Form4insider filings, from the source

Company · CIK 0001606163 · SIC 1700 — Construction - Special Trade Contractors · Nasdaq

Limbach Holdings, Inc. · LMB

Insider activity reported against this company. All insider holders · On EDGAR ↗

1M3M6M1Y2YAll datashares as filed — not split-adjusted
Open-market buys & salesbuys $516k · 3sales $645k · 2net −$129k
$10k$10k$100k$100k$1M$1MbuyssalesSep 2024Jan 2025May 2025Sep 2025Jan 2026May 2026Sep 2026

Reported at this company — common stock

TradeReported (ET)InsiderSharesAvg priceTotalOwned afterΔ stakeFlags
Sep 15, 2026 SForm 4 →Sep 17, 4:07 pm EDTJay SharpExecutive Vice President5,094$50.21$255,77067,642−7.00%10b5-1
Sep 15, 2026 PForm 4 →Sep 16, 4:04 pm EDTLaurel J KrzeminskiDirector500$50.58$25,2884,000+14.3%
Sep 14, 2026 PForm 4 →Sep 16, 4:04 pm EDTDavid Richard GabouryDirector1,940$51.35$99,6197,193+36.9%
Sep 11, 2026 PForm 4 →Sep 15, 7:21 pm EDTJoshua Horowitz +1Director7,820$50.00$391,013171,208+4.79%
Jun 15, 2026 GForm 4 →Jun 17, 4:10 pm EDTJay SharpExecutive Vice President720——72,736—10b5-1
Jun 15, 2026 SForm 4 →Jun 17, 4:10 pm EDTJay SharpExecutive Vice President4,871$79.82$388,79973,456−6.22%10b5-1

Reported at this company — derivatives (options, RSUs, warrants)

No reported derivative activity in this period.