DYNAVAX TECHNOLOGIES CORP — Director's Dealing 2021

Mar 2, 2021

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: DYNAVAX TECHNOLOGIES CORP (DVAX)
CIK: 0001029142
Period of Report: 2021-02-26

Reporting Person: Burgess Justin (Principal Accounting Officer)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2021-02-12	Common Stock	A	376	$3.39	Acquired	1221	Direct
2021-02-26	Common Stock	M	3167	—	Acquired	4388	Direct
2021-02-26	Common Stock	M	3906	—	Acquired	8294	Direct
2021-03-01	Common Stock	M	2839	—	Acquired	11133	Direct
2021-03-01	Common Stock	S	1325	$8.88	Disposed	9808	Direct
2021-03-01	Common Stock	S	1633	$8.88	Disposed	8175	Direct
2021-03-02	Common Stock	S	1165	$8.82	Disposed	7010	Direct

Derivative Transactions

Date	Security	Exercise Price	Code	Shares	A/D	Expiration	Underlying	Ownership
2021-02-26	Restricted Stock Unit	$	M	3167	Disposed		Common Stock (3167)	Direct
2021-02-26	Restricted Stock Unit	$	M	3906	Disposed		Common Stock (3906)	Direct
2021-03-01	Restricted Stock Unit	$	M	2839	Disposed		Common Stock (2839)	Direct

Footnotes

F1: Represents 376 shares acquired under Issuer's 2014 Employee Stock Purchase Plan (ESPP) on February 12, 2021

F2: Each RSU represents a contingent right to receive one share of common stock. The RSUs vest over three years with 1/3 vesting on each annual anniversary of February 12, 2020. Delivery of the shares in settlement of the RSUs was deferred to February 26, 2021.

F3: Each RSU represents a contingent right to receive one share of common stock. The RSUs vest over three years with 1/3 vesting on each annual anniversary of February 22, 2019. Delivery of the shares in settlement of the RSUs was deferred to February 26, 2021.

F4: Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of common stock. The RSUs vest over three years with 1/3 vesting on each annual anniversary of March 1, 2018.

F5: The reporting person is reporting the sale of 1,325 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 26, 2021.

F6: The reporting person is reporting the sale of 1,633 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 26, 2021.

F7: The reporting person is reporting the sale of 1,165 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 1, 2021.