Emergent BioSolutions Inc. — Director's Dealing 2018

May 10, 2018

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Emergent BioSolutions Inc. (EBS)
CIK: 0001367644
Period of Report: 2018-05-08

Reporting Person: LINDAHL RICHARD S (EVP, Chief Financial Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2018-05-08	Common Stock	A	4992	$0.00	Acquired	4992	Direct
2018-05-08	Common Stock	A	1551	$0.00	Acquired	6543	Direct
2018-05-08	Common Stock	A	4991	$0.00	Acquired	11534	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2018-05-08	Employee Stock Option (Right to Buy)	$48.33	A	19963	Acquired	2025-05-07	Common Stock (19963)	Direct

Footnotes

F1: Consists of restricted stock units granted under the Amended and Restated Emergent BioSolutions Inc. 2006 Stock Incentive Plan, as amended.

F2: These restricted stock units vest in three equal annual installments beginning on the day prior to the first anniversary of the date of grant, assuming continued service with the company. Each restricted stock unit represents the right of the Reporting Person to receive one share of common stock of Emergent BioSolutions Inc., subject to adjustment as provided in the grant agreement.

F3: Consists of performance stock units granted under the Amended and Restated 2006 Emergent BioSolutions Inc. Stock Incentive Plan, as amended. Each PSU represents a right to receive one share of common stock. The PSUs vest upon achievement with respect to net income as a percentage of total revenue for the 2020 fiscal year, each as determined in accordance with GAAP, as certified by the Compensation Committee following the performance period.

F4: Vests in three equal installments on May 7, 2019, May 7, 2020 and May 7, 2021.