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Who

Laurel J. Krzeminski

Director

Company insider

Files Form 4 as: Director, Limbach Holdings; Director, Arrow Electronics; Executive Vice President & CFO, Granite Construction.

In numbers

Trades disclosed
114
Buys
3
Sells
1
Bought
$86K
Sold
$159K
Companies
3
Companies where not an officer
2
First trade
1 Jul 2010
Last trade
15 Sep 2026
Last filed
16 Sep 2026

Companies traded

Where they are an officer
GVA Granite ConstructionOfficer · Engineering & Construction · last 30 Jun 20180 buys · 1 sell
Everywhere else they filed: board seats, 10% stakes, other companies
LMB Limbach HoldingsDirector · Engineering & Construction · last 15 Sep 20263 buys · 0 sells
ARW Arrow ElectronicsDirector · Distributors & Wholesale · last 16 May 20230 buys · 0 sells

Activity over time

1 Nov 2024 – 1 Oct 2026
01Nov 24May 25Nov 25Apr 26Oct 26

Buys above the line, sells below, each month.

Every trade

TradedCompanyWhatAmount
15 Sep 2026filed 16 Sep 2026LMB Limbach HoldingsEngineering & ConstructionSEC FORM 4 Bought$25K500 at $50.58filing
15 Sep 2026filed 16 Sep 2026LMB Limbach HoldingsEngineering & ConstructionSEC FORM 4 Bought$25K500 at $50.58filing
1 Jan 2026filed 5 Jan 2026LMB Limbach HoldingsEngineering & ConstructionSEC FORM 4 Code M—956 at $0.00filing
1 Jan 2026filed 5 Jan 2026LMB Limbach Holdingsoption or derivative · Engineering & ConstructionSEC FORM 4 Code M—956 at $0.00filing
1 Jan 2026filed 5 Jan 2026LMB Limbach Holdingsoption or derivative · Engineering & ConstructionSEC FORM 4 Code A—1,498 at $0.00filing
1 Jan 2026filed 5 Jan 2026LMB Limbach Holdingsoption or derivative · Engineering & ConstructionSEC FORM 4 Code M—956 at $0.00filing
1 Jan 2026filed 5 Jan 2026LMB Limbach Holdingsoption or derivative · Engineering & ConstructionSEC FORM 4 Code A—1,498 at $0.00filing
1 Jan 2026filed 5 Jan 2026LMB Limbach HoldingsEngineering & ConstructionSEC FORM 4 Code M—956 at $0.00filing
1 Jan 2025filed 3 Jan 2025LMB Limbach Holdingsoption or derivative · Engineering & ConstructionSEC FORM 4 Code M—1,914 at $0.00filing
1 Jan 2025filed 3 Jan 2025LMB Limbach Holdingsoption or derivative · Engineering & ConstructionSEC FORM 4 Code A—956 at $0.00filing
1 Jan 2025filed 3 Jan 2025LMB Limbach HoldingsEngineering & ConstructionSEC FORM 4 Code M—1,914 at $0.00filing
1 Jan 2024filed 3 Jan 2024LMB Limbach Holdingsoption or derivative · Engineering & ConstructionSEC FORM 4 Code M—1,067 at $0.00filing
1 Jan 2024filed 3 Jan 2024LMB Limbach Holdingsoption or derivative · Engineering & ConstructionSEC FORM 4 Code M—6,906 at $0.00filing
1 Jan 2024filed 3 Jan 2024LMB Limbach Holdingsoption or derivative · Engineering & ConstructionSEC FORM 4 Code A—1,914 at $0.00filing
1 Jan 2024filed 3 Jan 2024LMB Limbach HoldingsEngineering & ConstructionSEC FORM 4 Code M—1,067 at $0.00filing
1 Jan 2024filed 3 Jan 2024LMB Limbach HoldingsEngineering & ConstructionSEC FORM 4 Code M—6,906 at $0.00filing
16 May 2023filed 18 May 2023ARW Arrow Electronicsoption or derivative · Distributors & WholesaleSEC FORM 4 Code A$175K1,468.74 at $119.15filing
4 Jan 2023filed 4 Jan 2023LMB Limbach Holdingsoption or derivative · Engineering & ConstructionSEC FORM 4 Code A—6,906 at $0.00filing
1 Jan 2023filed 4 Jan 2023LMB Limbach Holdingsoption or derivative · Engineering & ConstructionSEC FORM 4 Code M—1,067 at $0.00filing
1 Jan 2023filed 4 Jan 2023LMB Limbach Holdingsoption or derivative · Engineering & ConstructionSEC FORM 4 Code M—1,067 at $0.00filing

News

No headline names them, or the companies they trade most, lately.

Sectors

Industrials4

Buys in green, sells in red, by the company’s sector.

Related people

George NashDirector · Director at Granite Construction, filing Form 4 there in the last year
Carlos M. HernandezDirector · Director at Granite Construction, filing Form 4 there in the last year
John Timothy RomerDirector · Director at Granite Construction, filing Form 4 there in the last year
Alan KrusiDirector · Director at Granite Construction, filing Form 4 there in the last year
Celeste Beeks MastinDirector · Director at Granite Construction, filing Form 4 there in the last year
Jay SharpExecutive Vice President · Also traded LMB in the last 90 days
Joshua HorowitzDirector · Also traded LMB in the last 90 days
David Richard GabouryDirector · Also traded LMB in the last 90 days