Limbach Holdings, Inc.

LMB·NASDAQ·$74.19Share Price as of 11/2·$884MMarket Cap as of 11/2

Financials

10-QQ2 ended 06/30/2608/04/26 10-QQ1 ended 03/31/2605/05/26 10-KFY 202503/02/26 10-QQ3 ended 09/30/2511/04/25 10-QQ2 ended 06/30/2508/05/25

Disclosures

8-KCurrent report09/09/26 8-KCurrent report09/01/26 8-KCurrent report08/04/26 8-KCurrent report07/24/26 8-KCurrent report06/11/26

Prospectuses and Registrations

S-3ASRAutomatic shelf registration11/05/24 S-8Registration of securities for employees03/13/24 S-8Registration of securities for employees03/08/23 424B3Prospectus09/20/21 S-3Shelf registration09/03/21

Proxies

DEF 14ADefinitive proxy04/23/26 DEFA14AAdditional proxy materials04/23/26 DEF 14ADefinitive proxy04/23/25 DEFA14AAdditional proxy materials04/23/25 DEF 14ADefinitive proxy04/23/24

Ownership

Form 4Insider transaction09/17/26 Form 4Insider transaction09/16/26 Form 4Insider transaction09/16/26 144Proposed sale of securities09/15/26 Form 4Insider transaction09/15/26

Other

ARSAnnual report to shareholders04/23/26 ARSAnnual report to shareholders04/23/25 ARSAnnual report to shareholders04/23/24 ARSAnnual report to shareholders04/28/23 EFFECTRequest for effectiveness09/15/21