8-K current report · filed May 5, 2026

IDEAYA Biosciences, Inc. (IDYA) 8-K Current Report: May 5, 2026

Item 2.02Item EX-99.1IDYA overview

Short answer

IDEAYA Biosciences, Inc. (IDYA) filed an 8-K current report with the SEC on May 5, 2026 reporting Item 2.02 (Results of Operations and Financial Condition), Item EX-99.1 (Exhibit EX-99.1). Q1 2026 financial results announced for quarter ended March 31, 2026.

IDEAYA Biosciences, Inc. 8-K event analysis

AI summary of each reported item and its exhibits

Item 2.02 · Results of Operations and Financial Condition

  • Q1 2026 financial results announced for quarter ended March 31, 2026
  • Full results and management commentary furnished in Exhibit 99.1
  • Investor focus: cash position, R&D spending, pipeline progress, and any guidance in the attached release

Item EX-99.1 · Exhibit EX-99.1

  • OptimUM-02 met its primary endpoint, cutting progression risk 58%; median PFS improved to 6.9 months versus 3.1 months
  • ORR reached 37.1% versus 5.8%, including 5 complete responses; overall survival remains immature
  • FDA accepted RTOR participation; IDEAYA targets first pre-submission in May and NDA filing in H2 2026
  • Cash, equivalents and marketable securities totaled $972.9 million; runway guidance into 2030 unchanged
  • Q1 net loss was $98.5 million, with R&D expenses of $95.7 million and $76.8 million quarterly cash-balance decline

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