The concentrated buying — especially the $500K purchase by Hamilton Thomas Edward — suggests strong confidence in the company’s near-term prospects. Traders should monitor for upcoming catalysts such as clinical trial updates or regulatory filings.
Price Chart
Executive Summary
Three insiders at Larimar Therapeutics collectively purchased $550,000 worth of shares in open-market transactions on February 27, 2026, at $5 per share. The buyers include two individuals with similar names — Hamilton Thomas Edward and Thomas Frank E — possibly indicating a potential naming overlap, though both are reported as separate transactions.
Key Financial Metrics
Key Facts
- Three insiders purchased a total of 110,000 shares in open-market transactions on the same day (2026-02-27).
- Total value of purchases: $550,000.
- All transactions were open-market buys (Form 4 code 'P') at $5 per share.
- Hamilton Thomas Edward accounted for $500,000 of the total, representing 91% of the cluster value.
- Market cap of LRMR is $454M; total insider buying represents approximately 0.12% of market cap.
Financial Impact
$550,000 in open-market purchases, or 0.12% of market cap
Risk Factors
- The name 'Hamilton Thomas Edward' and 'Thomas Frank E' may indicate a data reporting anomaly or duplication, which could affect the perceived significance of the cluster.
- The total dollar amount, while notable, is still below 0.5% of market cap, limiting its macro impact.
Market Snapshot
Investment Themes
Documents Analyzed
This report is based on 1 SEC document filed with EDGAR.
| Document | Accession Number |
|---|---|
| CONTEXT: Insider Cluster Data (3 trades, 7d window) | cluster-LRMR-1772487080383 |
Filters
| Type | Now | ||||
|---|---|---|---|---|---|
May 14, 2026 20w ago | 8-K | $3.89 $4.01 | ▲ +3.08% | ▼ −0.50% | $2.93 (−24.68%) |
May 14, 2026 20w ago | Press Release | $3.89 $4.01 | ▲ +3.08% | ▼ −0.50% | $2.93 (−24.68%) |
Mar 19, 2026 28w ago | Press Release | $4.47 $3.59 | ▼ −19.69% | ▼ −34.03% | $2.93 (−34.45%) |
Feb 27, 2026 31w ago | 8-K | $5.31 $3.47 | ▼ −34.65% | ▼ −44.04% | $2.93 (−44.82%) |
Feb 27, 2026 31w ago | Insider Cluster | $5.31 $3.47 | ▼ −34.65% | ▼ −44.04% | $2.93 (−44.82%) |
Feb 27, 2026 31w ago | Insider Cluster | $5.31 $3.47 | ▼ −34.65% | ▼ −44.04% | $2.93 (−44.82%) |
US Market Status
Subscribe to SecBot
Get Real-Time SEC Filing Intelligence
Comprehensive SEC filing analysis delivered the moment filings hit EDGAR. Sentiment scoring, impact analysis, and actionable insights for every material event.
Try SecBot Free Coming soon: SecBot Pro with alerts, watchlists, and API access