DYNAVAX TECHNOLOGIES CORP — Director's Dealing 2017

Mar 15, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DYNAVAX TECHNOLOGIES CORP (DVAX)
CIK: 0001029142
Period of Report: 2017-03-14

Reporting Person: OSTRACH MICHAEL S (Senior Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-03-14	Common Stock	M	10000	$0.00	Acquired	18772	Direct
2017-03-14	Common Stock	F	4126	$5.75	Disposed	14646	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2017-03-14	Restricted Stock Unit	$	M	10000	Disposed	2024-03-13	Common Stock (10000)	Direct

Footnotes

F1: Each restricted stock unit represents a right to receive one share of common stock.

F2: The reporting person is reporting the withholding by Dynavax Technologies Corporation of 4,126 shares of common stock to satisfy the reporting person's tax withholding obligations in connection with the delivery of common stock to the reporting person on March 14, 2017.

F3: Represents the conversion upon vesting of restricted stock awards into common stock. The reporting person was granted 10,000 restricted stock units on March 11, 2014 which vested on March 14, 2017. Such restricted stock units were previously reported in Table I on a Form 4 filed with the Securities and Exchange Commission on March 13, 2014.