Larimar Therapeutics, Inc. (LRMR) Institutional Ownership

Ownership Summary

Recent 13F filings as of December 2025 show that 4 institutional investors hold a position in Larimar Therapeutics, Inc. (NASDAQ:LRMR).

• The percentage of Larimar Therapeutics owned by institutions changed from 112.2% in September 2025 to 0.1% in December 2025, marking a slight down trend.
• On a quarter-over-quarter basis, institutional holdings shifted by 40.20%, with a year-over-year a decrease of 96.58% in the count of filers.
• A review of institutional activity for Larimar Therapeutics shows 3 of 4 filers increasing their positions, while 0 reduced their stake, and 1 remained unchanged.
• This class of investors increased its holdings in Larimar Therapeutics to 59.22K shares for the 13F-cycle ending December 2025, up by 16.98K shares quarter on quarter, and down 63.42Mn shares year over year.
• Next Level Private LLC continues to be the largest institutional holder of Larimar Therapeutics as of December 31, 2025, with a position of 41.70K shares, representing 0.05% of the company's outstanding stock.
• Among the most significant buyers of Larimar Therapeutics during December 2025 were SG Americas Securities, LLC (15.76K), GAMMA Investing LLC (1.22K), True Wealth Design, LLC (8).
• The top 4 institutional holders of Larimar Therapeutics for the quarter ending December 2025 included Next Level Private LLC (41.70K), SG Americas Securities, LLC (15.76K), GAMMA Investing LLC (1.22K), True Wealth Design, LLC (544).