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SCHEDULE 13G/A
SCHEDULE 13G/A0000053417-25-000100·Great Lakes Dredge & Dock CORP
Schedule 13G ownership disclosure
Great Lakes Dredge & Dock Corp
Common Stock · CUSIP: 390607109
Event date: 2025-09-30
- Filing-level shares
- 4,274,268
- Percent of class
- 6.3%
- Jennison Associates LLC
Shares: 4,274,268 · Class: 6.3%
Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.
Source: SEC EDGAR filingFiling metadata
- Accession number
- 0000053417-25-000100
- Form type
- SCHEDULE 13G/A
- Filer
- Great Lakes Dredge & Dock CORP
- CIK
- CIK 1372020
- Filed
- Nov 05, 2025
- Reporting period
- Sep 30, 2025
- Description
- Schedule 13G beneficial ownership