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Orion Group Holdings Inc

For the period ended Apr 28, 2026. Filed Apr 29, 2026.

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About this filing

A notice of a major event between regular reports, such as results, a deal or a change of executives. It is often the first formal record of the news.

Apr 28, 2026 · Filed Apr 29, 2026

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ORN$7.22+4.8%Stored close · as of Nov 6, 2026
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EX-99.1 · Backlog

Backlog

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​ · March 31, · ​ · December 31,
​ · 2026 · ​ · 2025
Marine$494​$480
Concrete​174​​160
Total$668​$640

First quarter 2026 backlog included approximately $219 million in new awards. Recent Marine awards included maintenance dredging and a road bridge project for the Army in Hawaii, and a petroleum terminal expansion project. Recent Concrete awards included multiple data centers and expanded site work as well as numerous other commercial buildings.

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The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.