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  <street2 xmlns="http://www.sec.gov/edgar/common">Suite 720</street2>
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  <noticeSignature>
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  <signature>/s/ Andrew Hack, as Authorized Signatory of Boylston Coinvestors, LLC</signature>
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text: 144
  0001702921
  XXXXXXXX
  LIVE
  0001029142
  Dynavax Technologies Corporation
  001-34207
  2100 Powell Street
  Suite 720
  Emeryville
  CA
  94608
  510-848-5100
  BCIP LIFE SCIENCES ASSOCIATES, LP
  Former Affiliate
  Common Stock
  Goldman Sachs & Co. LLC
  200 West Street
  New York
  NY
  10282
  38113
  526341
  128797357
  10/24/2023
  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
  N
  Bain Capital Life Sciences Fund, L.P.
  200 Clarendon Street
  Boston
  MA
  02116
  Common Stock
  10/10/2023
  453572
  6744616
  BCIP Life Sciences Associates, LP
  200 Clarendon Street
  Boston
  MA
  02116
  Common Stock
  10/10/2023
  46428
  690384
  Bain Capital Life Sciences Fund, L.P.
  200 Clarendon Street
  Boston
  MA
  02116
  Common Stock
  08/08/2023
  1360717
  19580718
  BCIP Life Sciences Associates, LP
  200 Clarendon Street
  Boston
  MA
  02116
  Common Stock
  08/08/2023
  139283
  2004282
  10/24/2023
  /s/ Andrew Hack, as Authorized Signatory of Boylston Coinvestors, LLC