17 insiders reported 78 Form 4 transactions for Larimar Therapeutics, Inc. (LRMR) over the past 18 months (most recent 2026-07-08). Recent activity: Hamilton Thomas Edward (Director) Buy 50,000 shares, Flynn James E (Director) Buy 1.1M shares, Flynn James E (Director) Buy 1.1M shares, Deerfield Healthcare Innovations Fund, L.P. (Director) Buy 1.1M shares, Deerfield Mgmt III, L.P. (Director) Buy 1.1M shares. Source: SEC Form 4.
| Date | Insider | Title | Type | Shares | Value |
|---|---|---|---|---|---|
| 2026-07-08 | Hamilton Thomas Edward | Director | Buy | 50,000 | $166,890 |
| 2026-03-02 | Flynn James E | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | Flynn James E | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | Deerfield Healthcare Innovations Fund, L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | Deerfield Mgmt III, L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | DEERFIELD MANAGEMENT COMPANY, L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | Deerfield Mgmt L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | Deerfield Private Design Fund III, L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | Deerfield Private Design Fund IV, L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | Deerfield Mgmt HIF, L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | Deerfield Mgmt IV, L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | DEERFIELD PARTNERS, L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | SHERMAN JEFFREY W | Director | Buy | 5,000 | $25,000 |
| 2026-03-02 | Deerfield Private Design Fund IV, L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | Deerfield Mgmt IV, L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | Deerfield Mgmt L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | Deerfield Private Design Fund III, L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | DEERFIELD PARTNERS, L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | Deerfield Mgmt III, L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | DEERFIELD MANAGEMENT COMPANY, L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | Deerfield Healthcare Innovations Fund, L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | Deerfield Mgmt HIF, L.P. | Director | Buy | 1.1M | $5.4M |
| 2026-03-02 | DEERFIELD PARTNERS, L.P. | Director | Buy | 831,978 | $4.2M |
| 2026-03-02 | Deerfield Private Design Fund IV, L.P. | Director | Buy | 831,978 | $4.2M |
| 2026-03-02 | Flynn James E | Director | Buy | 831,978 | $4.2M |
Source: SEC Form 4 filings · as of 2026-07-08