<p>David Johanson, Senior Vice President of Project Acquisition &amp; Operations, reported a disposal of common shares of Great Lakes Dredge &amp; Dock Corporation. The full filing can be accessed through the link below. Disclaimer: This news brief was created by Public Technologies (PUBT) using generative artificial intelligence. While PUBT strives to provide accurate and timely information, this AI-generated content is for informational purposes only and should not be interpreted as financial, investment, or legal advice. Great Lakes Dredge &amp; Dock Corporation published the original content used to generate this news brief via EDGAR, the Electronic Data Gathering, Analysis, and Retrieval system operated by the U.S. Securities and Exchange Commission (Ref. ID: 0001193125-25-317619), on December 12, 2025, and is solely responsible for the information contained therein. © Copyright 2025 - Public Technologies (PUBT) Original Document: here</p>

GLDD

<p>David Johanson, Senior Vice President of Project Acquisition & Operations, reported the disposal of common shares of Great Lakes Dredge & Dock Corporation. The original filing is available via EDGAR, the U.S. SEC's system.</p>

David Johanson, SVP-Project Acquisition & Ops, Reports Disposal of Great Lakes Dredge & Dock Corporation Common Shares