Great Lakes Dredge & Dock CORP — Director's Dealing 2024

Mar 19, 2024

SEC Form 4 — Statement of Changes in Beneficial Ownership

Issuer: Great Lakes Dredge & Dock CORP (GLDD)
CIK: 0001372020
Period of Report: 2024-03-15

Reporting Person: JOHANSON DAVID (SVP-Project Acquisition & Ops)

Non-Derivative Transactions

Date	Security	Code	Shares	Price	A/D	Holdings After	Ownership
2024-03-15	Common Stock	A	6898	—	Acquired	70578.2594	Direct
2024-03-15	Common Stock	F	2046	$8.62	Disposed	68532.2594	Direct
2024-03-15	Common Stock	F	1967	$8.62	Disposed	66565.2594	Direct
2024-03-15	Common Stock	A	12668	—	Acquired	79233.2594	Direct

Footnotes

F1: Represents shares awarded pursuant to satisfaction of performance conditions per the terms of Mr. Johanson's performance-based restricted stock units granted on March 15, 2023.

F2: Represents restricted stock units that vest in three equal annual installments beginning on March 15, 2025.