CERUS CORP — Director's Dealing 2015

Feb 9, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CERUS CORP (CERS)
CIK: 0001020214
Period of Report: 2015-02-05

Reporting Person: CORASH LAURENCE M (Director, Chief Med & Scientific Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2015-02-05	Common Stock	M	13541	$2.08	Acquired	957047	Direct
2015-02-05	Common Stock	M	50000	$3.66	Acquired	1007047	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-02-05	Option (Right to Buy)	$2.08	M	13541	Disposed	2021-08-31	Common Stock (13541)	Direct
2015-02-05	Option (Right to Buy)	$3.66	M	50000	Disposed	2023-02-28	Common Stock (50000)	Direct

Footnotes

F1: One eighth (1/8th) of the shares subject to the Option vested six (6) months after September 1, 2011 and one forty-eighth (1/48th) of the shares subject to the Option vested on the first day of each month thereafter.

F2: Not applicable.

F3: One eighth (1/8th) of the shares subject to the Option shall vest six (6) months after March 1, 2013 and one forty-eighth (1/48th) of the share subject to the Option shall vest thereafter on the monthly anniversary of the transaction date.