Initial Statement of Beneficial Ownership (3)

FORM 3	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES	OMB APPROVAL OMB Number: 3235-0104 Estimated average burden hours per response... 0.5
	Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934 or Section 30(h) of the Investment Company Act of 1940

1. Name and Address of Reporting Person ^*

Spencer Ryan

2. Date of Event Requiring Statement (MM/DD/YYYY) 5/21/2019

3. Issuer Name and Ticker or Trading Symbol

DYNAVAX TECHNOLOGIES CORP [DVAX]

(Last) (First) (Middle)

C/O DYNAVAX TECHNOLOGIES, 2929 SEVENTH STREET, SUITE 100

4. Relationship of Reporting Person(s) to Issuer (Check all applicable)

_____ Director _____ 10% Owner
___ X ___ Officer (give title below) _____ Other (specify below)
Co-President and Senior VP /

(Street)

BERKELEY, CA 94710

(City) (State) (Zip)

5. If Amendment, Date Original Filed (MM/DD/YYYY)

6. Individual or Joint/Group Filing (Check Applicable Line)

_ X _ Form filed by One Reporting Person
___ Form filed by More than One Reporting Person

Table I - Non-Derivative Securities Beneficially Owned
1.Title of Security (Instr. 4)	2. Amount of Securities Beneficially Owned (Instr. 4)	3. Ownership Form: Direct (D) or Indirect (I) (Instr. 5)	4. Nature of Indirect Beneficial Ownership (Instr. 5)
Common Stock	20707	D

*Table II - Derivative Securities Beneficially Owned ( e.g.* , puts, calls, warrants, options, convertible securities)**
1. Title of Derivate Security (Instr. 4)	2. Date Exercisable and Expiration Date (MM/DD/YYYY)		3. Title and Amount of Securities Underlying Derivative Security (Instr. 4)		4. Conversion or Exercise Price of Derivative Security	5. Ownership Form of Derivative Security: Direct (D) or Indirect (I) (Instr. 5)	6. Nature of Indirect Beneficial Ownership (Instr. 5)
1. Title of Derivate Security (Instr. 4)	Date Exercisable	Expiration Date	Title	Amount or Number of Shares	4. Conversion or Exercise Price of Derivative Security		6. Nature of Indirect Beneficial Ownership (Instr. 5)
Stock Option (Right to Buy)	⁽¹⁾	2/24/2020	Common Stock	1500	$14.80	D
Stock Option (Right to Buy)	⁽¹⁾	1/5/2021	Common Stock	4500	$31.40	D
Stock Option (Right to Buy)	⁽¹⁾	1/31/2022	Common Stock	4500	$36.80	D
Stock Option (Right to Buy)	⁽¹⁾	10/21/2022	Common Stock	2000	$42.60	D
Stock Option (Right to Buy)	⁽¹⁾	2/5/2023	Common Stock	5250	$30.60	D
Stock Option (Right to Buy)	⁽¹⁾	2/5/2024	Common Stock	3500	$16.70	D
Stock Option (Right to Buy)	⁽¹⁾	2/8/2025	Common Stock	9500	$16.00	D
Stock Option (Right to Buy)	⁽²⁾	9/9/2025	Common Stock	2000	$30.49	D
Restricted Stock Unit	⁽³⁾	⁽³⁾	Common Stock	1562	⁽³⁾	D
Restricted Stock Unit	⁽⁴⁾	⁽⁴⁾	Common Stock	6375	⁽⁴⁾	D
Restricted Stock Unit	⁽⁵⁾	⁽⁵⁾	Common Stock	4875	⁽⁵⁾	D
Stock Option (Right to Buy)	⁽⁶⁾	1/31/2025	Common Stock	56000	$16.45	D
Restricted Stock Unit	⁽⁷⁾	⁽⁷⁾	Common Stock	62500	⁽⁷⁾	D

Explanation of Responses:
(1)	The shares subject to the option are fully vested and exercisable
(2)	This option grant will vest over four (4) years with one fourth (1/4) of the shares subject to the option vesting twelve months after the grant date of September 10, 2015, and one forty-eighth (1/48) of the shares subject to the option vesting each month thereafter.
(3)	Each Restricted Stock Unit ("RSU") represents a contingent right to receive one share of common stock. The RSUs vest over four years with 1/4 vesting on each annual anniversary of February 5, 2016.
(4)	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, 2017.
(5)	Each RSU represents a contingent right to receive one share of common stock. The RSUs vest over two years with 1/2 vesting on each annual anniversary of June 2, 2017.
(6)	This option grant will vest over three (3) years with one third (1/3) of the shares subject to the option vesting twelve months after the grant date of February 1, 2018, and one thirty-sixth (1/36) of the shares subject to the option vesting each month thereafter.
(7)	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.

Reporting Owners
Reporting Owner Name / Address	Relationships
Reporting Owner Name / Address	Director	10% Owner	Officer	Other
Spencer Ryan C/O DYNAVAX TECHNOLOGIES 2929 SEVENTH STREET, SUITE 100 BERKELEY, CA 94710			Co-President and Senior VP

Signatures
/s/ Ryan Spencer		5/31/2019
^** Signature of Reporting Person		Date

Reminder: Report on a separate line for each class of securities beneficially owned directly or indirectly.
*	If the form is filed by more than one reporting person, see Instruction 5(b)(v).
**	Intentional misstatements or omissions of facts constitute Federal Criminal Violations. See 18 U.S.C. 1001 and 15 U.S.C. 78ff(a).
Note:	File three copies of this Form, one of which must be manually signed. If space is insufficient, see Instruction 6 for procedure.
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