8-K current report · filed Jun 25, 2026

Keros Therapeutics, Inc. (KROS) 8-K Current Report: June 25, 2026

Item 5.02Item 7.01Item EX-99.1KROS overview

Short answer

Keros Therapeutics, Inc. (KROS) filed an 8-K current report with the SEC on June 25, 2026 reporting Item 5.02 (Departure/Election of Directors or Officers), Item 7.01 (Regulation FD Disclosure), Item EX-99.1 (Exhibit EX-99.1). Anne Prener, M.D., Ph.D. joins Keros’s Board July 1, 2026, as a Class III director through the 2029 annual meeting.

Keros Therapeutics, Inc. 8-K event analysis

AI summary of each reported item and its exhibits

Item 5.02 · Departure/Election of Directors or Officers

  • Anne Prener, M.D., Ph.D. joins Keros’s Board July 1, 2026, as a Class III director through the 2029 annual meeting
  • No committee assignment, related-party transactions, or appointment arrangements disclosed
  • Initial equity package totals $300,000 fair value: $150,000 option and $150,000 RSUs
  • Initial awards vest quarterly over three years and accelerate fully upon a change in control
  • Ongoing compensation includes $150,000 annual equity awards and $41,500 cash retainer

Item 7.01 · Regulation FD Disclosure

  • Dr. Prener appointed to Keros Therapeutics’ Board of Directors
  • Board composition change may influence governance, oversight, and strategic direction
  • Press release issued June 25, 2026; appointment details in Exhibit 99.1

Item EX-99.1 · Exhibit EX-99.1

  • Anne Prener, M.D., Ph.D. appointed independent director effective July 1, 2026
  • Adds clinical-development and biopharmaceutical executive experience relevant to Keros’ pipeline execution
  • Board expertise supports development of rinvatercept and elritercept across muscular, hematologic, and neurological indications
  • Appointment does not change near-term clinical, regulatory, or funding risks facing this clinical-stage company

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