QUANTERIX CORP

Ticker: QTRX CUSIP: 74766Q101 Class: Common Stock

PDT Partners, LLC's Holding History (CIK: 0001564702)

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

Q4 2025
Shares 47,668 Value ($000) $303 Avg Close $6.21 Range $4.50 - $7.88
Q3 2025
Shares 47,668 Value ($000) $259 Avg Close $5.32 Range $4.15 - $7.09
Q2 2025
Shares 47,668 Value ($000) $317 Avg Close $5.57 Range $4.05 - $7.03
Q2 2023
Shares 18,012 Value ($000) $406 Avg Close $17.82 Range $10.64 - $24.14
Q1 2023
Shares 36,822 Value ($000) $415 Avg Close $12.78 Range $10.02 - $15.63
Q4 2022
Shares 18,075 Value ($000) $250 Avg Close $11.51 Range $8.19 - $14.55
Q3 2022
Shares 18,956 Value ($000) $209 Avg Close $12.71 Range $6.31 - $19.46
Q1 2021
Shares 10,864 Value ($000) $635 Avg Close $67.60 Range $42.92 - $92.57
Q4 2020
Shares 6,764 Value ($000) $315 Avg Close $43.65 Range $33.55 - $52.75