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text: 144
  0001777511
  XXXXXXXX
  LIVE
  0001676725
  IDEAYA Biosciences, Inc.
  001-38915
  7000 Shoreline Court
  Suite 350
  San Francisco
  CA
  94080
  6504436209
  Paul Stone
  Officer
  Common
  J.P. Morgan Securities LLC
  390 Madison Avenue
  6th Floor
  New York
  NY
  10017
  55680
  1951027
  64459472
  12/27/2023
  Nasdaq
  Common
  11/30/2023
  Stock Option Exercise
  Issuer
  N
  19450
  11/30/2023
  Cash
  Common
  12/04/2023
  Stock Option Exercise
  Issuer
  N
  5752
  12/04/2023
  Cash
  Common
  12/05/2023
  Stock Option Exercise
  Issuer
  N
  6573
  12/05/2023
  Cash
  Common
  12/07/2023
  Stock Option Exercise
  Issuer
  N
  12121
  12/07/2023
  Cash
  Common
  12/15/2023
  Stock Option Exercise
  Issuer
  N
  11784
  12/15/2023
  Cash
  N
  Paul Stone
  C/o Issuer
  7000 Shoreline Court, Suite 350
  San Francisco
  CA
  94080
  Common
  11/27/2023
  46654
  1469710.52
  Paul Stone
  C/o Issuer
  7000 Shoreline Court, Suite 350
  San Francisco
  CA
  94080
  Common
  11/28/2023
  300
  9695.92
  Paul Stone
  C/o Issuer
  7000 Shoreline Court, Suite 350
  San Francisco
  CA
  94080
  Common
  11/30/2023
  30562
  995567.52
  Paul Stone
  C/o Issuer
  7000 Shoreline Court, Suite 350
  San Francisco
  CA
  94080
  Common
  12/04/2023
  8588
  278100.4
  Paul Stone
  C/o Issuer
  7000 Shoreline Court, Suite 350
  San Francisco
  CA
  94080
  Common
  12/05/2023
  13600
  437161.69
  Paul Stone
  C/o Issuer
  7000 Shoreline Court, Suite 350
  San Francisco
  CA
  94080
  Common
  12/06/2023
  2396
  75411.5
  Paul Stone
  C/o Issuer
  7000 Shoreline Court, Suite 350
  San Francisco
  CA
  94080
  Common
  12/07/2023
  26968
  828853.2
  Paul Stone
  C/o Issuer
  7000 Shoreline Court, Suite 350
  San Francisco
  CA
  94080
  Common
  12/15/2023
  44875
  1559672
  12/27/2023
  /s/ J.P. Morgan Securities LLC as agent and attorney-in-fact for Paul Stone