Insider Tracker SEC Form 4 insider trades
← All clusters
LMB

Limbach Holdings, Inc.

Industrials Construction - Special Trade Contractors Market cap: $579.0M All insider activity → Quote and statistics → Sign in to watch LMB Sign in to set a price alert
58
Insider Score Band below 60

Research score, not a recommendation.

Total bought$419.2K9 Form 4 purchases
Distinct insiders4open-market buyers
Lead insiderBacon Charles A. IIICEO
Cluster window2021-12-07 → 2021-12-31closed

Market data

Live quote and chart from Yahoo Finance, loaded through this server. Insider purchases are marked on the chart.

–

Why this score

Research score: a weighted blend of the five factors, times the routine and offering discounts, minus the selling penalty.

Breadth number & diversity of participating insiders
63%
Seniority executive rank of buyers (CEO/CFO/Director)
85%
Commitment purchase size relative to company & holdings
82%
Context buying into stock weakness signals conviction
78%
Timing coordinated purchases within a tight window
91%
Routine-purchase discount × 1.00
Company-type / offering discount × 1.00
Net insider selling penalty − 0

Why are they buying?

No explanation has been generated for this cluster. The filings in the table below are the primary evidence.

Stock Price & Insider Purchase History

Daily close price with open-market insider purchases plotted over time

Loading price history…

Transactions

9 Form 4 trades · 4 insiders Sign in to download CSV
Purchases in this cluster, grouped by insider, largest first
Date Insider Role Shares Price Value Filing
2021-12-07 → 2021-12-16 Horowitz Joshua 9 purchases with a 63-day result · median +0.7% Director 48,628 $7.67 avg $373.0K
2021-12-07 Horowitz Joshua 4,711 $7.59 $35.8K SEC filing for Horowitz Joshua (opens in a new tab)
2021-12-08 Horowitz Joshua 25,000 $7.89 $197.2K SEC filing for Horowitz Joshua (opens in a new tab)
2021-12-09 Horowitz Joshua 7,811 $7.59 $59.3K SEC filing for Horowitz Joshua (opens in a new tab)
2021-12-14 Horowitz Joshua 4,672 $7.25 $33.9K SEC filing for Horowitz Joshua (opens in a new tab)
2021-12-15 Horowitz Joshua 3,500 $7.25 $25.4K SEC filing for Horowitz Joshua (opens in a new tab)
2021-12-16 Horowitz Joshua 2,934 $7.32 $21.5K SEC filing for Horowitz Joshua (opens in a new tab)
2021-12-08 Bacon Charles A. III 10 purchases with a 63-day result · median +42.6% CEO 3,246 $7.65 $24.8K SEC filing for Bacon Charles A. III (opens in a new tab)
2021-12-07 Krzeminski Laurel J history of Krzeminski Laurel J's purchases Director 1,500 $7.60 $11.4K SEC filing for Krzeminski Laurel J (opens in a new tab)
2021-12-31 ALVARADO LINDA G 3 purchases with a 63-day result · median +26.7% Director 1,099 $9.03 $9.9K SEC filing for ALVARADO LINDA G (opens in a new tab)
Total $419.2K

Other buying runs at LMB

A run ends after a pause in the buying, so one company can have several. Returns are the stock's return minus its benchmark's (IWM for small companies, SPY otherwise), from the first open after the run became a cluster. Past results, not a forecast.

After this run became a cluster: 21 days +16.9%63 days -0.6%126 days -2.5%

Other insider buying runs at this company, newest first, with the return against the benchmark that followed
Window Insiders Total Score 21 days63 days126 days Status
2026-09-11 → 2026-09-15 3 $515.9K 61 -3.8%–– active
2022-05-16 → 2022-06-01 4 $142.6K 58 -1.5%+37.1%+91.5% closed
2022-03-22 → 2022-03-31 6 $149.8K 61 +1.5%-4.8%+20.5% closed
2020-09-03 → 2020-09-29 4 $684.3K 57 +18.7%+38.4%+0.8% closed
2019-11-20 → 2019-12-10 3 $293.5K 63 +38.2%+66.2%+25.6% closed