0000950170-24-054570.txt : 20240507 0000950170-24-054570.hdr.sgml : 20240507 20240507162402 ACCESSION NUMBER: 0000950170-24-054570 CONFORMED SUBMISSION TYPE: 4 PUBLIC DOCUMENT COUNT: 1 CONFORMED PERIOD OF REPORT: 20240506 FILED AS OF DATE: 20240507 DATE AS OF CHANGE: 20240507 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: GUNSTEN CHRISTOPHER CENTRAL INDEX KEY: 0001939594 ORGANIZATION NAME: FILING VALUES: FORM TYPE: 4 SEC ACT: 1934 Act SEC FILE NUMBER: 001-33225 FILM NUMBER: 24922372 MAIL ADDRESS: STREET 1: C/O GREAT LAKES DREDGE & DOCK CORP. STREET 2: 9811 KATY FREEWAY, SUITE 1200 CITY: HOUSTON STATE: TX ZIP: 77024 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 IRS NUMBER: 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 1 ownership.xml 4 X0508 4 2024-05-06 0001372020 Great Lakes Dredge & Dock CORP GLDD 0001939594 GUNSTEN CHRISTOPHER C/O GREAT LAKES DREDGE & DOCK CORP. 9811 KATY FREEWAY, SUITE 1200 HOUSTON TX 77024 false true false false SVP-Proj Svcs & Fleet Engineer false Common Stock 2024-05-06 4 F false 640 7.04 D 57657 D /s/Vivienne R. Schiffer, by Power of Attorney 2024-05-07