Limbach Holdings, Inc. (LMB)

Data as of Sep 17, 2026, from SEC Form 4 filings.

NasdaqConstruction - Special Trade ContractorsNet insider buying (90d)Watch LMB

See up to 3 months of LMB. The 7-day demo opens the 1M and 3M ranges and puts LMB on your watchlist.

Latest LMB insider trades

Jay Sharp - Officer
Open-market sale$256K
Sep 15, 2026
Laurel J. Krzeminski

About Limbach Holdings, Inc. (LMB)

Limbach Holdings Inc is a building systems solutions firm that designs, delivers, and maintains mechanical (heating, ventilation, and air conditioning), electrical, plumbing, and controls (MEPC) systems. The Company partners with owners and operators of facilities across healthcare, industrial and manufacturing, data centers, life sciences, higher education, and cultural and entertainment markets. It operates through two segments: Owner Direct Relationships (ODR), which generates maximum revenue and includes owner direct projects, maintenance, and service on MEPC systems; and General Contractor Relationships (GCR), which manages new construction or renovation projects involving MEPC systems awarded by general contractors or construction managers.

Headquarters: TAMPA, FL
Employees: 1,500
Listed: 2014
Exchange: Nasdaq
Sector: Industrials

https://www.limbachinc.com SEC filings for LMB on EDGAR

LMB Form 4 activity by transaction type, last 90 days

Form 4 transaction type	Transactions	Shares	Total value
Open-market purchase	7	10,260	$516K
Open-market sale	1	5,094	$256K

LMB insider transactions (Form 4)

21 Form 4 filings on record, the earliest from Dec 11, 2024, newest first.

Traded	Insider	Transaction	Security	Shares	Price	Value
Sep 15, 2026	Jay Sharp - Officer	Open-market sale	Common Stock	5,094^{footnote F1}	$50.21	$256K
Footnote F1 (shares): This transaction is part of a 10b5-1 plan adopted on March 14, 2026 by the reporting person.
Sep 15, 2026	Laurel J. Krzeminski - Director	Open-market purchase	Common Stock	500	$50.58	$25K
Sep 14, 2026	David Richard Gaboury - Director	Open-market purchase	Common Stock	1,940	$51.35	$100K
Sep 11, 2026	Joshua Horowitz - Director	Open-market purchase	Common Stock	1,000	$49.59	$50K
Sep 11, 2026	Joshua Horowitz - Director	Open-market purchase	Common Stock	2,600	$49.01^{footnote F2}	$127K
Sep 15, 2026	Joshua Horowitz - Director	Open-market purchase	Common Stock	212	$50.66	$11K
Sep 15, 2026	Joshua Horowitz - Director	Open-market purchase	Common Stock	3,346	$50.61^{footnote F3}	$169K
Sep 15, 2026	Joshua Horowitz - Director	Open-market purchase	Common Stock	662	$51.25	$34K
Footnote F2 (price): The price reported represents a weighted average price. These shares were purchased in multiple transactions at prices ranging from $48.88 to $49.745 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR Footnote F3 (price): The price reported represents a weighted average price. These shares were purchased in multiple transactions at prices ranging from $50.21 to $51.17 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Jun 15, 2026	Jay Sharp - Officer	Open-market sale	Common Stock	2,021^{footnote F1}	$80.34^{footnote F4}	$162K
Jun 15, 2026	Jay Sharp - Officer	Open-market sale	Common Stock	200^{footnote F1}	$81.32	$16K
Jun 15, 2026	Jay Sharp - Officer	Gift	Common Stock	720^{footnote F5}	$0.00	-
Jun 15, 2026	Jay Sharp - Officer	Open-market sale	Common Stock	788^{footnote F1}	$78.46^{footnote F2}	$62K
Jun 15, 2026	Jay Sharp - Officer	Open-market sale	Common Stock	1,862^{footnote F1}	$79.67^{footnote F3}	$148K
Footnote F1 (shares): This transaction is part of a 10b5-1 plan adopted on March 14, 2026 by the reporting person. Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $78.03 to $79.02. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR Footnote F3 (price): This transaction was executed in multiple trades at prices ranging from $79.05 to $80.04. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR Footnote F4 (price): This transaction was executed in multiple trades at prices ranging from $80.07 to $80.84. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR Footnote F5 (shares): Represents a bona fide gift of shares of Limbach Holdings, Inc's. common stock for which no payment or consideration was received by the reporting person.
May 18, 2026	Michael James Reed - Officer	Grant or award	Restricted Stock Units	403	$0.00	-
Apr 30, 2026	Jayme L. Brooks - Officer	Open-market sale	Common Stock	3,440^{footnote F1}	$100.00	$344K
Footnote F1 (shares): This transaction is part of a 10b5-1 plan adopted on December 16, 2025 by the reporting person.
Apr 24, 2026	Jayme L. Brooks - Officer	Open-market sale	Common Stock	2,173^{footnote F1}	$100.05^{footnote F2}	$217K
Footnote F1 (shares): This transaction is part of a 10b5-1 plan adopted on December 16, 2025 by the reporting person. Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $100.00 to $100.50. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Apr 13, 2026	Jayme L. Brooks - Officer	Open-market sale	Common Stock	5,703^{footnote F1}	$85.43^{footnote F2}	$487K
Footnote F1 (shares): This transaction is part of a 10b5-1 plan adopted on December 16, 2025 by the reporting person. Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $85.18 to $85.82. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Apr 8, 2026	Jayme L. Brooks - Officer	Open-market sale	Common Stock	3,366^{footnote F1}	$85.19^{footnote F2}	$287K
Apr 9, 2026	Jayme L. Brooks - Officer	Open-market sale	Common Stock	841^{footnote F1}	$85.11^{footnote F3}	$72K
Footnote F1 (shares): This transaction is part of a 10b5-1 plan adopted on December 16, 2025 by the reporting person. Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $85.00 to $85.54. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR Footnote F3 (price): This transaction was executed in multiple trades at prices ranging from $85.00 to $85.50. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Mar 17, 2026	Jayme L. Brooks - Officer	Open-market sale	Common Stock	2,637^{footnote F1}	$77.10^{footnote F2}	$203K
Mar 17, 2026	Jayme L. Brooks - Officer	Open-market sale	Common Stock	4,167^{footnote F1}	$78.07^{footnote F3}	$325K
Mar 17, 2026	Jayme L. Brooks - Officer	Open-market sale	Common Stock	460^{footnote F1}	$78.80^{footnote F4}	$36K
Mar 17, 2026	Jayme L. Brooks - Officer	Open-market sale	Common Stock	1,546^{footnote F1}	$80.28^{footnote F5}	$124K
Mar 17, 2026	Jayme L. Brooks - Officer	Open-market sale	Common Stock	1,100^{footnote F1}	$81.40^{footnote F6}	$90K
Footnote F1 (shares): This transaction is part of a 10b5-1 plan adopted on December 16, 2025 by the reporting person. Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $76.57 to $77.56. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR Footnote F3 (price): This transaction was executed in multiple trades at prices ranging from $77.57 to $78.54. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR Footnote F4 (price): This transaction was executed in multiple trades at prices ranging from $78.57 to $79.17. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR Footnote F5 (price): This transaction was executed in multiple trades at prices ranging from $79.99 to $80.74. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR Footnote F6 (price): This transaction was executed in multiple trades at prices ranging from $81.16 to $81.87. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Mar 16, 2026	Jay Sharp - Officer	Open-market sale	Common Stock	491^{footnote F1}	$78.61^{footnote F2}	$39K
Mar 16, 2026	Jay Sharp - Officer	Open-market sale	Common Stock	709^{footnote F1}	$79.52^{footnote F3}	$56K
Mar 16, 2026	Jay Sharp - Officer	Open-market sale	Common Stock	300^{footnote F1}	$80.55^{footnote F4}	$24K
Mar 16, 2026	Jay Sharp - Officer	Open-market sale	Common Stock	500^{footnote F1}	$81.66^{footnote F5}	$41K
Mar 16, 2026	Jay Sharp - Officer	Gift	Common Stock	700^{footnote F6}	$0.00	-
Footnote F1 (shares): This transaction is part of a 10b5-1 plan adopted on March 14, 2025 by the reporting person. Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $78.00 to $78.98. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR Footnote F3 (price): This transaction was executed in multiple trades at prices ranging from $79.00 to $79.87. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR Footnote F4 (price): This transaction was executed in multiple trades at prices ranging from $80.03 to $80.96. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR Footnote F5 (price): This transaction was executed in multiple trades at prices ranging from $81.30 to $81.72. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR Footnote F6 (shares): Represents a bona fide gift of shares of Limbach Holdings, Inc's. common stock for which no payment or consideration was received by the reporting person.
Mar 2, 2026	Jay Sharp - Officer	Grant or award	Common Stock	28,747^{footnote F1}	$0.00	-
Mar 2, 2026	Jay Sharp - Officer	Tax withholding / forfeiture	Common Stock	12,359^{footnote F2}	$89.17	$1.10M
Footnote F1 (shares): Represents 28,747 shares of Limbach Holdings, Inc. (the "Company") common stock issued to the reporting person on March 2, 2026 upon vesting of 19,165 performance-based restricted stock units, based on the achievement of certain pre-established performance goals at above-target… Full note on SEC EDGAR Footnote F2 (shares): Reflects the withholding of 12,359 shares by the Company to satisfy tax withholding requirements. Such transaction was exempt from Section 16(b) pursuant to Rule 16b-3.
Mar 2, 2026	Jayme L. Brooks - Officer	Grant or award	Common Stock	40,835^{footnote F1}	$0.00	-
Mar 2, 2026	Jayme L. Brooks - Officer	Tax withholding / forfeiture	Common Stock	16,070^{footnote F2}	$89.17	$1.43M
Footnote F1 (shares): Represents 40,835 shares of Limbach Holdings, Inc. (the "Company") common stock issued to the reporting person on March 2, 2026 upon vesting of 27,224 performance-based restricted stock units, based on the achievement of certain pre-established performance goals at above-target… Full note on SEC EDGAR Footnote F2 (shares): Reflects the withholding of 16,070 shares by the Company to satisfy tax withholding requirements. Such transaction was exempt from Section 16(b) pursuant to Rule 16b-3.
Mar 2, 2026	Michael M. McCann - Officer	Grant or award	Common Stock	52,008^{footnote F1}	$0.00	-
Mar 2, 2026	Michael M. McCann - Officer	Tax withholding / forfeiture	Common Stock	20,466^{footnote F2}	$89.17	$1.82M
Footnote F1 (shares): Represents 52,008 shares of Limbach Holdings, Inc. (the "Company") common stock issued to the reporting person on March 2, 2026 upon vesting of 34,672 performance-based restricted stock units, based on the achievement of certain pre-established performance goals at above-target… Full note on SEC EDGAR Footnote F2 (shares): Reflects the withholding of 20,466 shares by the Company to satisfy tax withholding requirements. Such transaction was exempt from Section 16(b) pursuant to Rule 16b-3.
Mar 2, 2026	Nicholas Angerosa - Officer	Grant or award	Common Stock	22,559^{footnote F1}	$0.00	-
Mar 2, 2026	Nicholas Angerosa - Officer	Tax withholding / forfeiture	Common Stock	8,878^{footnote F2}	$89.17	$792K
Footnote F1 (shares): Represents 22,559 shares of Limbach Holdings, Inc. (the "Company") common stock issued to the reporting person on March 2, 2026 upon vesting of 15,040 performance-based restricted stock units, based on the achievement of certain pre-established performance goals at above-target… Full note on SEC EDGAR Footnote F2 (shares): Reflects the withholding of 8,878 shares by the Company to satisfy tax withholding requirements. Such transaction was exempt from Section 16(b) pursuant to Rule 16b-3.
Jan 20, 2026	Terence Patrick Dugan - Director	Grant or award	Restricted Stock Units	1,498	$0.00	-
Dec 12, 2025	Jay Sharp - Officer	Gift	Common Stock	410^{footnote F1}	$0.00	-
Dec 15, 2025	Jay Sharp - Officer	Open-market sale	Common Stock	900^{footnote F2}	$77.25^{footnote F3}	$70K
Dec 15, 2025	Jay Sharp - Officer	Open-market sale	Common Stock	500^{footnote F2}	$77.86^{footnote F5}	$39K
Dec 15, 2025	Jay Sharp - Officer	Open-market sale	Common Stock	500^{footnote F2}	$78.99^{footnote F6}	$39K
Dec 15, 2025	Jay Sharp - Officer	Open-market sale	Common Stock	100^{footnote F2}	$80.05	$8K
Footnote F1 (shares): Represents a bona fide gift of shares of Limbach Holdings, Inc's. common stock for which no payment or consideration was received by the reporting person. Footnote F2 (shares): This transaction is part of a 10b5-1 plan adopted on March 14, 2025 by the reporting person. Footnote F3 (price): This transaction was executed in multiple trades at prices ranging from $76.65 to $77.65. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR Footnote F5 (price): This transaction was executed in multiple trades at prices ranging from $77.67 to $78.16. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR Footnote F6 (price): This transaction was executed in multiple trades at prices ranging from $78.68 to $79.14. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Sep 15, 2025	Jay Sharp - Officer	Open-market sale	Common Stock	2,000	$106.09	$212K
Sep 16, 2025	Jay Sharp - Officer	Gift	Common Stock	488	$0.00	-
Aug 12, 2025	David Richard Gaboury - Director	Open-market purchase	Common Stock	1,400	$106.00	$148K
Dec 10, 2024	David Richard Gaboury - Director	Open-market purchase	Common Stock	531	$94.51	$50K

Recent LMB Form 8-K filings

Read LMB company news

Sep 9, 2026Item 1.01, 1.02, 2.03, 9.01

Read the filing on SEC EDGAR

Sep 1, 2026Item 7.01, 9.01

Read the filing on SEC EDGAR

Aug 4, 2026Item 2.02, 7.01, 9.01

Read the filing on SEC EDGAR

Jul 24, 2026Item 1.01, 2.03, 9.01

Recent LMB Form 144 notices of proposed sale

An insider files Form 144 before selling restricted or control stock. It announces a planned sale. If the sale goes ahead, it shows up later on a Form 4.

Filed	Filer	Relationship	Shares	Market value	Notice
Sep 15, 2026	Jay Sharp	Officer	5,094	$261K	View on EDGAR
Jun 15, 2026	-	-	-	-

LMB insider trading FAQ

What is the latest insider trade for LMB?

Limbach Holdings, Inc. (LMB) had 4 insider filings in the last 90 days, with the most recent on 17 September 2026. The full record for LMB runs to 21 Form 4 filings, the earliest from 11 December 2024. InsiderAlpha adds new Form 4, Form 144 and 8-K filings as they arrive from SEC EDGAR.

How many insiders are buying LMB stock?

7 insider purchases of LMB were filed in the last 90 days, totaling $516K.

How many insiders are selling LMB stock?

1 insider sale of LMB was filed in the last 90 days, totaling $256K.

Where can I see LMB SEC filings (Form 4, 10-K, 10-Q, 8-K)?

This page collects LMB Form 4 insider transactions, Form 144 sale notices and 8-K filings in one place. Annual 10-K and quarterly 10-Q reports live on the company's SEC EDGAR page.

More Industrials companies with insider activity

Recent insider filings

The EDGAR links open each original Form 4, so you can check any number on this page against the filing it came from.

Sep 17, 2026 - Jay Sharp view on EDGAR
Sep 16, 2026 - Laurel J. Krzeminski view on EDGAR
Sep 16, 2026 - David Richard Gaboury view on EDGAR
Sep 15, 2026 - Joshua Horowitz view on EDGAR
Jun 17, 2026 - Jay Sharp view on EDGAR
May 20, 2026 - Michael James Reed view on EDGAR
May 1, 2026 - Jayme L. Brooks view on EDGAR
Apr 28, 2026 - Jayme L. Brooks view on EDGAR
Apr 15, 2026 - Jayme L. Brooks view on EDGAR

Related companies with recent insider activity

Learn more

How to read insider buying signals: What an open-market purchase by an insider can and cannot tell you.
Form 144 vs Form 4: A Form 144 announces a planned sale; the Form 4 reports it after it happens.
Insider activity in Industrials: Where LMB's peers are being bought and sold.
Every recent Form 4: The market-wide feed, updated as filings arrive from SEC EDGAR.

Follow LMB with a 7-day demo

LMB on your watchlist
Every LMB Form 4 filing on record
Up to 3 months of LMB price history
The daily trading plan of ranked insider buys, on a delay, with the plan archive

Start 7-day demoCard required. Your card is never charged for the demo.

Form 4 transaction type

Transactions

Total value

Open-market purchase

10,260

$516K

Open-market sale

5,094

$256K

Traded

Insider

Transaction

Security

Price

Value

Sep 15, 2026

Jay Sharp - Officer

Open-market sale

Common Stock

5,094^{footnote F1}

$50.21

$256K

Footnote F1 (shares): This transaction is part of a 10b5-1 plan adopted on March 14, 2026 by the reporting person.

Sep 15, 2026

Laurel J. Krzeminski - Director

Open-market purchase

Common Stock

500

$50.58

$25K

Sep 14, 2026

David Richard Gaboury - Director

Open-market purchase

Common Stock

1,940

$51.35

$100K

Sep 11, 2026

Joshua Horowitz - Director

Open-market purchase

Common Stock

1,000

$49.59

$50K

Sep 11, 2026

Joshua Horowitz - Director

Open-market purchase

Common Stock

2,600

$49.01^{footnote F2}

$127K

Sep 15, 2026

Joshua Horowitz - Director

Open-market purchase

Common Stock

212

$50.66

$11K

Sep 15, 2026

Joshua Horowitz - Director

Open-market purchase

Common Stock

3,346

$50.61^{footnote F3}

$169K

Sep 15, 2026

Joshua Horowitz - Director

Open-market purchase

Common Stock

662

$51.25

$34K

Footnote F2 (price): The price reported represents a weighted average price. These shares were purchased in multiple transactions at prices ranging from $48.88 to $49.745 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Footnote F3 (price): The price reported represents a weighted average price. These shares were purchased in multiple transactions at prices ranging from $50.21 to $51.17 per share. The Reporting Persons undertake to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR

Jun 15, 2026

Jay Sharp - Officer

Open-market sale

Common Stock

2,021^{footnote F1}

$80.34^{footnote F4}

$162K

Jun 15, 2026

Jay Sharp - Officer

Open-market sale

Common Stock

200^{footnote F1}

$81.32

$16K

Jun 15, 2026

Jay Sharp - Officer

Gift

Common Stock

720^{footnote F5}

$0.00

Jun 15, 2026

Jay Sharp - Officer

Open-market sale

Common Stock

788^{footnote F1}

$78.46^{footnote F2}

$62K

Jun 15, 2026

Jay Sharp - Officer

Open-market sale

Common Stock

1,862^{footnote F1}

$79.67^{footnote F3}

$148K

Footnote F1 (shares): This transaction is part of a 10b5-1 plan adopted on March 14, 2026 by the reporting person.
Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $78.03 to $79.02. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Footnote F3 (price): This transaction was executed in multiple trades at prices ranging from $79.05 to $80.04. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Footnote F4 (price): This transaction was executed in multiple trades at prices ranging from $80.07 to $80.84. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Footnote F5 (shares): Represents a bona fide gift of shares of Limbach Holdings, Inc's. common stock for which no payment or consideration was received by the reporting person.

May 18, 2026

Michael James Reed - Officer

Grant or award

Restricted Stock Units

403

$0.00

Apr 30, 2026

Jayme L. Brooks - Officer

Open-market sale

Common Stock

3,440^{footnote F1}

$100.00

$344K

Footnote F1 (shares): This transaction is part of a 10b5-1 plan adopted on December 16, 2025 by the reporting person.

Apr 24, 2026

Jayme L. Brooks - Officer

Open-market sale

Common Stock

2,173^{footnote F1}

$100.05^{footnote F2}

$217K

Footnote F1 (shares): This transaction is part of a 10b5-1 plan adopted on December 16, 2025 by the reporting person.
Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $100.00 to $100.50. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR

Apr 13, 2026

Jayme L. Brooks - Officer

Open-market sale

Common Stock

5,703^{footnote F1}

$85.43^{footnote F2}

$487K

Footnote F1 (shares): This transaction is part of a 10b5-1 plan adopted on December 16, 2025 by the reporting person.
Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $85.18 to $85.82. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR

Apr 8, 2026

Jayme L. Brooks - Officer

Open-market sale

Common Stock

3,366^{footnote F1}

$85.19^{footnote F2}

$287K

Apr 9, 2026

Jayme L. Brooks - Officer

Open-market sale

Common Stock

841^{footnote F1}

$85.11^{footnote F3}

$72K

Footnote F1 (shares): This transaction is part of a 10b5-1 plan adopted on December 16, 2025 by the reporting person.
Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $85.00 to $85.54. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Footnote F3 (price): This transaction was executed in multiple trades at prices ranging from $85.00 to $85.50. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR

Mar 17, 2026

Jayme L. Brooks - Officer

Open-market sale

Common Stock

2,637^{footnote F1}

$77.10^{footnote F2}

$203K

Mar 17, 2026

Jayme L. Brooks - Officer

Open-market sale

Common Stock

4,167^{footnote F1}

$78.07^{footnote F3}

$325K

Mar 17, 2026

Jayme L. Brooks - Officer

Open-market sale

Common Stock

460^{footnote F1}

$78.80^{footnote F4}

$36K

Mar 17, 2026

Jayme L. Brooks - Officer

Open-market sale

Common Stock

1,546^{footnote F1}

$80.28^{footnote F5}

$124K

Mar 17, 2026

Jayme L. Brooks - Officer

Open-market sale

Common Stock

1,100^{footnote F1}

$81.40^{footnote F6}

$90K

Footnote F1 (shares): This transaction is part of a 10b5-1 plan adopted on December 16, 2025 by the reporting person.
Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $76.57 to $77.56. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Footnote F3 (price): This transaction was executed in multiple trades at prices ranging from $77.57 to $78.54. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Footnote F4 (price): This transaction was executed in multiple trades at prices ranging from $78.57 to $79.17. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Footnote F5 (price): This transaction was executed in multiple trades at prices ranging from $79.99 to $80.74. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Footnote F6 (price): This transaction was executed in multiple trades at prices ranging from $81.16 to $81.87. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR

Mar 16, 2026

Jay Sharp - Officer

Open-market sale

Common Stock

491^{footnote F1}

$78.61^{footnote F2}

$39K

Mar 16, 2026

Jay Sharp - Officer

Open-market sale

Common Stock

709^{footnote F1}

$79.52^{footnote F3}

$56K

Mar 16, 2026

Jay Sharp - Officer

Open-market sale

Common Stock

300^{footnote F1}

$80.55^{footnote F4}

$24K

Mar 16, 2026

Jay Sharp - Officer

Open-market sale

Common Stock

500^{footnote F1}

$81.66^{footnote F5}

$41K

Mar 16, 2026

Jay Sharp - Officer

Gift

Common Stock

700^{footnote F6}

$0.00

Footnote F1 (shares): This transaction is part of a 10b5-1 plan adopted on March 14, 2025 by the reporting person.
Footnote F2 (price): This transaction was executed in multiple trades at prices ranging from $78.00 to $78.98. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Footnote F3 (price): This transaction was executed in multiple trades at prices ranging from $79.00 to $79.87. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Footnote F4 (price): This transaction was executed in multiple trades at prices ranging from $80.03 to $80.96. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Footnote F5 (price): This transaction was executed in multiple trades at prices ranging from $81.30 to $81.72. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Footnote F6 (shares): Represents a bona fide gift of shares of Limbach Holdings, Inc's. common stock for which no payment or consideration was received by the reporting person.

Mar 2, 2026

Jay Sharp - Officer

Grant or award

Common Stock

28,747^{footnote F1}

$0.00

Mar 2, 2026

Jay Sharp - Officer

Tax withholding / forfeiture

Common Stock

12,359^{footnote F2}

$89.17

$1.10M

Footnote F1 (shares): Represents 28,747 shares of Limbach Holdings, Inc. (the "Company") common stock issued to the reporting person on March 2, 2026 upon vesting of 19,165 performance-based restricted stock units, based on the achievement of certain pre-established performance goals at above-target… Full note on SEC EDGAR
Footnote F2 (shares): Reflects the withholding of 12,359 shares by the Company to satisfy tax withholding requirements. Such transaction was exempt from Section 16(b) pursuant to Rule 16b-3.

Mar 2, 2026

Jayme L. Brooks - Officer

Grant or award

Common Stock

40,835^{footnote F1}

$0.00

Mar 2, 2026

Jayme L. Brooks - Officer

Tax withholding / forfeiture

Common Stock

16,070^{footnote F2}

$89.17

$1.43M

Footnote F1 (shares): Represents 40,835 shares of Limbach Holdings, Inc. (the "Company") common stock issued to the reporting person on March 2, 2026 upon vesting of 27,224 performance-based restricted stock units, based on the achievement of certain pre-established performance goals at above-target… Full note on SEC EDGAR
Footnote F2 (shares): Reflects the withholding of 16,070 shares by the Company to satisfy tax withholding requirements. Such transaction was exempt from Section 16(b) pursuant to Rule 16b-3.

Mar 2, 2026

Michael M. McCann - Officer

Grant or award

Common Stock

52,008^{footnote F1}

$0.00

Mar 2, 2026

Michael M. McCann - Officer

Tax withholding / forfeiture

Common Stock

20,466^{footnote F2}

$89.17

$1.82M

Footnote F1 (shares): Represents 52,008 shares of Limbach Holdings, Inc. (the "Company") common stock issued to the reporting person on March 2, 2026 upon vesting of 34,672 performance-based restricted stock units, based on the achievement of certain pre-established performance goals at above-target… Full note on SEC EDGAR
Footnote F2 (shares): Reflects the withholding of 20,466 shares by the Company to satisfy tax withholding requirements. Such transaction was exempt from Section 16(b) pursuant to Rule 16b-3.

Mar 2, 2026

Nicholas Angerosa - Officer

Grant or award

Common Stock

22,559^{footnote F1}

$0.00

Mar 2, 2026

Nicholas Angerosa - Officer

Tax withholding / forfeiture

Common Stock

8,878^{footnote F2}

$89.17

$792K

Footnote F1 (shares): Represents 22,559 shares of Limbach Holdings, Inc. (the "Company") common stock issued to the reporting person on March 2, 2026 upon vesting of 15,040 performance-based restricted stock units, based on the achievement of certain pre-established performance goals at above-target… Full note on SEC EDGAR
Footnote F2 (shares): Reflects the withholding of 8,878 shares by the Company to satisfy tax withholding requirements. Such transaction was exempt from Section 16(b) pursuant to Rule 16b-3.

Jan 20, 2026

Terence Patrick Dugan - Director

Grant or award

Restricted Stock Units

1,498

$0.00

Dec 12, 2025

Jay Sharp - Officer

Gift

Common Stock

410^{footnote F1}

$0.00

Dec 15, 2025

Jay Sharp - Officer

Open-market sale

Common Stock

900^{footnote F2}

$77.25^{footnote F3}

$70K

Dec 15, 2025

Jay Sharp - Officer

Open-market sale

Common Stock

500^{footnote F2}

$77.86^{footnote F5}

$39K

Dec 15, 2025

Jay Sharp - Officer

Open-market sale

Common Stock

500^{footnote F2}

$78.99^{footnote F6}

$39K

Dec 15, 2025

Jay Sharp - Officer

Open-market sale

Common Stock

100^{footnote F2}

$80.05

$8K

Footnote F1 (shares): Represents a bona fide gift of shares of Limbach Holdings, Inc's. common stock for which no payment or consideration was received by the reporting person.
Footnote F2 (shares): This transaction is part of a 10b5-1 plan adopted on March 14, 2025 by the reporting person.
Footnote F3 (price): This transaction was executed in multiple trades at prices ranging from $76.65 to $77.65. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Footnote F5 (price): This transaction was executed in multiple trades at prices ranging from $77.67 to $78.16. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR
Footnote F6 (price): This transaction was executed in multiple trades at prices ranging from $78.68 to $79.14. The price reported above reflects the weighted average price. The reporting person hereby undertakes to provide to the Company, any security holder of the Company, or the staff of the… Full note on SEC EDGAR

Sep 15, 2025

Jay Sharp - Officer

Open-market sale

Common Stock

2,000

$106.09

$212K

Sep 16, 2025

Jay Sharp - Officer

Gift

Common Stock

488

$0.00

Aug 12, 2025

David Richard Gaboury - Director

Open-market purchase

Common Stock

1,400

$106.00

$148K

Dec 10, 2024

David Richard Gaboury - Director

Open-market purchase

Common Stock

531

$94.51

$50K

Filed

Filer

Relationship

Market value

Notice

Sep 15, 2026

Jay Sharp

Officer

5,094

$261K

View on EDGAR

Jun 15, 2026