8-K current report · filed Aug 13, 2026

Zenas BioPharma, Inc. (ZBIO) 8-K Current Report: August 13, 2026

Item 2.02Item 5.02Item EX-99.1ZBIO overview

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Zenas BioPharma, Inc. (ZBIO) filed an 8-K current report with the SEC on August 13, 2026 reporting 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). Section 2.02 text contains only a forward-incorporation disclaimer.

Zenas BioPharma, Inc. 8-K event analysis

AI summary of each reported item and its exhibits

Item 2.02 · Results of Operations and Financial Condition

  • Section 2.02 text contains only a forward-incorporation disclaimer
  • No fiscal-year 2026 operating results, financial figures, or performance metrics disclosed
  • Investors must review the referenced exhibit for substantive earnings information

Item 5.02 · Departure/Election of Directors or Officers

  • Christy J. Oliger appointed independent Class II director effective September 1, 2026, serving through the 2029 annual meeting
  • Board expanded by one seat, increasing governance capacity and committee oversight
  • Oliger joins Nominating and Corporate Governance and Science and Technology committees
  • Initial equity award: non-qualified option for 37,000 common shares, plus board and committee cash compensation
  • No disclosed related-party transactions or selection arrangements; standard indemnification agreement executed

Item EX-99.1 · Exhibit EX-99.1

  • FDA accepted obexelimab’s IgG4-RD BLA, with PDUFA action targeted for May 27, 2027, materially advancing potential commercialization
  • Phase 3 INDIGO data showed 56% lower flare risk, with 73.2% flare-free versus 45.4% for placebo at Week 52
  • Cash, equivalents and investments totaled $673.9M; management expects funding through Q2 2029 assuming $75M milestone and $75M debt draw
  • Q2 net loss widened to $111.5M from $52.2M as R&D reached $62.9M and AIPR&D expense totaled $30.0M
  • Key catalysts include Q4 2026 SunStone SLE topline data and year-end ZB021 Phase 1 data; CFO transitions September 30 with interim finance leadership

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