Cornelissen Bart Jan Insider Trading -- Recent SEC Form 4 Transactions
Cornelissen Bart Jan (CIK 2018934) reported 3 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-04-13). Recent activity: Sell XNCR (3,499 shares), Sell XNCR (2,517 shares), Buy XNCR (19,458 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-13 | Xencor Inc (XNCR) | SR. VICE PRESIDENT & CFO | Sell | 3,499 | $43,003 |
| 2026-03-09 | Xencor Inc (XNCR) | SR. VICE PRESIDENT & CFO | Sell | 2,517 | $28,316 |
| 2026-03-04 | Xencor Inc (XNCR) | SR. VICE PRESIDENT & CFO | Buy | 19,458 | $0 |
Source: SEC Form 4 filings · as of 2026-04-13