Emergent BioSolutions Inc. — Director's Dealing 2011

Apr 19, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Emergent BioSolutions Inc. (EBS)
CIK: 0001367644
Period of Report: 2011-04-15

Reporting Person: Elsey R Don (Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2011-04-15	Common Stock	M	14385	$13.26	Acquired	36584	Direct
2011-04-15	Common Stock	S	14385	$25.00	Disposed	22199	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-04-15	Employee Stock Option (right to buy)	$13.26	M	14385	Disposed	2011-09-20	Common Stock (14385)	Direct

Footnotes

F1: The option is fully vested.

F2: The sales reported in this Form 4 were effected pursuant to a Rule 10b5-1 trading plan.