Hartzel William 4
4 · Emergent BioSolutions Inc. · Filed Mar 5, 2026
Insider Transaction Report
Form 4
Hartzel William
SVP, Bioservices
Transactions
- Tax Payment
Common Stock
[F1]2026-03-05$8.44/sh−9,493$80,121→ 87,188 total - Award
Employee Stock Option (Right to buy)
[F2]2026-03-03+44,834→ 259,545 totalExercise: $8.99Exp: 2033-03-02→ Common Stock (44,834 underlying)
Footnotes (2)
- [F1]Represents shares of common stock withheld to pay taxes associated with vesting and settlement of restricted stock units
- [F2]Vests in three equal installments beginning on the day prior to the anniversary date of the grant.
Signature
/s/ Richard S. Lindahl, Attorney-in-fact|2026-03-05