOMA | Neal James R CEO | 25,000 | $0 | 251,438 (Direct) | View |
2022-07-15 Exercise | 2022-07-18 4:30 pm | N/A N/A | XOMA Corp | XOMA | Neal James R CEO | 25,000 | $4.03 | 251,438 (Direct) | View |
2022-05-18 Option Award | 2022-05-20 7:18 pm | N/A 2032-05-18 | XOMA Corp | XOMA | BVF PARTNERS L P BIOTECHNOLOGY VALUE FUND L P BVF I GP LLC BIOTECHNOLOGY VALUE FUND II LP BVF II GP LLC Biotechnology Value Trading Fund OS LP BVF Partners OS Ltd. BVF GP HOLDINGS LLC BVF INC LAMPERT MARK N See Remarks 10% Owner | 8,996 | $0 | 3,796,035 (Indirect) | View |
2022-05-18 Option Award | 2022-05-20 09:00 am | N/A 2032-05-18 | XOMA Corp | XOMA | PERRY MATTHEW D Director | 8,996 | $0 | 8,996 (Direct) | View |
2022-05-18 Option Award | 2022-05-20 09:00 am | N/A 2032-05-18 | XOMA Corp | XOMA | LIMBER JOSEPH M Director | 8,996 | $0 | 8,996 (Direct) | View |
2022-05-18 Option Award | 2022-05-20 09:00 am | N/A 2032-05-18 | XOMA Corp | XOMA | WYSZOMIERSKI JACK L Director | 8,996 | $0 | 8,996 (Direct) | View |
2022-05-18 Option Award | 2022-05-20 09:00 am | N/A 2032-05-18 | XOMA Corp | XOMA | Hernday Natasha Director | 8,996 | $0 | 8,996 (Direct) | View |
2022-05-18 Option Award | 2022-05-20 09:00 am | N/A 2032-05-18 | XOMA Corp | XOMA | VAN NESS W DENMAN Director | 8,996 | $0 | 8,996 (Direct) | View |
2022-05-18 Option Award | 2022-05-20 09:00 am | N/A 2032-05-18 | XOMA Corp | XOMA | Kosacz Barbara Director | 8,996 | $0 | 8,996 (Direct) | View |
2022-05-18 Option Award | 2022-05-20 09:00 am | N/A 2032-05-18 | XOMA Corp | XOMA | Franklin Heather L Director | 8,996 | $0 | 8,996 (Direct) | View |
2022-03-21 Exercise | 2022-03-23 6:52 pm | N/A 2027-02-10 | XOMA Corp | XOMA | Neal James R CEO | 53,450 | $0 | 346,343 (Direct) | View |
2022-03-21 Exercise | 2022-03-23 6:52 pm | N/A N/A | XOMA Corp | XOMA | Neal James R CEO | 53,450 | $4.03 | 346,343 (Direct) | View |
2022-03-21 Exercise | 2022-03-23 6:52 pm | N/A 2027-02-10 | XOMA Corp | XOMA | BURNS THOMAS M. SVP, Finance & CFO | 14,500 | $0 | 63,065 (Direct) | View |
2022-03-21 Exercise | 2022-03-23 6:52 pm | N/A N/A | XOMA Corp | XOMA | BURNS THOMAS M. SVP, Finance & CFO | 14,500 | $4.03 | 63,065 (Direct) | View |
2022-02-22 Option Award | 2022-02-23 4:30 pm | N/A 2032-02-22 | XOMA Corp | XOMA | BURNS THOMAS M. SVP, Finance & CFO | 28,000 | $0 | 28,000 (Direct) | View |
2021-12-21 Option Award | 2021-12-23 4:30 pm | N/A 2031-12-21 | XOMA Corp | XOMA | Neal James R CEO | 60,000 | $0 | 60,000 (Direct) | View |
2021-08-06 Option Award | 2021-08-10 4:35 pm | N/A 2031-08-06 | XOMA Corp | XOMA | Franklin Heather L Director | 17,282 | $0 | 17,282 (Direct) | View |