LRMR
Larimar Therapeutics Inc
NASDAQ: LRMR · HEALTHCARE · BIOTECHNOLOGY
$4.06
-6.45% today
Updated 2026-04-30
Market cap
$461.24M
P/E ratio
—
P/S ratio
—
EPS (TTM)
$-2.27
Dividend yield
—
52W range
$2 – $6
Volume
5.0M
Larimar Therapeutics Inc (LRMR) Insider transactions
Net insider activity
Net buying (26,979,971 shares)
Buy transactions
100
Sell transactions
0
All transactions
| Date | Insider | Title | Type | Shares | Price | Value |
|---|---|---|---|---|---|---|
| 2026-02-27 | THOMAS, FRANK E | Director | Buy | 5,000 | $5.00 | $25000.00 |
| 2026-02-27 | SHERMAN, JEFFREY W | Director | Buy | 5,000 | $5.00 | $25000.00 |
| 2026-02-27 | HAMILTON, THOMAS EDWARD | Director | Buy | 100,000 | $5.00 | $500000.00 |
| 2026-02-27 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 2,000,000 | $5.00 | $10.00M |
| 2026-02-27 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 1,084,012 | $5.00 | $5.42M |
| 2026-02-27 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 1,084,010 | $5.00 | $5.42M |
| 2026-02-27 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 831,978 | $5.00 | $4.16M |
| 2026-01-26 | SHANKAR, GOPI | Chief Development Officer | Buy | 153,822 | — | — |
| 2026-01-26 | SHANKAR, GOPI | Chief Development Officer | Buy | 25,637 | — | — |
| 2026-01-26 | CLAYTON, RUSSELL | Chief Medical Officer | Buy | 153,822 | — | — |
| 2026-01-26 | CLAYTON, RUSSELL | Chief Medical Officer | Buy | 25,637 | — | — |
| 2026-01-26 | CELANO, MICHAEL | Chief Financial Officer | Buy | 225,622 | — | — |
| 2026-01-26 | CELANO, MICHAEL | Chief Financial Officer | Buy | 37,604 | — | — |
| 2026-01-26 | BEN-MAIMON, CAROLE | Director, President and CEO | Buy | 600,600 | — | — |
| 2026-01-26 | BEN-MAIMON, CAROLE | Director, President and CEO | Buy | 100,100 | — | — |
| 2025-07-31 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 3,387,539 | $3.20 | $10.84M |
| 2025-07-31 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 3,387,529 | $3.20 | $10.84M |
| 2025-07-31 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 2,599,932 | $3.20 | $8.32M |
| 2025-05-13 | TRUITT, JOSEPH | Director | Buy | 19,000 | — | — |
| 2025-05-13 | THOMAS, FRANK E | Director | Buy | 19,000 | — | — |
| 2025-05-13 | SHERMAN, JEFFREY W | Director | Buy | 19,000 | — | — |
| 2025-05-13 | LEFF, JONATHAN S | Director | Buy | 19,000 | — | — |
| 2025-05-13 | HAMILTON, THOMAS EDWARD | Director | Buy | 19,000 | — | — |
| 2025-05-13 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 19,000 | — | — |
| 2025-01-22 | SHANKAR, GOPI | Chief Development Officer | Buy | 139,838 | — | — |
| 2025-01-22 | SHANKAR, GOPI | Chief Development Officer | Buy | 23,306 | — | — |
| 2025-01-22 | CLAYTON, RUSSELL | Chief Medical Officer | Buy | 139,838 | — | — |
| 2025-01-22 | CLAYTON, RUSSELL | Chief Medical Officer | Buy | 23,306 | — | — |
| 2025-01-22 | CELANO, MICHAEL | Chief Financial Officer | Buy | 205,111 | — | — |
| 2025-01-22 | CELANO, MICHAEL | Chief Financial Officer | Buy | 34,185 | — | — |
| 2025-01-22 | BEN-MAIMON, CAROLE | Director, President and CEO | Buy | 546,000 | — | — |
| 2025-01-22 | BEN-MAIMON, CAROLE | Director, President and CEO | Buy | 91,000 | — | — |
| 2024-05-29 | TRUITT, JOSEPH | Director | Buy | 19,000 | — | — |
| 2024-05-29 | THOMAS, FRANK E | Director | Buy | 19,000 | — | — |
| 2024-05-29 | SHERMAN, JEFFREY W | Director | Buy | 19,000 | — | — |
| 2024-05-29 | LEFF, JONATHAN S | Director | Buy | 19,000 | — | — |
| 2024-05-29 | HAMILTON, THOMAS EDWARD | Director | Buy | 19,000 | — | — |
| 2024-05-29 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 19,000 | — | — |
| 2024-02-16 | HAMILTON, THOMAS EDWARD | Director | Buy | 57,208 | $8.74 | $499997.92 |
| 2024-02-16 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 1,430,206 | $8.74 | $12.50M |
| 2024-02-16 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 1,430,205 | $8.74 | $12.50M |
| 2024-02-14 | THOMAS, FRANK E | Director | Buy | 2,000 | $11.00 | $22000.00 |
| 2024-01-17 | SHANKAR, GOPI | Chief Development Officer | Buy | 135,000 | — | — |
| 2024-01-17 | SHANKAR, GOPI | Chief Development Officer | Buy | 22,500 | — | — |
| 2024-01-17 | CLAYTON, RUSSELL | Chief Medical Officer | Buy | 135,000 | — | — |
| 2024-01-17 | CLAYTON, RUSSELL | Chief Medical Officer | Buy | 22,500 | — | — |
| 2024-01-17 | CELANO, MICHAEL | Chief Financial Officer | Buy | 187,500 | — | — |
| 2024-01-17 | CELANO, MICHAEL | Chief Financial Officer | Buy | 31,250 | — | — |
| 2024-01-17 | BEN-MAIMON, CAROLE | Director, President and CEO | Buy | 396,750 | — | — |
| 2024-01-17 | BEN-MAIMON, CAROLE | Director, President and CEO | Buy | 66,125 | — | — |
| 2023-12-07 | SHANKAR, GOPI | Chief Development Officer | Buy | 5,000 | $3.73 | $18661.50 |
| 2023-10-03 | SHERMAN, JEFFREY W | Director | Buy | 16,600 | — | — |
| 2023-07-17 | CLAYTON, RUSSELL | Chief Medical Officer | Buy | 180,000 | — | — |
| 2023-05-17 | TRUITT, JOSEPH | Director | Buy | 2,750 | $3.73 | $10257.50 |
| 2023-05-17 | CELANO, MICHAEL | Chief Financial Officer | Buy | 5,000 | $3.73 | $18631.50 |
| 2023-05-17 | BEN-MAIMON, CAROLE | Director, President and CEO | Buy | 5,000 | $3.71 | $18525.00 |
| 2023-05-09 | TRUITT, JOSEPH | Director | Buy | 8,300 | — | — |
| 2023-05-09 | THOMAS, FRANK E | Director | Buy | 8,300 | — | — |
| 2023-05-09 | LEFF, JONATHAN S | Director | Buy | 8,300 | — | — |
| 2023-05-09 | HAMILTON, THOMAS EDWARD | Director | Buy | 8,300 | — | — |
| 2023-05-09 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 8,300 | — | — |
| 2023-02-07 | SHANKAR, GOPI | Chief Development Officer | Buy | 180,000 | — | — |
| 2023-01-31 | CELANO, MICHAEL | Chief Financial Officer | Buy | 120,000 | — | — |
| 2023-01-31 | CELANO, MICHAEL | Chief Financial Officer | Buy | 76,000 | — | — |
| 2023-01-31 | BEN-MAIMON, CAROLE | Director, President and CEO | Buy | 325,000 | — | — |
| 2023-01-31 | BEN-MAIMON, CAROLE | Director, President and CEO | Buy | 205,000 | — | — |
| 2022-09-16 | HAMILTON, THOMAS EDWARD | Director | Buy | 317,460 | $3.15 | $999999.00 |
| 2022-09-16 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 2,777,777 | $3.15 | $8.75M |
| 2022-09-16 | CELANO, MICHAEL | Chief Financial Officer | Buy | 31,746 | $3.15 | $99999.90 |
| 2022-09-16 | BEN-MAIMON, CAROLE | Director, President and CEO | Buy | 31,746 | $3.15 | $99999.90 |
| 2022-05-10 | TRUITT, JOSEPH | Director | Buy | 8,300 | — | — |
| 2022-05-10 | THOMAS, FRANK E | Director | Buy | 8,300 | — | — |
| 2022-05-10 | LEFF, JONATHAN S | Director | Buy | 8,300 | — | — |
| 2022-05-10 | HAMILTON, THOMAS EDWARD | Director | Buy | 8,300 | — | — |
| 2022-05-10 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 8,300 | — | — |
| 2022-05-10 | CELANO, MICHAEL | Chief Financial Officer | Buy | 20,000 | — | — |
| 2022-05-10 | BEN-MAIMON, CAROLE | Director, President and CEO | Buy | 40,000 | — | — |
| 2022-05-10 | BARRETT, PETER | Director | Buy | 8,300 | — | — |
| 2022-01-18 | CELANO, MICHAEL | Chief Financial Officer | Buy | 80,000 | — | — |
| 2022-01-18 | BEN-MAIMON, CAROLE | Director, President and CEO | Buy | 182,000 | — | — |
| 2021-06-30 | HAMILTON, THOMAS EDWARD | Director | Buy | 56,710 | $8.75 | $496212.50 |
| 2021-06-30 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 228,571 | $8.75 | $2.00M |
| 2021-06-30 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 228,570 | $8.75 | $2.00M |
| 2021-06-30 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 228,569 | $8.75 | $2.00M |
| 2021-05-12 | TRUITT, JOSEPH | Director | Buy | 8,300 | — | — |
| 2021-05-12 | THOMAS, FRANK E | Director | Buy | 8,300 | — | — |
| 2021-05-12 | LEFF, JONATHAN S | Director | Buy | 8,300 | — | — |
| 2021-05-12 | HAMILTON, THOMAS EDWARD | Director | Buy | 8,300 | — | — |
| 2021-05-12 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 8,300 | — | — |
| 2021-05-12 | DANIEL, THOMAS O | Director | Buy | 8,300 | — | — |
| 2021-05-12 | BARRETT, PETER | Director | Buy | 8,300 | — | — |
| 2021-01-19 | CELANO, MICHAEL | Chief Financial Officer | Buy | 42,000 | — | — |
| 2021-01-19 | BEN-MAIMON, CAROLE | Director, President and CEO | Buy | 106,700 | — | — |
| 2020-09-29 | TRUITT, JOSEPH | Director | Buy | 16,600 | — | — |
| 2020-09-29 | THOMAS, FRANK E | Director | Buy | 16,600 | — | — |
| 2020-09-29 | LEFF, JONATHAN S | Director | Buy | 16,600 | — | — |
| 2020-09-29 | HAMILTON, THOMAS EDWARD | Director | Buy | 16,600 | — | — |
| 2020-09-29 | FLYNN, JAMES E | Director, 10% Owner, * Director by Deputization | Buy | 16,600 | — | — |
| 2020-09-29 | DANIEL, THOMAS O | Director | Buy | 16,600 | — | — |
| 2020-09-29 | CELANO, MICHAEL | Chief Financial Officer | Buy | 84,100 | — | — |