Quanterix Corporation · NASDAQ:QTRX
Portolan Capital Management, LLC reported a 6.25% stake in Quanterix Corporation (Schedule 13G/A)
Event Mar 31, 2026 · Filed May 15, 2026
Portolan Capital Management, LLC reported a 6.25% stake in Quanterix Corporation, 2,945,823 shares, as a passive investor on Mar 31, 2026. Filed May 15, 2026 (Schedule 13G/A).
- Stake
- 6.25%
- Shares
- 2,945,823
- Intent
- Passive
- What changed
- Stake changed
- Filed together
- 2 holders
The filing in full
| Holder | Stake | Shares |
|---|---|---|
| Portolan Capital Management, LLC | 6.25% | 2,945,823 |
| George McCabe | 6.25% | 2,945,823 |
Source
Related
- Quanterix Corporation
- Portolan Capital Management, LLC
- Quanterix Corporation shareholders
- Schedule 13G/A · Portolan Capital Management, LLC · Aug 14, 2026
- Schedule 13G/A · Portolan Capital Management, LLC · Aug 13, 2025
- Schedule 13G/A · Portolan Capital Management, LLC · May 15, 2025
- Form 4 · Miller Michael Francis · Oct 16, 2026
- Form 4 · Magovcevic-Liebisch Ivana · Oct 2, 2026
- Form 4 · Donnelly William P · Oct 2, 2026
- Form 4 · Mendel Scott · Oct 2, 2026
- Form 4 · Miller Michael Francis · Sep 16, 2026