Figures computed from official regulatory filings — .
Analysttarget 14.4 USD (+386%) · consensus 4.82/5 · 11 buy · 0 hold · 0 sell
Ownershipinsiders 1.15% · institutions 93.43% · short 20.7% of float
In USD · as of Oct 5, 2026
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Larimar Therapeutics, Inc., a clinical-stage biotechnology company, focuses on developing treatments for rare diseases using its novel cell penetrating peptide technology platform. Its lead product candidate is CTI-1601, which is in Phase 2 OLE clinical trial for the treatment of Friedreich's ataxia, a rare, progressive and fatal disease. The company is based in Bala Cynwyd, Pennsylvania.
Market information source · Oct 5, 2026
Periods recorded in the consulted sources. These do not certify the legal dates of name changes.
SEC company identity · Oct 5, 2026
Open-market timeline · full history
55 buys17 sells— close pricebar = usd volume, √ scaleclick a period to filter the table
| Insider | Type | Value · USD | Signals | Details |
|---|---|---|---|---|
| Harlow John B. Jr. | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Harlow John B. Jr. | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Hamilton Thomas Edwardtrack record | Buy | $166.9K | conv 34 | SEC |
| LEFF JONATHAN S | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| THOMAS FRANK Etrack record | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Flynn James Etrack record | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Truitt Joseph | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| SHERMAN JEFFREY W | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Hamilton Thomas Edwardtrack record | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Deerfield Mgmt HIF, L.P.track record | Buy | $5.4M | conv 41ClusterUnusual size | SEC |
| Deerfield Mgmt HIF, L.P.track record | Buy | $5.4M | conv 41ClusterUnusual size | SEC |
| THOMAS FRANK Etrack record | Buy | $25K | conv 81ClusterUnusual size+1 | SEC |
| Hamilton Thomas Edwardtrack record | Buy | $500K | conv 47ClusterFirst in 12mo | SEC |
| Deerfield Mgmt HIF, L.P.track record | Buy | $4.2M | conv 41ClusterUnusual size | SEC |
| Deerfield Mgmt HIF, L.P.track record | Buy | $10M | conv 52Cluster | SEC |
| SHERMAN JEFFREY W | Buy | $25K | conv 78ClusterUnusual size+1 | SEC |
| Clayton Russell | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Clayton Russell | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Celano Michael | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| BEN-MAIMON CAROLEtrack record | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Celano Michael | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| BEN-MAIMON CAROLEtrack record | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Shankar Gopi | AwardD (derivative) | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Shankar Gopi | Award | n/a (Non-cash transaction: the filing states a price of zero (award, gift, exercise)) | SEC |
| Deerfield Mgmt HIF, L.P.track record | Buy | $8.3M | conv 45First in 12mo | SEC |