Larimar Therapeutics (LRMR) Earnings Call Presentation

Regulatory & Clinical Strategy - Larimar Therapeutics expects to submit a BLA seeking accelerated approval for Nomlabofusp in Q2 2026[4, 5, 33, 34] - The BLA submission will include a safety database with at least 30 participants exposed for 6 months and a subset of at least 10 participants exposed for 1 year, with the majority on the 50 mg dose[4, 5, 34] - The FDA is open to using increases in skin FXN concentrations as a reasonably likely surrogate endpoint (RLSE) for accelerated approval, pending BLA review[5, 34] - A global Phase 3 study is intended as the confirmatory study, evaluating clinical outcomes including upright stability and mFARS, expected to be underway at the time of BLA submission[5] - The START Pilot Program continues to expedite the clinical and regulatory development of Nomlabofusp[29] Nomlabofusp & Friedreich's Ataxia (FA) - Nomlabofusp is a potential disease-modifying therapy designed to address the underlying FXN deficiency in FA[7, 34] - Friedreich's Ataxia affects approximately 20,000 patients globally, with about 5,000 in the U S[6] - Most FA patients produce only approximately 20-40% of normal frataxin (FXN) levels[6] - In the OLE study, Nomlabofusp 25 mg daily increased skin FXN levels to 72% of healthy volunteers at Day 90, compared to 16% at baseline[20, 19] - Larimar had $157.5 million in cash and investments as of March 31, 2025, with a projected cash runway into Q2 2026[35]