In the last 12 months, insiders at Larimar Therapeutics, Inc. ($LRMR) filed 51 transactions with the SEC: 15 open-market purchases totaling $93,571,991 and 0 sales totaling $0. Net insider sentiment: net buying.
Larimar Therapeutics, Inc. operates in the Pharmaceutical preparations industry (Life sciences sector).
Most Active Insiders
- Flynn James E (Other) — 12 transactions totaling $92,499,993
- Hamilton Thomas Edward (Not found) — 1 transaction totaling $500,000
- Hamilton Thomas Edward (Director) — 3 transactions totaling $499,998
- THOMAS FRANK E (Not found) — 1 transaction totaling $25,000
- SHERMAN JEFFREY W (Not found) — 1 transaction totaling $25,000
View all SEC Filings for Larimar Therapeutics, Inc. (LRMR).
Set Up your own filters →Recent Insider Transactions
| Transaction Date | Insider Name | Title | Transaction Type | Security | Shares | Price | Shares Owned Following | Total Shares Outstanding | % of Owned | % of Outstanding |
|---|---|---|---|---|---|---|---|---|---|---|
| Feb. 27, 2026 | SHERMAN JEFFREY W | Not found | P | Common Stock | 5000 | $5.00 | 5,000.0000 | 85,590,392 | 9999.99% | 0.01% |
| Feb. 27, 2026 | Flynn James E | Other | P | Common Stock | 1084010 | $5.00 | 35,606,974.0000 | 85,590,392 | 3.14% | 1.27% |
| Feb. 27, 2026 | Flynn James E | Other | P | Common Stock | 2000000 | $5.00 | 35,606,974.0000 | 85,590,392 | 5.95% | 2.34% |
| Feb. 27, 2026 | Flynn James E | Other | P | Common Stock | 831978 | $5.00 | 35,606,974.0000 | 85,590,392 | 2.39% | 0.97% |
| Feb. 27, 2026 | Flynn James E | Other | P | Common Stock | 1084012 | $5.00 | 35,606,974.0000 | 85,590,392 | 3.14% | 1.27% |
| Feb. 27, 2026 | Hamilton Thomas Edward | Not found | P | Common Stock | 100000 | $5.00 | 824,231.0000 | 85,590,392 | 13.81% | 0.12% |
| Feb. 27, 2026 | THOMAS FRANK E | Not found | P | Common Stock | 5000 | $5.00 | 7,000.0000 | 85,590,392 | 250.00% | 0.01% |
| Jan. 26, 2026 | BEN-MAIMON CAROLE | President and CEO | A | Stock Option (Right to Buy) | 600600 | $0.00 | 600,600.0000 | 85,590,392 | 9999.99% | 0.70% |
| Jan. 26, 2026 | Clayton Russell | Chief Medical Officer | A | Stock Option (Right to Buy) | 153822 | $0.00 | 153,822.0000 | 85,590,392 | 9999.99% | 0.18% |
| Jan. 26, 2026 | Clayton Russell | Chief Medical Officer | A | Common Stock | 25637 | $0.00 | 71,443.0000 | 85,590,392 | 55.97% | 0.03% |
| Jan. 26, 2026 | Shankar Gopi | Chief Development Officer | A | Stock Option (Right to Buy) | 153822 | $0.00 | 153,822.0000 | 85,590,392 | 9999.99% | 0.18% |
| Jan. 26, 2026 | Shankar Gopi | Chief Development Officer | A | Common Stock | 25637 | $0.00 | 76,443.0000 | 85,590,392 | 50.46% | 0.03% |
| Jan. 26, 2026 | Celano Michael | Chief Financial Officer | A | Stock Option (Right to Buy) | 225622 | $0.00 | 225,622.0000 | 85,590,392 | 9999.99% | 0.26% |
| Jan. 26, 2026 | Celano Michael | Chief Financial Officer | A | Common Stock | 37604 | $0.00 | 215,785.0000 | 85,590,392 | 21.10% | 0.04% |
| Jan. 26, 2026 | BEN-MAIMON CAROLE | President and CEO | A | Common Stock | 100100 | $0.00 | 524,054.0000 | 85,590,392 | 23.61% | 0.12% |
| July 31, 2025 | Flynn James E | Other | P | Common Stock | 2599932 | $3.20 | 30,606,974.0000 | 63,815,065 | 9.28% | 4.07% |
| July 31, 2025 | Flynn James E | Other | P | Common Stock | 3387539 | $3.20 | 30,606,974.0000 | 63,815,065 | 12.45% | 5.31% |
| July 31, 2025 | Flynn James E | Other | P | Common Stock | 3387529 | $3.20 | 30,606,974.0000 | 63,815,065 | 12.45% | 5.31% |
| May 13, 2025 | Flynn James E | Other | A | Stock Option (Right to Buy) | 19000 | $0.00 | 19,000.0000 | 63,815,065 | 9999.99% | 0.03% |
| May 13, 2025 | Hamilton Thomas Edward | Director | A | Stock Option (Right to Buy) | 19000 | $0.00 | 19,000.0000 | 63,815,065 | 9999.99% | 0.03% |
| May 13, 2025 | SHERMAN JEFFREY W | Director | A | Stock Option (Right to Buy) | 19000 | $0.00 | 19,000.0000 | 63,815,065 | 9999.99% | 0.03% |
| May 13, 2025 | Truitt Joseph | Director | A | Stock Option (Right to Buy) | 19000 | $0.00 | 19,000.0000 | 63,815,065 | 9999.99% | 0.03% |
| May 13, 2025 | THOMAS FRANK E | Director | A | Stock Option (Right to Buy) | 19000 | $0.00 | 19,000.0000 | 63,815,065 | 9999.99% | 0.03% |
| May 13, 2025 | LEFF JONATHAN S | Director | A | Stock Option (Right to Buy) | 19000 | $0.00 | 19,000.0000 | 63,815,065 | 9999.99% | 0.03% |
| Jan. 22, 2025 | Celano Michael | Chief Financial Officer | A | Stock Option (Right to Buy) | 205111 | $0.00 | 205,111.0000 | 63,815,065 | 9999.99% | 0.32% |
| Jan. 22, 2025 | Shankar Gopi | Chief Development Officer | A | Common Stock | 23306 | $0.00 | 50,806.0000 | 63,815,065 | 84.75% | 0.04% |
| Jan. 22, 2025 | Shankar Gopi | Chief Development Officer | A | Stock Option (Right to Buy) | 139838 | $0.00 | 139,838.0000 | 63,815,065 | 9999.99% | 0.22% |
| Jan. 22, 2025 | Clayton Russell | Chief Medical Officer | A | Common Stock | 23306 | $0.00 | 45,806.0000 | 63,815,065 | 103.58% | 0.04% |
| Jan. 22, 2025 | Clayton Russell | Chief Medical Officer | A | Stock Option (Right to Buy) | 139838 | $0.00 | 139,838.0000 | 63,815,065 | 9999.99% | 0.22% |
| Jan. 22, 2025 | BEN-MAIMON CAROLE | President and CEO | A | Common Stock | 91000 | $0.00 | 423,954.0000 | 63,815,065 | 27.33% | 0.14% |
| Jan. 22, 2025 | BEN-MAIMON CAROLE | President and CEO | A | Stock Option (Right to Buy) | 546000 | $0.00 | 546,000.0000 | 63,815,065 | 9999.99% | 0.86% |
| Jan. 22, 2025 | Celano Michael | Chief Financial Officer | A | Common Stock | 34185 | $0.00 | 178,181.0000 | 63,815,065 | 23.74% | 0.05% |
| May 29, 2024 | Flynn James E | Other | A | Stock Option (Right to Buy) | 19000 | $0.00 | 19,000.0000 | 43,909,069 | 9999.99% | 0.04% |
| Feb. 16, 2024 | Hamilton Thomas Edward | Director | P | Common Stock | 57208 | $8.74 | 724,231.0000 | 43,909,069 | 8.58% | 0.13% |
| May 29, 2024 | Hamilton Thomas Edward | Director | A | Stock Option (Right to Buy) | 19000 | $0.00 | 19,000.0000 | 43,909,069 | 9999.99% | 0.04% |
| May 29, 2024 | Truitt Joseph | Director | A | Stock Option (Right to Buy) | 19000 | $0.00 | 19,000.0000 | 43,909,069 | 9999.99% | 0.04% |
| May 29, 2024 | SHERMAN JEFFREY W | Director | A | Stock Option (Right to Buy) | 19000 | $0.00 | 19,000.0000 | 43,909,069 | 9999.99% | 0.04% |
| May 29, 2024 | LEFF JONATHAN S | Director | A | Stock Option (Right to Buy) | 19000 | $0.00 | 19,000.0000 | 43,909,069 | 9999.99% | 0.04% |
| May 29, 2024 | THOMAS FRANK E | Director | A | Stock Option (Right to Buy) | 19000 | $0.00 | 19,000.0000 | 43,909,069 | 9999.99% | 0.04% |
| Feb. 16, 2024 | Flynn James E | Other | P | Common Stock | 1430206 | $8.74 | 21,231,974.0000 | 43,909,069 | 7.22% | 3.26% |
| Feb. 16, 2024 | Flynn James E | Other | P | Common Stock | 1430205 | $8.74 | 21,231,974.0000 | 43,909,069 | 7.22% | 3.26% |
| Feb. 16, 2024 | Flynn James E | Other | P | Common Stock | 1430206 | $8.74 | 21,231,974.0000 | 43,909,069 | 7.22% | 3.26% |
| Feb. 14, 2024 | THOMAS FRANK E | Director | P | Common Stock | 2000 | $11.00 | 2,000.0000 | 43,909,069 | 9999.99% | 0.00% |
| Jan. 17, 2024 | Celano Michael | Chief Financial Officer | A | Common Stock | 31250 | $0.00 | 143,996.0000 | 43,909,069 | 27.72% | 0.07% |
| Jan. 17, 2024 | BEN-MAIMON CAROLE | President and CEO | A | Common Stock | 66125 | $0.00 | 332,954.0000 | 43,909,069 | 24.78% | 0.15% |
| Jan. 17, 2024 | BEN-MAIMON CAROLE | President and CEO | A | Stock Option (Right to Buy) | 396750 | $0.00 | 396,750.0000 | 43,909,069 | 9999.99% | 0.90% |
| Jan. 17, 2024 | Shankar Gopi | Chief Development Officer | A | Stock Option (Right to Buy) | 135000 | $0.00 | 135,000.0000 | 43,909,069 | 9999.99% | 0.31% |
| Jan. 17, 2024 | Shankar Gopi | Chief Development Officer | A | Common Stock | 22500 | $0.00 | 27,500.0000 | 43,909,069 | 450.00% | 0.05% |
| Jan. 17, 2024 | Clayton Russell | Chief Medical Officer | A | Stock Option (Right to Buy) | 135000 | $0.00 | 135,000.0000 | 43,909,069 | 9999.99% | 0.31% |
| Jan. 17, 2024 | Clayton Russell | Chief Medical Officer | A | Common Stock | 22500 | $0.00 | 22,500.0000 | 43,909,069 | 9999.99% | 0.05% |
| Jan. 17, 2024 | Celano Michael | Chief Financial Officer | A | Stock Option (Right to Buy) | 187500 | $0.00 | 187,500.0000 | 43,909,069 | 9999.99% | 0.43% |