Filing Manager
BlackRock, Inc.
Reporting Manager
BlackRock, Inc.
Symbol
GLDD
Shares outstanding
67,419,598 shares
Disclosed Ownership
6,708,250 shares
Ownership
10%
Form type
SCHEDULE 13G/A
Filing time
24 Apr 2025, 09:27:40 UTC
Date of event
31 Mar 2025
Next filing
04 Mar 2026

Quoteable Key Fact

"BlackRock, Inc. disclosed 10% ownership in GREAT LAKES DREDGE & DOCK CORPORATION Common Stock (GLDD) on 31 Mar 2025."

Quick Takeaways

  • BlackRock, Inc. filed SCHEDULE 13G/A for GREAT LAKES DREDGE & DOCK CORPORATION Common Stock (GLDD).
  • Disclosed ownership: 10%.
  • Date of event: 31 Mar 2025.

What Changed

  • No earlier schedule filing is available for direct comparison.
  • Current filing was accepted on 24 Apr 2025, 09:27.

Why This Matters

  • This page explains what this Schedule 13D/13G filing tells you before manager-level rows.
  • You can verify ownership claims directly against the original SEC filing.

Source Evidence

Backed by Schedule 13D/13G

Beneficial ownership values are sourced from the original SEC Schedule 13D/13G filing.

See Original Filing

Reporting Managers (1)

Name Ownership Shares Owned sole voting power shared voting power Signature Title CIK
BlackRock, Inc. 10% 6,708,250 6,582,252 0 Spencer Fleming Managing Director