DYNAVAX TECHNOLOGIES CORP — Director's Dealing 2015

May 28, 2015

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DYNAVAX TECHNOLOGIES CORP (DVAX)
CIK: 0001029142
Period of Report: 2015-05-27

Reporting Person: CANO FRANCIS (Director)

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2015-05-27	Option (Right to Buy)	$22.36	A	7500	Acquired	2025-05-26	Common Stock (7500)	Direct

Holdings (Non-Derivative)

Security	Shares	Ownership
Common Stock	6200	Direct

Footnotes

F1: Represents the amount of securities beneficially owned as previously disclosed. The number of shares has been adjusted retroactively to reflect the company's reverse stock split on November 7, 2014.

F2: This option vests fully on May 27, 2016, on the one year anniversary of the grant date.

F3: Not applicable.