CERUS CORP — Director's Dealing 2017

Mar 16, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: CERUS CORP (CERS)
CIK: 0001020214
Period of Report: 2017-03-10

Reporting Person: Menard Chrystal (Chief Legal Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-03-10	Common Stock	M	5701	—	Acquired	9613	Direct
2017-03-14	Common Stock	S	2259	$4.15	Disposed	7354	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-03-10	Restricted Stock Unit	$	M	5701	Disposed		Common Stock (5701)	Direct

Footnotes

F1: Each restricted stock unit represents a contingent right to receive one (1) share of Cerus Common Stock.

F2: Represents the number of shares required to be sold to cover the statutory tax withholding obligations in connection with the vesting of the restricted stock units listed in Table II. This sale is mandated by the election to satisfy the minimum statutory tax withholding obligations through a "sell to cover" transaction and does not represent a discretionary sale by the reporting person.

F3: The reported price in column 4 is a weighted average price. These shares were sold in multiple transactions at prices ranging from $4.15 to $4.1457 per share, inclusive. The reporting person undertakes to provide to the Issuer, any security holder of the Issuer, or the staff of the Securities and Exchange Commission, upon request, full information regarding the number of shares sold at each separate price within the aforementioned range set forth.

F4: The restricted stock unit vests in three equal annual installments beginning on March 10, 2017.

F5: Not applicable.