8-K current report · filed Aug 11, 2026

SELLAS Life Sciences Group, Inc. (SLS) 8-K Current Report: August 11, 2026

Item 2.02Item EX-99.1SLS overview

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SELLAS Life Sciences Group, Inc. (SLS) filed an 8-K current report with the SEC on August 11, 2026 reporting Item 2.02 (Results of Operations and Financial Condition), Item EX-99.1 (Exhibit EX-99.1). Q2 2026 financial results for quarter ended June 30, 2026.

SELLAS Life Sciences Group, Inc. 8-K event analysis

AI summary of each reported item and its exhibits

Item 2.02 · Results of Operations and Financial Condition

  • Q2 2026 financial results for quarter ended June 30, 2026
  • Corporate update furnished in Exhibit 99.1
  • Investor focus: reported financial results and development updates in the press release

Item EX-99.1 · Exhibit EX-99.1

  • Q2 2026 net loss $9.6M, or $0.05 per share, versus $6.6M and $0.07 in Q2 2025
  • Cash $138.3M at June 30, 2026, supporting GPS REGAL analysis and SLS009 clinical development
  • GPS Phase 3 REGAL trial nearing its prespecified 80th event, triggering final analysis and potential FDA BLA submission
  • SLS009 Phase 2 frontline AML trial enrolled 28 of 80 patients, with topline data expected in Q4 2026
  • R&D expense rose to $6.3M from $3.9M as manufacturing, trial, regulatory, and potential BLA preparation costs increased

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