Appelhans Dannielle (CIK 1874962) reported 3 SEC Form 4 insider transactions across 2 companies over the past 18 months (most recent 2026-09-02). Recent activity: Buy HALO (1,161 shares), Sell GBIO (1,263 shares), Sell GBIO (736 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-09-02 | HALOZYME THERAPEUTICS, INC. (HALO) | Director | Buy | 1,161 | $0 |
| 2026-02-09 | Generation Bio Co. (GBIO) | Director | Sell | 1,263 | $0 |
| 2026-02-09 | Generation Bio Co. (GBIO) | Director | Sell | 736 | $0 |
Source: SEC Form 4 filings · as of 2026-09-02