0000950170-25-059448.txt : 20250428 0000950170-25-059448.hdr.sgml : 20250428 20250428182150 ACCESSION NUMBER: 0000950170-25-059448 CONFORMED SUBMISSION TYPE: 4/A PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20250331 FILED AS OF DATE: 20250428 DATE AS OF CHANGE: 20250428 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Steger Ronald CENTRAL INDEX KEY: 0001616560 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4/A SEC ACT: 1934 Act SEC FILE NUMBER: 001-33225 FILM NUMBER: 25882029 MAIL ADDRESS: STREET 1: 13710 OASIS TERRACE CITY: LAKEWOOD RANCH STATE: FL ZIP: 34202 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: Great Lakes Dredge & Dock CORP CENTRAL INDEX KEY: 0001372020 STANDARD INDUSTRIAL CLASSIFICATION: HEAVY CONSTRUCTION OTHER THAN BUILDING CONST - CONTRACTORS [1600] ORGANIZATION NAME: 05 Real Estate & Construction EIN: 205336063 STATE OF INCORPORATION: DE FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 9811 KATY FREEWAY STREET 2: SUITE 1200 CITY: HOUSTON STATE: TX ZIP: 77024 BUSINESS PHONE: (346) 359-1010 MAIL ADDRESS: STREET 1: 9811 KATY FREEWAY STREET 2: SUITE 1200 CITY: HOUSTON STATE: TX ZIP: 77024 FORMER COMPANY: FORMER CONFORMED NAME: Great Lakes Dredge & Dock Holdings Corp. DATE OF NAME CHANGE: 20060808 4/A 1 ownership.xml 4/A X0508 4/A 2025-03-31 2025-04-01 0001372020 Great Lakes Dredge & Dock CORP GLDD 0001616560 Steger Ronald C/O GREAT LAKES DREDGE & DOCK CORP. 9811 KATY FREEWAY, SUITE 1200 HOUSTON TX 77024 true false false false false Deferred Stock Units 2025-03-31 4 A false 3175 0 A Common Stock 3175 36767 D Deferred Stock Units ("DSUs") granted March 31, 2025 and deferred pursuant to the Company's Director Deferral Plan. The DSUs will be payable in common stock on a 1-for-1 basis on the date upon which Mr. Steger's board service ends. This amendment is being filed to correct the number of shares issued. Due to an administrative error, the original filing inadvertently overstated the number of shares. /s/Vivienne R. Schiffer, by Power of Attorney 2025-04-28