144 0001702921 XXXXXXXX LIVE 0001029142 DYNAVAX TECHNOLOGIES CORP 001-34207 2100 Powell Street Suite 720 Emeryville CA 94608 510-848-5100 BCIP LIFE SCIENCES ASSOCIATES, LP Affiliate Common Stock Goldman Sachs & Co. LLC 200 West Street New York NY 10282 92855 1033476.00 128489060 05/18/2023 Nasdaq Common Stock 08/12/2019 Purchase of Common Stock in an underwritten public offering Underwriter N 698734 08/12/2019 Cash Common Stock 05/27/2020 Purchase of Common Stock in an underwritten public offering Underwriter N 92855 05/27/2020 Cash Y 05/18/2023 /s/ Andrew Hack, as Authorized Signatory of Boylston Coinvestors, LLC