SEC FORM 3 SEC Form 3
FORM 3 UNITED STATES SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549

INITIAL STATEMENT OF BENEFICIAL OWNERSHIP OF SECURITIES

Filed pursuant to Section 16(a) of the Securities Exchange Act of 1934
or Section 30(h) of the Investment Company Act of 1940
 
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1. Name and Address of Reporting Person*
Janssen Robert

(Last) (First) (Middle)
C/O DYNAVAX TECHNOLOGIES
2929 SEVENTH STREET, SUITE 100

(Street)
BERKELEY CA 94710

(City) (State) (Zip)
2. Date of Event Requiring Statement (Month/Day/Year)
07/09/2013
3. Issuer Name and Ticker or Trading Symbol
DYNAVAX TECHNOLOGIES CORP [ DVAX ]
4. Relationship of Reporting Person(s) to Issuer
(Check all applicable)
Director 10% Owner
X Officer (give title below) Other (specify below)
Chief Medical Officer and VP
5. If Amendment, Date of Original Filed (Month/Day/Year)
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 25,481 D
Table II - Derivative Securities Beneficially Owned
(e.g., puts, calls, warrants, options, convertible securities)
1. Title of Derivative Security (Instr. 4) 2. Date Exercisable and Expiration Date (Month/Day/Year) 3. Title and Amount of Securities Underlying Derivative Security (Instr. 4) 4. Conversion or Exercise Price of Derivative Security 5. Ownership Form: Direct (D) or Indirect (I) (Instr. 5) 6. Nature of Indirect Beneficial Ownership (Instr. 5)
Date Exercisable Expiration Date Title Amount or Number of Shares
Option (Right to Buy) (1) 04/06/2020 Common Stock 60,000 1.36 D
Option (Right to Buy) (2) 01/05/2021 Common Stock 22,500 3.14 D
Option (Right to Buy) (3) 01/31/2022 Common Stock 25,000 3.68 D
Option (Right to Buy) (3) 10/30/2022 Common Stock 150,000 4.14 D
Restricted Stock Unit (4) 03/08/2022 Common Stock 20,000 4.22 D
Explanation of Responses:
1. This option grant vests in equal annual installments over four years on the anniversary of the grant date.
2. This option grant shall vest over three (3) years with one third (1/3) of the Shares subject to the Option vesting twelve months after the Vesting Commencement Date, and one thirty-sixth (1/36) of the Shares subject to the Option vesting on the last day of each month thereafter.
3. This option grant shall vest over four (4) years with one fourth (1/4) of the Shares subject to the Option vesting twelve months after the Vesting Commencement Date, and one forty-eighth (1/48) of the Shares subject to the Option vesting on the last day of each month thereafter.
4. These restricted stock units shall vest upon achievement of certain performance conditions.
Robert Janssen, M.D., by /s/ Jennifer Lew, Attorney-in Fact 07/11/2013
** 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.
Persons who respond to the collection of information contained in this form are not required to respond unless the form displays a currently valid OMB Number.
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POWER OF ATTORNEY

        Know all by these presents, that the undersigned hereby constitutes and appoints each of Michael S.
Ostrach, Jennifer Lew, Glen Sato, Robert L. Jones, and Ron Metzger, or either of them signing singly,
and with full power of substitution, the undersigned's true and lawful attorney-in-fact to:

(1)	prepare, execute in the undersigned's name and on the undersigned's behalf, and submit to the
U.S. Securities and Exchange Commission (the "SEC") a Form ID, including amendments
thereto, and any other documents necessary or appropriate to obtain codes and passwords
enabling the undersigned to make electronic filings with the SEC of reports required by Section
16(a) of the Securities Exchange Act of 1934 or any rule or regulation of the SEC;

(2)	execute for and on behalf of the undersigned, an officer, director or holder of 10% or more of a
registered class of securities of Dynavax Technologies Corporation (the "Company"), Forms 3, 4,
and 5 in accordance with Section 16(a) of the Securities Exchange Act of 1934, as amended (the
"Exchange Act") and the rules thereunder;

(3)	do and perform any and all acts for and on behalf of the undersigned that may be necessary or
desirable to complete and execute such Form 3, 4, or 5, complete and execute any amendment or
amendments thereto, and timely file such forms or amendments with the United States Securities
and Exchange Commission and any stock exchange or similar authority; and

(4)	take any other action of any type whatsoever in connection with the foregoing which, in the
opinion of such attorney-in-fact, may be of benefit, in the best interest of, or legally required by,
the undersigned, it being understood that the documents executed by such attorney-in-fact on
behalf on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and
shall contain such terms and conditions as such attorney-in-fact may approve in such attorney-in-
fact's discretion.

	The undersigned hereby grants to each such attorney-in-fact full power and authority to do and
perform any and every act and thing whatsoever requisite, necessary, or proper to be done in the exercise
of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned
might or could do if personally present, with full power of substitution or revocation, hereby ratifying and
confirming all that such attorney-in-fact, or such attorney-in-fact's substitute or substitutes, shall lawfully
do or cause to be done by virtue of this power of attorney and the rights and powers herein granted.  The
undersigned acknowledges that the foregoing attorneys-in-fact, in serving in such capacity at the request
of the undersigned, are not assuming, nor is the Company assuming, any of the undersigned's
responsibilities to comply with Section 16 of the Securities Exchange Act of 1934.

        This Power of Attorney shall remain in full force and effect until the undersigned is no longer
required to file Forms 3, 4, and 5 with respect to the undersigned's holdings of and transactions in
securities issued by the Company, unless earlier revoked by the undersigned in a signed writing delivered
to the foregoing attorneys-in-fact.

        IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be executed as of
this 3rd day of July, 2013.


/s/ Robert Janssen

Signature

Robert Janssen
Printed Name