QUANTERIX CORP

Ticker: QTRX CUSIP: 74766Q101 Class: Common Stock

Caitong International Asset Management Co., Ltd's Holding History (CIK: 0001963355)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025
Shares 763 Value ($000) $5 Avg Close $6.21 Range $4.50 - $7.88
Q1 2025
Shares 326 Value ($000) $2 Avg Close $8.34 Range $6.16 - $12.41