DYNAVAX TECHNOLOGIES CORP — Director's Dealing 2017

Feb 7, 2017

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DYNAVAX TECHNOLOGIES CORP (DVAX)
CIK: 0001029142
Period of Report: 2016-12-05

Reporting Person: Johnson David Louis (Vice President)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2017-02-05	Common Stock	M	4688	$0.00	Acquired	4688	Direct
2017-02-05	Common Stock	F	2052	$4.00	Disposed	2636	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2016-12-05	Restricted Stock Unit	$	A	20000	Acquired	2023-12-04	Common Stock (20000)	Direct
2017-02-05	Restricted Stock Unit	$	M	4688	Disposed	2026-02-04	Common Stock (4688)	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 2,052 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 February 5, 2017.

F3: This restricted stock unit will vest one fourth (1/4) of the shares subject to the restricted stock unit on December 31, 2017, and three fourths (3/4) of the shares subject to the restricted stock unit on December 31, 2018.

F4: Represents the conversion upon vesting of restricted stock awards into common stock. The reporting person was granted 18,750 restricted stock units on February 5, 2016 of which one fourth (1/4) vested on February 5, 2017. Such restricted stock units were previously reported in Table II on a Form 4 filed with the Securities and Exchange Commission on February 9, 2016.