| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
| Insider | Role | Shares | Value | Buys | Sells |
|---|---|---|---|---|---|
| Date | Ticker | Insider | Role | Type | Shares | Price | Value | Chg% | SEC |
|---|---|---|---|---|---|---|---|---|---|
Classified under Biotechnology (Health Care sector), XOMA's insider flows are most useful compared with peers in the same group.
| Role | Insider | Shares | Value | 30d |
|---|---|---|---|---|
| CEO | 102.0K | $2.56M | - |
Buys and sells only
| Date | Insider | Role | Type | Shares | Price | Value | Chg% | 3M | 12M | SEC |
|---|---|---|---|---|---|---|---|---|---|---|
| Dec 4, 2025 | Hughes Owen70 | Chief Executive Officer | Buy | 100,000 | $25.05 | $2,505,000.00 | +5,000% | -15.0% | - | |
| Sep 22, 2025 | Burns Thomas M.72 | SVP, Finance &CFO | Sale+OE | 4,330 | $35.99 | $155,820.10 | -12.6% | -31.2% | - | |
| Jun 30, 2025 | Sitko Bradley76 | Chief Investment Officer | Buy | 2,000 | $25.39 | $50,780.00 | +39.6% | +47.6% | +68.7% | |
| May 20, 2025 | Hughes Owen70 | Chief Executive Officer | Sale+OE | 25,637 | $25.38 | $650,667.06 | -29.0% | +19.3% | +57.8% | |
| May 20, 2025 | Burns Thomas M.72 | SVP, Finance &CFO | Sale+OE | 10,482 | $25.38 | $266,033.16 | -31.7% | +19.3% | +57.8% | |
| May 16, 2025 | Bvf Partners L P/il60 | 10% Owner | Sell | 392,723 | $27.10 | $10,642,793.30 | -23.7% | +17.0% | +54.7% | |
| Apr 7, 2025 | Sitko Bradley76 | Chief Investment Officer | Buy | 2,000 | $24.70 | $49,400.00 | +65.7% | +36.1% | +79.8% | |
| Apr 7, 2025 | Limber Joseph M78 | Director | Buy | 30,000 | $25.34 | $760,144.68 | -150.0% | +36.1% | +79.8% | |
| Apr 1, 2025 | Burns Thomas M.72 | SVP, Finance &CFO | Buy | 1,000 | $25.46 | $25,460.00 | +100.0% | +30.6% | +71.4% | |
| Mar 31, 2025 | Sitko Bradley76 | Chief Investment Officer | Buy | 1,245 | $21.04 | $26,200.55 | +69.2% | +26.4% | +57.4% |