LMB insider buying
3 cluster buysLimbach Holdings, Inc.
When two or more insiders at Limbach Holdings, Inc. buy LMB 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 LMB 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
- Sep 11 – Sep 15, 2026Detected Sep 16, 20263 insidersTotal bought$515.9KMarket capUnknown
- Sep 5 – Dec 10, 2024Detected Dec 10, 20242 insidersTotal bought$207.5KMarket cap$952.6M
- May 17 – May 21, 2024Detected May 21, 2024High conviction2 insidersTotal bought$149.4KMarket cap$952.6M
All notable open-market buys in LMB
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 |
|---|---|---|---|---|---|
| Sep 15, 2026 | Horowitz Joshuacluster Director | 3,346 | $50.61 | $169.3K | SEC ↗ |
| Sep 15, 2026 | Horowitz Joshuacluster Director | 662 | $51.25 | $33.9K | SEC ↗ |
| Sep 15, 2026 | Krzeminski Laurel Jcluster Director | 500 | $50.58 | $25.3K | SEC ↗ |
| Sep 15, 2026 | Horowitz Joshuacluster Director | 212 | $50.66 | $10.7K | SEC ↗ |
| Sep 14, 2026 | Gaboury David Richardcluster Director | 1,940 | $51.35 | $99.6K | SEC ↗ |
| Sep 11, 2026 | Horowitz Joshuacluster Director | 2,600 | $49.01 | $127.4K | SEC ↗ |
| Sep 11, 2026 | Horowitz Joshuacluster Director | 1,000 | $49.59 | $49.6K | SEC ↗ |
| Aug 12, 2025 | Director | 1,400 | $106.00 | $148.4K | SEC ↗ |
| Dec 10, 2024 | Gaboury David Richardcluster Director | 531 | $94.51 | $50.2K | SEC ↗ |
| Sep 12, 2024 | Gaboury David Richardcluster Director | 340 | $72.70 | $24.7K | SEC ↗ |
| Sep 9, 2024 | ALVARADO LINDA Gcluster Director | 450 | $64.68 | $29.1K | SEC ↗ |
| Sep 9, 2024 | ALVARADO LINDA Gcluster Director | 451 | $63.93 | $28.8K | SEC ↗ |
| Sep 5, 2024 | Gaboury David Richardcluster Director | 1,200 | $62.20 | $74.6K | SEC ↗ |
| May 21, 2024 | Brooks Jayme L.cluster Chief Financial Officer | 943 | $52.15 | $49.2K | SEC ↗ |
| May 17, 2024 | McCann Michael Mcluster Director, Chief Executive Officer | 2,099 | $47.77 | $100.3K | SEC ↗ |
LMB insider buying — FAQ
- Are insiders buying LMB stock?
- Yes — 7 distinct insiders have bought LMB (Limbach Holdings, Inc.) on the open market, including 3 cluster buys where two or more insiders bought within a rolling window. The most recent qualifying activity was Sep 16, 2026.
- How much LMB stock have insiders bought?
- Insiders have bought a combined $1.0M of LMB across 15 open-market purchases, based on SEC Form 4 filings.
- What is an insider cluster buy in LMB?
- A cluster buy is two or more distinct Limbach Holdings, Inc. insiders — officers, directors, or 10% owners — each buying LMB on the open market within a rolling window. LMB has 3 detected cluster buys to date.
- Where does this LMB 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 LMB
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 LMB 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 LMB.