8-K current report · filed May 5, 2026

Arcus Biosciences, Inc. (RCUS) 8-K Current Report: May 5, 2026

Item 2.02Item EX-99.1RCUS overview

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Arcus Biosciences, Inc. (RCUS) 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 results for the three months ended March 31, 2026.

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Item 2.02 · Results of Operations and Financial Condition

  • Q1 2026 results for the three months ended March 31, 2026
  • Press release issued May 5, 2026, with full financial details in Exhibit 99.1
  • Investor focus: quarterly performance, liquidity, and pipeline updates in the furnished release

Item EX-99.1 · Exhibit EX-99.1

  • Q1 2026 net loss $128M, or $1.02 per share, versus $112M and $1.14 in Q1 2025
  • Cash, equivalents and marketable securities fell to $876M from $1.01B, with runway projected through at least the second half of 2028
  • Casdatifan PEAK-1 enrollment targeted for completion by year-end 2026, alongside planned initiation of a first-line Phase 3 study
  • Casdatifan plus zimberelimab showed 7% primary progression in 2L? No, 1L ARC-20 cohort, supporting potential TKI-free first-line positioning
  • Domvanalimab STAR-121 and EDGE-Lung discontinued after futility analysis showed no OS improvement versus pembrolizumab plus chemotherapy

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