GLDD announces Q3 2025 results; earnings call at 9:00 a.m. CST

Great Lakes Dredge & Dock Corporation announced it issued an earnings release for the three months ended September 30, 2025, and scheduled a conference call and webcast to discuss the results at 9:00 a.m. C.S.T. on November 4, 2025.

Accepted by SEC EDGAR 11/04/2025 - 08:20 AM EST Learn about SEC filing dates

Rhea-AI Filing Summary

Great Lakes Dredge & Dock Corporation announced it issued an earnings release for the three months ended September 30, 2025, and scheduled a conference call and webcast to discuss the results at 9:00 a.m. C.S.T. on November 4, 2025.

The earnings release is furnished as Exhibit 99.1. The company states this information is furnished under Item 2.02 and is not deemed filed under the Securities Exchange Act, except as specifically incorporated by reference.

8-K Event Classification

2 items: 2.02, 9.01

2 items

Item 2.02 Results of Operations and Financial Condition Financial

Disclosure of earnings results, typically an earnings press release or preliminary financials.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, or exhibit attachments filed with this report.

FAQ

AI-generated questions and answers. How Rhea-AI works. Not financial advice.

What did GLDD announce in this 8-K?

GLDD issued an earnings release for the quarter ended September 30, 2025, and announced a conference call and webcast to discuss the results.

When is GLDD’s earnings call for Q3 2025?

The call and webcast are scheduled for 9:00 a.m. C.S.T. on November 4, 2025.

Which period does the earnings release cover for GLDD (GLDD)?

It covers the three months ended September 30, 2025.

How is the earnings release information treated legally?

It is furnished under Item 2.02 and is not deemed filed under the Exchange Act unless specifically incorporated by reference.

Which exhibit contains GLDD’s earnings release?

Exhibit 99.1 contains the earnings release.

What exchange lists GLDD’s common stock?

GLDD’s common stock trades on the Nasdaq Stock Market, LLC.

AI-generated analysis. How Rhea-AI works. Not financial advice.

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

_________________

FORM 8-K

_________________

CURRENT REPORT

Pursuant to Section 13 or 15(d)
of the Securities Exchange Act of 1934

Date of Report (Date of earliest event reported):  November 4, 2025

_______________________________

Great Lakes Dredge & Dock Corporation

(Exact name of registrant as specified in its charter)

_______________________________

Delaware	001-33225	20-5336063
(State or Other Jurisdiction of Incorporation)	(Commission File Number)	(I.R.S. Employer Identification No.)

9811 Katy Freeway, Suite 1200

Houston, Texas 77024

(Address of Principal Executive Offices) (Zip Code)

(346) 359-1010

(Registrant's telephone number, including area code)

(Former name or former address, if changed since last report)

_______________________________

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions:

☐	Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
☐	Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
☐	Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
☐	Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class	Trading Symbol(s)	Name of each exchange on which registered
Common Stock (Par Value $0.0001)	GLDD	Nasdaq Stock Market, LLC

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 2.02. Results of Operations and Financial Condition.

On November 4, 2025, Great Lakes Dredge & Dock Corporation issued an earnings release announcing its financial results for the three months ended September 30, 2025, and announcing a conference call and webcast to be held at 9:00 a.m. (C.S.T.) on Tuesday, November 4, 2025, to discuss these results. A copy of the earnings release is furnished as Exhibit 99.1 and incorporated herein by reference.

The information in this Form 8-K and Exhibit 99.1 are furnished pursuant to Item 2.02 of this Form 8-K and shall not be deemed filed for purposes of Section 18 of the Securities Exchange Act of 1934 or incorporated by reference in any filings under the Securities Act of 1933 or the Securities Exchange Act of 1934, except as shall be expressly set forth by specific reference in any such filing.

Item 9.01. Financial Statements and Exhibits.

(d) Exhibits

The following exhibit is furnished herewith:

99.1		Earnings Release of Great Lakes Dredge & Dock Corporation dated November 4, 2025, announcing financial results for the three months ended September 30, 2025.
104		Cover Page Interactive Data File (embedded within the Inline XBRL document)

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

	Great Lakes Dredge & Dock Corporation
Date: November 4, 2025	By:	/s/ SCOTT KORNBLAU
		Scott Kornblau
		Senior Vice President and Chief Financial Officer

EXHIBIT INDEX

Number		Exhibit
99.1		Earnings Release of Great Lakes Dredge & Dock Corporation dated November 4, 2025, announcing financial results for the three months ended September 30, 2025.
104		Cover Page Interactive Data File (embedded within the Inline XBRL document)