Armstrong Dana A bought GLDD

December 31, 2025 · Form 4 insider transaction

Armstrong Dana A bought 1,829 shares of GREAT LAKES DREDGE & DOCK CO at $0.00 per share, a transaction worth N/A. The trade was recorded as grant or award and disclosed on an SEC Form 4, filed 5 days after the transaction.

Direction

Acquired (buy-side)

1,829

Price

$0.00

Total value

N/A

InsiderArmstrong Dana A

RoleDirector

CompanyGREAT LAKES DREDGE & DOCK CO (GLDD)

SecurityCommon Stock

Transaction codeA: Grant or award

Transaction dateDecember 31, 2025

Filing dateJanuary 5, 2026

Shares owned after8,436

OwnershipDirect

10b5-1 planNo

AmendedNo

View the original Form 4 on SEC EDGAR