Portolan Capital Management, LLC - Dec 31, 2024 Form SCHEDULE 13G/A Schedule Report for Orion Group Holdings, Inc. (ORN)

Filing Manager: Portolan Capital Management, LLC
Reporting Manager: Portolan Capital Management, LLC
Security: Orion Group Holdings, Inc. Common Stock, $0.01 par value per share
Symbol: ORN
Shares outstanding: 39M shares
Disclosed Ownership: 449K shares
Ownership: 1.15%
Form type: SCHEDULE 13G/A
Date filed: 2/13/2025, 04:44 PM
Date of event: Dec 31, 2024
SEC: View on sec.gov

Reporting Managers (2)

Name	Ownership	Shares Owned	sole voting power	shared voting power	Signature	Title	CIK
Portolan Capital Management, LLC	1.15%	449K	449K	0	George McCabe	George McCabe/Manager
George McCabe	1.15%	449K	449K	0	George McCabe	George McCabe