LRMR insider buying
1 cluster buyLarimar Therapeutics, Inc. · Healthcare
When two or more insiders at Larimar Therapeutics, Inc. buy LRMR on the open market around the same time, that clustered conviction is one of the highest-signal patterns in SEC filing data. Below is every cluster we've detected in LRMR plus the full record of qualifying open-market buys, each parsed directly from Form 4 filings and linked back to the source on SEC EDGAR.
Detected clusters
- Feb 27 – Feb 27, 2026Detected Feb 27, 20262 insidersTotal bought$25.5MMarket cap$335.1M
All notable open-market buys in LRMR
Every open-market Form 4 purchase, newest first. Click an insider to see their full buying record across companies.
| Date | Insider | Shares | Price | Value | Filing |
|---|---|---|---|---|---|
| Jul 6, 2026 | Director | 50,000 | $3.34 | $166.9K | SEC ↗ |
| Feb 27, 2026 | Deerfield Mgmt HIF, L.P.cluster Director, 10% Owner, * Director by Deputization | 2,000,000 | $5.00 | $10.0M | SEC ↗ |
| Feb 27, 2026 | Deerfield Mgmt HIF, L.P.cluster Director, 10% Owner, * Director by Deputization | 1,084,012 | $5.00 | $5.4M | SEC ↗ |
| Feb 27, 2026 | Deerfield Mgmt HIF, L.P.cluster Director, 10% Owner, * Director by Deputization | 1,084,010 | $5.00 | $5.4M | SEC ↗ |
| Feb 27, 2026 | Deerfield Mgmt HIF, L.P.cluster Director, 10% Owner, * Director by Deputization | 831,978 | $5.00 | $4.2M | SEC ↗ |
| Feb 27, 2026 | Hamilton Thomas Edwardcluster Director | 100,000 | $5.00 | $500.0K | SEC ↗ |
| Feb 27, 2026 | Director | 5,000 | $5.00 | $25.0K | SEC ↗ |
| Feb 27, 2026 | Director | 5,000 | $5.00 | $25.0K | SEC ↗ |
| Jul 31, 2025 | Director, 10% Owner, * Director by Deputization | 3,387,539 | $3.20 | $10.8M | SEC ↗ |
| Jul 31, 2025 | Director, 10% Owner, * Director by Deputization | 3,387,529 | $3.20 | $10.8M | SEC ↗ |
| Jul 31, 2025 | Director, 10% Owner, * Director by Deputization | 2,599,932 | $3.20 | $8.3M | SEC ↗ |
| Feb 16, 2024 | Director | 57,208 | $8.74 | $500.0K | SEC ↗ |
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LRMR insider buying — FAQ
- Are insiders buying LRMR stock?
- Yes — 4 distinct insiders have bought LRMR (Larimar Therapeutics, Inc.) on the open market, including 1 cluster buy where two or more insiders bought within a rolling window. The most recent qualifying activity was Jul 8, 2026.
- How much LRMR stock have insiders bought?
- Insiders have bought a combined $56.2M of LRMR across 12 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in LRMR?
- A cluster buy is two or more distinct Larimar Therapeutics, Inc. insiders — officers, directors, or 10% owners — each buying LRMR on the open market within a rolling window. LRMR has 1 detected cluster buy to date.
- Where does this LRMR insider trading data come from?
- Every figure is parsed directly from SEC Form 4 filings on EDGAR, and each purchase on this page links back to its original filing document.
How we track insider buying in LRMR
We continuously poll SEC EDGAR for new Form 4 filings and parse every open-market purchase (transaction code P). A cluster is recorded when two or more distinct insiders — officers, directors, or 10% owners — each buy LRMR within a rolling window. We track clusters at every company size, from micro-caps to mega-caps. Every figure on this page traces back to an official filing; open any row to jump straight to the source document. What counts as a cluster buy?
This page is informational and reflects public filing data. It is not investment advice or a recommendation regarding LRMR.