BlackRock, Inc. - 31 Mar 2025 SCHEDULE 13G/A Report for GREAT LAKES DREDGE & DOCK CORPORATION Common Stock (GLDD)

Filing Manager: BlackRock, Inc.
Reporting Manager: BlackRock, Inc.
Security: GREAT LAKES DREDGE & DOCK CORPORATION Common Stock
Symbol: GLDD
Shares outstanding: 67,419,598 shares
Disclosed Ownership: 6,708,250 shares
Ownership: 9.95%
Form type: SCHEDULE 13G/A
Filing time: 24 Apr 2025, 09:27:40 UTC
Date of event: 31 Mar 2025
SEC: View on sec.gov

Reporting Managers (1)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
BlackRock, Inc.	9.95%	6,708,250	6,582,252	0	Spencer Fleming	Managing Director