Welcome to our dedicated page for Great Lakes Dredge & Dock SEC filings (Ticker: GLDD), a comprehensive resource for investors and traders seeking official regulatory documents including 10-K annual reports, 10-Q quarterly earnings, 8-K material events, and insider trading forms.
This page provides access to U.S. Securities and Exchange Commission (SEC) filings for Great Lakes Dredge & Dock Corporation (NASDAQ: GLDD), a Houston-based company described as the largest provider of dredging services in the United States. Through these filings, investors can review official disclosures about the company’s financial performance, capital structure, and material agreements.
Great Lakes uses current reports on Form 8-K to announce significant events. Recent examples include 8-K filings reporting quarterly earnings releases for periods such as the three months ended June 30 and September 30, as well as an 8-K describing Amendment No. 3 to its Second Amended and Restated Revolving Credit and Security Agreement. That amended credit agreement outlines the terms of a senior secured revolving credit facility, including total commitments, maturity, permitted uses of borrowings, collateral, covenants, and events of default.
In addition to 8-Ks, investors typically look to annual reports on Form 10-K and quarterly reports on Form 10-Q (when available) for detailed financial statements, management’s discussion and analysis, risk factors, and information about the company’s dredging and offshore energy operations. These filings often discuss topics such as backlog, fleet investments, and the company’s relationships with key customers like the U.S. Army Corps of Engineers.
Stock Titan’s platform enhances these documents with AI-powered summaries that highlight the main points of lengthy filings, helping readers quickly understand items such as new credit agreements, changes in liquidity, or updates on major projects. Real-time ingestion of filings from the SEC’s EDGAR system allows users to see new GLDD disclosures soon after they are filed, while AI-generated insights can assist in interpreting complex legal and financial language.
For those tracking insider activity, this page also centralizes access to Forms 3, 4, and 5 (when filed), which report beneficial ownership and changes in holdings by directors, officers, and significant shareholders. Together, these SEC documents form the core regulatory record for Great Lakes Dredge & Dock Corporation.
Great Lakes Dredge & Dock Corp. director Kathleen M. Shanahan reported stock unit conversions into common shares. On January 15, 2026, she exercised 2,849 Deferred Stock Units (DSUs) and separately 3,002 DSUs at an exercise price of $0 per share, receiving the same number of Great Lakes Dredge & Dock common shares for each transaction.
Each DSU represents the right to receive one share of common stock at settlement. After these transactions, she directly held 76,375 shares of common stock, while still holding 11,853 DSUs from a 2024 grant and 8,851 DSUs from a 2025 grant that continue to vest in future installments or earlier if her board service ends.
Great Lakes Dredge & Dock Corp. executive Vivienne R. Schiffer, SVP-Project Acquisition & Ops, reported a sale of company stock. On 12/10/2025 she sold 2,100 shares of common stock at a weighted average price of $13.9564, with individual trades priced between $13.95 and $13.975. After this transaction she directly owns 91,963.2594 shares of Great Lakes Dredge & Dock common stock. The sale was executed under a Rule 10b5-1 trading plan adopted on August 18, 2025, providing for pre-arranged stock transactions.
Great Lakes Dredge & Dock (GLDD) reported stronger Q3 2025 results. Contract revenues were $195.2 million, up slightly from $191.2 million a year ago, driving operating income to $28.1 million from $16.7 million. Net income rose to $17.7 million, or $0.26 diluted earnings per share, versus $0.13. Year to date, revenue reached $631.8 million and net income was $60.8 million, with diluted EPS of $0.90.
Cash generation was solid: operating cash flow for the nine months was $166.9 million, while capital spending was $117.8 million, reflecting fleet investments. The company ended Q3 with $12.7 million in cash, no revolver borrowings, $58.5 million in letters of credit, and $271.1 million of ABL availability. Long‑term debt was $415.3 million. Backlog remained substantial, with $934.5 million in dredging remaining performance obligations and $73.0 million in offshore energy, most expected to convert to revenue by the end of 2026. During 2025, GLDD repurchased 1,312,493 shares for approximately $11.6 million. Subsequent to quarter end, GLDD upsized its ABL to $430.0 million and repaid the $100.0 million Second Lien facility, incurring a 3% call premium.
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.
Great Lakes Dredge & Dock Corporation amended its revolving credit facility, increasing the senior secured revolver to
The facility matures on the earlier of
The obligations are guaranteed by material domestic subsidiaries and secured by first-priority liens on substantially all U.S.-flagged and located vessels, domestic accounts receivable, and substantially all other assets, subject to permitted liens. After the Adjustment Date tied to the fiscal quarter ending
Ronald Steger, a director of Great Lakes Dredge & Dock Corp. (GLDD), reported transactions dated 09/30/2025. The filing shows a disposition of 20,404 shares of Common Stock and a grant of 2,304 Deferred Stock Units (DSUs) under the company’s Director Deferral Plan. The DSUs are deferred compensation that will be paid in common stock on a 1-for-1 basis when Mr. Steger’s board service ends.
The form is signed by Vivienne R. Schiffer by power of attorney on 10/01/2025. Following the reported transactions the filing indicates 41,337 shares of common stock beneficially owned (direct).
Kathleen M. Shanahan, a director of Great Lakes Dredge & Dock Corp (GLDD), reported transactions dated 09/30/2025. The filing shows a disposition of 70,524 shares of common stock and the grant and deferral of 2,106 Deferred Stock Units (DSUs) under the company’s Director Deferral Plan. The DSUs are payable in common stock on a 1-for-1 basis in three equal annual installments beginning January 15, 2026. Following the reported derivative transaction, the filing shows 12,777 shares beneficially owned by the reporting person in a direct ownership form. The report was signed by power of attorney on 10/01/2025 and lists the reporting person’s affiliation and Houston address as provided.
Lawrence R. Dickerson, a director of Great Lakes Dredge & Dock Corp. (GLDD), reported changes in his beneficial ownership on Form 4. The filing shows a transaction dated 09/30/2025 in which 86,217 shares of common stock were disposed of, leaving Mr. Dickerson with 70,218 shares held directly following the reported transactions. The Form 4 is signed by an attorney-in-fact on behalf of Mr. Dickerson.
The filing also discloses that on 09/30/2025 Mr. Dickerson was granted 4,165 Deferred Stock Units (DSUs) under the company’s Director Deferral Plan. The DSUs are deferred compensation that will be paid in common stock on a 1-for-1 basis when his board service ends and are recorded at a price of $0 in the form. The filing contains no earnings or operational information.
Scott Lee Kornblau, SVP & CFO of Great Lakes Dredge & Dock Corp. (GLDD), reported the sale of 59,805 shares of GLDD common stock on 08/11/2025. The filing shows the sale was executed pursuant to a Rule 10b5-1 trading plan adopted May 9, 2025, with a reported weighted average sale price of $11.476 and individual trade prices ranging from $11.36 to $11.68.
After the reported transactions the Form 4 lists 112,130.24 as the amount of securities beneficially owned following the sale. The Form 4 was submitted by one reporting person and signed by an attorney-in-fact acting under power of attorney.
Great Lakes Dredge & Dock Corporation (GLDD) filed a Form 144 notifying a proposed sale of 59,805 common shares via Fidelity Brokerage Services LLC on NASDAQ, with an aggregate market value of $686,583.34 and 67,995,301 shares outstanding. The sale is slated for 08/11/2025.
The filing shows the shares were acquired through employee purchase plans and restricted stock vesting between 03/05/2022 and 04/25/2024, listed as ESPP purchases and compensation-related vesting. The form reports no securities sold by the person in the past three months. Several filer identification fields in the provided content are blank.
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