CERUS CORP — Director's Dealing 2011

Sep 2, 2011

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CERUS CORP (CERS)
CIK: 0001020214
Period of Report: 2011-09-01

Reporting Person: ERVIN HOWARD G (Vice President, Legal Affairs)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2011-09-01	Option (Right to Buy)	$2.08	A	85000	Acquired	2021-08-31	Common Stock (85000)	Direct

Footnotes

F1: One eighth (1/8th) of the shares subject to the Option shall vest six (6) months after the transaction date and one forty-eighth (1/48th) of the shares subject to the Option shall vest on the first day of each month thereafter.

F2: Not applicable.