Black Jeffrey G. (CIK 1449439) reported 6 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-09-02). Recent activity: Buy XGN (1,571 shares), Sell XGN (20,614 shares), Buy XGN (75,000 shares), Buy XGN (1,511 shares), Sell XGN (1,584 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-02 | EXAGEN INC. (XGN) | Chief Financial Officer | Buy | 1,571 | $4,740 |
| 2026-09-02 | EXAGEN INC. (XGN) | Chief Financial Officer | Sell | 20,614 | $148,782 |
| 2026-03-16 | EXAGEN INC. (XGN) | Chief Financial Officer | Buy | 75,000 | $237,000 |
| 2026-03-16 | EXAGEN INC. (XGN) | Chief Financial Officer | Buy | 1,511 | $4,654 |
| 2026-02-25 | EXAGEN INC. (XGN) | Chief Financial Officer | Sell | 1,584 | $5,718 |
| 2025-09-04 | EXAGEN INC. (XGN) | Chief Financial Officer | Sell | 20,466 | $200,362 |
来源：SEC Form 4 申报文件 · 截至 2026-09-02