Larimar Therapeutics, Inc. (LRMR) Insider Ownership

Historic Insider Ownership Trends

As of July 26, 2026, Larimar Therapeutics's top three insider holders are James E Flynn (Director, 35.61Mn shares), Thomas Edward Hamilton (Director, 664.80K shares), Carole Ben-Maimon (President And Ceo, 368.28K shares).

Top Direct Holders

Insider ownership data is derived from the last 60 months of Form 4 SEC filings.
Holder Position Shares (Direct) Shares (Indirect) Report Date
James E Flynn - 0 35,606,974 02 Mar, 2026
Michael Celano Chief Financial Officer 215,785 0 27 Jan, 2026
Joseph Truitt - 2,750 0 18 May, 2023
Carole Ben-Maimon President And Ceo 368,276 0 27 Jan, 2026
Russell Clayton Chief Medical Officer 71,443 0 27 Jan, 2026
Thomas Edward Hamilton - 664,798 0 02 Mar, 2026
Gopi Shankar Chief Development Officer 76,443 0 27 Jan, 2026

* Please note that the shares above only reflect shares from the fund portfolio and the institutional portfolio. Shares from the personal portfolio are excluded from this Institutional Ownership Page. See these insiders' latest transactions here on Insider Page.

Recent Insider Transactions

Detailed insider trading activity based on Form 4 SEC filings.
Download Data
Transaction Date Insider Name Security Class Transaction Type Shares Traded Price Shares Remaining Ownership Code
27 Feb, 2026 Thomas Edward Hamilton Common Stock A 100,000 $5.00 664,798 D P
27 Feb, 2026 James E Flynn Common Stock A 1,084,010 $5.00 10,622,928 I P
27 Feb, 2026 James E Flynn Common Stock A 1,084,010 $5.00 10,622,928 I P
27 Feb, 2026 James E Flynn Common Stock A 1,084,010 $5.00 10,622,928 I P
27 Feb, 2026 James E Flynn Common Stock A 1,084,010 $5.00 10,622,928 I P
27 Feb, 2026 James E Flynn Common Stock A 1,084,010 $5.00 10,622,928 I P
27 Feb, 2026 James E Flynn Common Stock A 1,084,010 $5.00 10,622,928 I P
27 Feb, 2026 James E Flynn Common Stock A 1,084,010 $5.00 10,622,928 I P
27 Feb, 2026 James E Flynn Common Stock A 1,084,010 $5.00 10,622,928 I P
27 Feb, 2026 James E Flynn Common Stock A 1,084,012 $5.00 10,622,957 I P
27 Feb, 2026 James E Flynn Common Stock A 1,084,012 $5.00 10,622,957 I P
27 Feb, 2026 James E Flynn Common Stock A 1,084,012 $5.00 10,622,957 I P
27 Feb, 2026 James E Flynn Common Stock A 1,084,012 $5.00 10,622,957 I P
27 Feb, 2026 James E Flynn Common Stock A 1,084,012 $5.00 10,622,957 I P
27 Feb, 2026 James E Flynn Common Stock A 1,084,012 $5.00 10,622,957 I P
27 Feb, 2026 James E Flynn Common Stock A 1,084,012 $5.00 10,622,957 I P
27 Feb, 2026 James E Flynn Common Stock A 1,084,012 $5.00 10,622,957 I P
27 Feb, 2026 James E Flynn Common Stock A 831,978 $5.00 8,153,107 I P
27 Feb, 2026 James E Flynn Common Stock A 831,978 $5.00 8,153,107 I P
27 Feb, 2026 James E Flynn Common Stock A 831,978 $5.00 8,153,107 I P