Poetting Sierk (CIK 1955589) reported 1 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-04-23). Recent activity: Sell BNTX (50,000 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-04-23 | BioNTech SE (BNTX) | Chief Operating Officer | Sell | 50,000 | $5.5M |
Source: SEC Form 4 filings · as of 2026-04-23