Orion Group Holdings Inc

For the period ended Oct 28, 2025. Filed Oct 29, 2025.

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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.

Oct 28, 2025 · Filed Oct 29, 2025

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ORN$7.22+4.8%Stored close · as of Nov 6, 2026

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Contents

EX-99.1 · (In Thousands, Except Margin Data)

(In Thousands, Except Margin Data)


· · Three months ended · · Nine Months Ended
· · September 30, · · September 30,
· 2025 · 2024 · 2025 · 2024
Net income (loss)	$3,301	$4,262	$2,728	$(8,398)
Income tax expense	317	82	246	347
Interest expense, net	1,914	3,544	6,881	10,239
Depreciation and amortization	5,892	5,568	16,526	17,558
EBITDA (1)	11,424	13,456	26,381	19,746
Share-based compensation	1,376	1,016	4,018	2,930
ERP implementation	301	342	1,131	1,641
Severance	31	4	608	85
Process improvement initiatives	—	393	138	393
Adjusted EBITDA(2)	$13,132	$15,211	$32,276	$24,795
Adjusted EBITDA margin(2)	5.8%	6.7%	5.2%	4.3%

(1)	EBITDA is a non-GAAP measure that represents earnings before interest, taxes, depreciation and amortization.

(2)	Adjusted EBITDA is a non-GAAP measure that represents EBITDA adjusted for share-based compensation, ERP implementation, severance and process improvement initiatives. Adjusted EBITDA margin is a non-GAAP measure calculated by dividing Adjusted EBITDA by contract revenues.

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