KEITH KATKIN plan to sell securities of EMERGENT BIOSOLUTIONS INC. under Form 144

KEITH KATKIN filed Form 144 to notify SEC of plan to sell 15481 units of EMERGENT BIOSOLUTIONS INC. securities around 2026-04-30, with aggregate market value of $128,140.88. The total outstanding units is 51770857.0. The amount planned to be sold represents 0.03% of total outstanding units;