Hartzel William (CIK 1989644) reported 12 SEC Form 4 insider transactions across 1 companies over the past 18 months (most recent 2026-06-10). Recent activity: Sell EBS (1,741 shares), Buy EBS (100,111 shares), Sell EBS (9,493 shares), Sell EBS (5,771 shares), Sell EBS (630 shares). Source: SEC Form 4.
| Date | Company | Role | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-06-10 | Emergent BioSolutions Inc. (EBS) | SVP, Bioservices | Sell | 1,741 | $13,928 |
| 2026-05-01 | Emergent BioSolutions Inc. (EBS) | SVP, Bioservices | Buy | 100,111 | $0 |
| 2026-03-05 | Emergent BioSolutions Inc. (EBS) | SVP, Bioservices | Sell | 9,493 | $80,121 |
| 2026-02-10 | Emergent BioSolutions Inc. (EBS) | SVP, Bioservices | Sell | 5,771 | $63,019 |
| 2026-02-10 | Emergent BioSolutions Inc. (EBS) | SVP, Bioservices | Sell | 630 | $6,880 |
| 2025-11-13 | Emergent BioSolutions Inc. (EBS) | SVP, Bioservices | Sell | 610 | $6,637 |
| 2025-07-15 | Emergent BioSolutions Inc. (EBS) | SVP, Bioservices | Sell | 4,263 | $31,376 |
| 2025-06-10 | Emergent BioSolutions Inc. (EBS) | SVP, Bioservices | Sell | 1,167 | $7,737 |
| 2025-04-09 | Emergent BioSolutions Inc. (EBS) | SVP, Bioservices | Sell | 561 | $2,491 |
| 2025-04-09 | Emergent BioSolutions Inc. (EBS) | SVP, Bioservices | Buy | 62,500 | $0 |
| 2025-03-10 | Emergent BioSolutions Inc. (EBS) | SVP, Bioservices | Buy | 62,500 | $0 |
| 2025-03-07 | Emergent BioSolutions Inc. (EBS) | SVP, Bioservices | Sell | 292 | $1,694 |
Source: SEC Form 4 filings · as of 2026-06-10