Insider plans sale of 114,000 company shares

A holder of common stock in DVAX has filed a notice of proposed sale under Rule 144.

Rhea-AI Filing Summary

A holder of common stock in DVAX has filed a notice of proposed sale under Rule 144. The filing covers a planned sale of 114,000 common shares through Morgan Stanley Smith Barney LLC on NASDAQ, with an indicated aggregate market value of $1,782,726.80. These shares were acquired from the issuer on the same day through a stock option exercise paid in cash.

The notice also reports that the same seller, identified as David Novack, sold 30,000 common shares on 12/24/2025 for gross proceeds of $464,700.00. The issuer had 117,424,968 common shares outstanding at the time indicated, providing context for the size of the planned sale.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What does the DVAX Rule 144 filing disclose about planned share sales?

The filing discloses a planned sale of 114,000 common shares of the issuer on NASDAQ, with an aggregate market value of $1,782,726.80, to be executed through Morgan Stanley Smith Barney LLC.

Who is selling shares in the DVAX Rule 144 notice and how many?

The seller is identified as David Novack, who has filed to sell 114,000 common shares and previously sold 30,000 common shares on 12/24/2025.

How were the DVAX shares to be sold under Rule 144 acquired?

The 114,000 common shares to be sold were acquired on 01/15/2026 from the issuer via a stock option exercise, with the purchase price paid in cash the same day.

What prior DVAX share sales are reported in the last three months?

The notice reports that David Novack sold 30,000 common shares on 12/24/2025, generating gross proceeds of $464,700.00.

How many DVAX shares are outstanding compared with the planned Rule 144 sale?

The issuer has 117,424,968 common shares outstanding, which provides context for the planned sale of 114,000 shares under Rule 144.

On which exchange will the DVAX shares in this Rule 144 filing be sold?

The planned sale of 114,000 common shares is listed to occur on the NASDAQ stock market.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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Accepted by SEC EDGAR 01/15/2026 - 04:11 PM EST Learn about SEC filing dates

Form 144 Filer Information	UNITED STATES SECURITIES AND EXCHANGE COMMISSION Washington, D.C. 20549 Form 144 NOTICE OF PROPOSED SALE OF SECURITIES PURSUANT TO RULE 144 UNDER THE SECURITIES ACT OF 1933
FORM 144

144: Filer Information

Filer CIK	0001573072
Filer CCC	XXXXXXXX
Is this a LIVE or TEST Filing?	LIVE TEST
Submission Contact Information
Name
Phone
E-Mail Address

144: Issuer Information

Name of Issuer	DYNAVAX TECHNOLOGIES CORPORATION
SEC File Number	001-34207
Address of Issuer	2100 Powell Street Suite 720 Emeryville CALIFORNIA 94608
Phone	(510) 848-5100
Name of Person for Whose Account the Securities are To Be Sold	DAVID NOVACK
See the definition of "person" in paragraph (a) of Rule 144. Information is to be given not only as to the person for whose account the securities are to be sold but also as to all other persons included in that definition. In addition, information shall be given as to sales by all persons whose sales are required by paragraph (e) of Rule 144 to be aggregated with sales for the account of the person filing this notice.
Relationship to Issuer	Officer

144: Securities Information

Title of the Class of Securities To Be Sold	Name and Address of the Broker	Number of Shares or Other Units To Be Sold	Aggregate Market Value	Number of Shares or Other Units Outstanding	Approximate Date of Sale	Name the Securities Exchange
Common	Morgan Stanley Smith Barney LLC Executive Financial Services 1 New York Plaza 8th Floor New York NY 10004	114000	1782726.80	117424968	01/15/2026	NASDAQ

Furnish the following information with respect to the acquisition of the securities to be sold and with respect to the payment of all or any part of the purchase price or other consideration therefor:

144: Securities To Be Sold

Title of the Class	Date you Acquired	Nature of Acquisition Transaction	Name of Person from Whom Acquired	Is this a Gift?	Date Donor Acquired	Amount of Securities Acquired	Date of Payment	Nature of Payment *
Common	01/15/2026	Stock Option Exercise	ISSUER			114000	01/15/2026	Cash

* If the securities were purchased and full payment therefor was not made in cash at the time of purchase, explain in the table or in a note thereto the nature of the consideration given. If the consideration consisted of any note or other obligation, or if payment was made in installments describe the arrangement and state when the note or other obligation was discharged in full or the last installment paid.

Furnish the following information as to all securities of the issuer sold during the past 3 months by the person for whose account the securities are to be sold.

144: Securities Sold During The Past 3 Months

Name and Address of Seller	Title of Securities Sold	Date of Sale	Amount of Securities Sold	Gross Proceeds
DAVID NOVACK 2100 Powell Street Suite 720 Emeryville CA 94608	Common	12/24/2025	30000	464700.00

144: Remarks and Signature

Remarks
Date of Notice	01/15/2026
Date of Plan Adoption or Giving of Instruction, If Relying on Rule 10b5-1	12/06/2024
ATTENTION:
The person for whose account the securities to which this notice relates are to be sold hereby represents by signing this notice that he does not know any material adverse information in regard to the current and prospective operations of the Issuer of the securities to be sold which has not been publicly disclosed. If such person has adopted a written trading plan or given trading instructions to satisfy Rule 10b5-1 under the Exchange Act, by signing the form and indicating the date that the plan was adopted or the instruction given, that person makes such representation as of the plan adoption or instruction date.
Signature	/s/ David F Novack
ATTENTION: Intentional misstatements or omission of facts constitute Federal Criminal Violations (See 18 U.S.C. 1001)