8-K current report · filed Jun 15, 2026

Lexeo Therapeutics, Inc. (LXEO) 8-K Current Report: June 15, 2026

Item 7.01Item 8.01Item EX-99.1LXEO overview

Short answer

Lexeo Therapeutics, Inc. (LXEO) filed an 8-K current report with the SEC on June 15, 2026 reporting Item 7.01 (Regulation FD Disclosure), Item 8.01 (Other Events), Item EX-99.1 (Exhibit EX-99.1). LX2006 regulatory update for Friedreich ataxia cardiomyopathy, including pivotal-study design supporting potential accelerated approval.

Lexeo Therapeutics, Inc. 8-K event analysis

AI summary of each reported item and its exhibits

Item 8.01 · Other Events

  • LX2006 regulatory update for Friedreich ataxia cardiomyopathy, including pivotal-study design supporting potential accelerated approval
  • Conference call and webcast scheduled for June 15, 2026 at 8:00 a.m. ET
  • Updated corporate presentation signals refreshed investor messaging on LX2006 and broader gene-therapy pipeline
  • Accelerated approval pathway remains subject to clinical results, regulatory acceptance, trial execution, and liquidity risks

Item EX-99.1 · Exhibit EX-99.1

  • LX2006 pivotal SUNRISE-FA 2 protocol finalized, supporting potential accelerated-approval BLA submission in first half of 2028
  • Randomized open-label design: 13 LX2006-treated participants versus 13 untreated controls
  • Primary endpoint LVMI, powered for at least 15% effect, with topline efficacy analysis at 6 months
  • First patient expected by end of June 2026; topline data anticipated in second half of 2027
  • FDA removed cardiac frataxin co-primary endpoint and requires no additional nonclinical bridging studies

Other items in this filing:

  • Item 7.01: Regulation FD Disclosure

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