8-K current report · filed Apr 27, 2026

Fulcrum Therapeutics, Inc. (FULC) 8-K Current Report: April 27, 2026

Item 1.02Item 2.02Item 5.02Item EX-99.1FULC overview

Short answer

Fulcrum Therapeutics, Inc. (FULC) filed an 8-K current report with the SEC on April 27, 2026 reporting Item 1.02 (Termination of a Material Definitive Agreement), Item 2.02 (Results of Operations and Financial Condition), Item 5.02 (Departure/Election of Directors or Officers), Item EX-99.1 (Exhibit EX-99.1). Fulcrum terminated its worldwide exclusive Diamond-Blackfan anemia license with CAMP4, effective under agreement terms.

Fulcrum Therapeutics, Inc. 8-K event analysis

AI summary of each reported item and its exhibits

Item 1.02 · Termination of a Material Definitive Agreement

  • Fulcrum terminated its worldwide exclusive Diamond-Blackfan anemia license with CAMP4, effective under agreement terms
  • Termination removes potential obligations for up to $35.0 million in development and regulatory milestones
  • Termination also eliminates up to $35.0 million in sales milestones and future royalties
  • Decision ends Fulcrum’s rights to CAMP4 compounds, patents, know-how and related sublicensing rights

Item 2.02 · Results of Operations and Financial Condition

  • Q1 2026 results announced for quarter ended March 31, 2026
  • Full financial results and management commentary available in Exhibit 99.1
  • Filing under Item 2.02 signals earnings information relevant to valuation and investor expectations

Item 5.02 · Departure/Election of Directors or Officers

  • Josh Lehrer appointed independent Class III director through 2028 annual meeting
  • Science & Technology Committee assignment adds board-level scientific expertise
  • One-time option grant for 64,000 shares at $8.08 exercise price
  • CFO Alan Musso retiring; successor search underway, with consulting support through February 2027
  • Extended option exercise period and transition benefits increase departure-related compensation obligations

Item EX-99.1 · Exhibit EX-99.1

  • Q1 2026 cash, equivalents and marketable securities of $333.3M support operating runway into 2029
  • Pociredir data showed rapid HbF induction, improved hemolysis and anemia markers, and encouraging VOC reduction trends
  • FDA feedback expected in Q2 2026 ahead of a potential registration-enabling trial planned for H2 2026
  • Q1 net loss increased to $18.9M from $17.7M, while operating expenses rose to $22.2M
  • CFO Alan Musso plans to retire later in 2026, creating a leadership transition during pivotal development planning

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