JOHANSON DAVID 4
4 · Great Lakes Dredge & Dock CORP · Filed Feb 25, 2026
Insider Transaction Report
Form 4
JOHANSON DAVID
SVP-Project Acquisition & Ops
Transactions
- Award
Common Stock
[F1]2026-02-23+13,988→ 105,951.259 total
Footnotes (1)
- [F1]Represents restricted stock units that vest in three equal annual installments beginning on February 23, 2027.
Signature
/s/Vivienne R. Schiffer, by Power of Attorney|2026-02-25