Form 4 Filing for Emergent BioSolutions Inc. - Officer Transaction

This SEC filing details a transaction by Coleen Glessner, EVP, Quality & Ethics, and CPL of Emergent BioSolutions Inc. On June 8, 2026, Glessner disposed of 2,018 shares of common stock at a price of $8.00 per share. This transaction was made to cover taxes associated with the vesting and settlement of restricted stock units. Following this transaction, Glessner owns 202,201 shares of common stock. The filing is Form 4, indicating a change in beneficial ownership.