Symbol
QTRX on Nasdaq
Investment type
Equity / Common Stock
Latest Disclosed Shares Owned
3,633,622 shares
Security Ownership %
9.4%
Shares, Excluding Options vs Price
Value, Excluding Options

Portolan Capital Management, LLC ownership in Quanterix Corp Common Stock (QTRX)

13 Aug 2025 - Portolan Capital Management, LLC has filed an SCHEDULE 13G/A form with the Securities and Exchange Commission (SEC) disclosing ownership of 3,633,622 shares of Quanterix Corp Common Stock (QTRX). This represents 9.4% ownership of the company. In their previous filing dated 15 May 2025, Portolan Capital Management, LLC had reported owning 2,963,397 shares, indicating an increase of +23%. .
* Reported Price is the price of the security as of the portfolio date. This value is significant in that it is the last known price at which the security was still held.
An asterisk sign (*) next to the price indicates that the price is likely invalid.