Portolan Capital Management, LLC - Mar 31, 2025 SCHEDULE 13G/A Report for Quanterix Corp Common Stock, $0.001 par value per share (QTRX)

Filing Manager: Portolan Capital Management, LLC
Reporting Manager: Portolan Capital Management, LLC
Security: Quanterix Corp Common Stock, $0.001 par value per share
Symbol: QTRX
Shares outstanding: 38.8M shares
Disclosed Ownership: 2.96M shares
Ownership: 7.64%
Form type: SCHEDULE 13G/A
Date filed: 5/15/2025, 11:29 AM
Date of event: Mar 31, 2025
Next filing: Aug 13, 2025
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	7.64%	2.96M	2.96M	0	George McCabe	George McCabe/Manager
George McCabe	7.64%	2.96M	2.96M	0	George McCabe	George McCabe