QUANTERIX CORP

Ticker: QTRX CUSIP: 74766Q101 Class: Common Stock

TWO SIGMA INVESTMENTS, LP's Holding History (CIK: 0001179392)

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

Q4 2025
Shares 258,858 Value ($000) $1,646 Avg Close $6.21 Range $4.50 - $7.88
Q3 2025
Shares 250,074 Value ($000) $1,358 Avg Close $5.32 Range $4.15 - $7.09
Q2 2025
Shares 242,689 Value ($000) $1,614 Avg Close $5.57 Range $4.05 - $7.03
Q1 2025
Shares 136,015 Value ($000) $885 Avg Close $8.34 Range $6.16 - $12.41
Q4 2024
Shares 56,962 Value ($000) $606 Avg Close $12.16 Range $9.87 - $15.67
Q1 2024
Shares 11,837 Value ($000) $279 Avg Close $24.77 Range $21.53 - $29.70
Q4 2023
Shares 79,516 Value ($000) $2,174 Avg Close $23.54 Range $19.35 - $28.78
Q3 2023
Shares 170,696 Value ($000) $4,633 Avg Close $24.75 Range $20.57 - $28.77
Q2 2023
Shares 237,700 Value ($000) $5,360 Avg Close $17.82 Range $10.64 - $24.14
Q1 2023
Shares 300,816 Value ($000) $3,390 Avg Close $12.78 Range $10.02 - $15.63
Q4 2022
Shares 251,731 Value ($000) $3,486 Avg Close $11.51 Range $8.19 - $14.55
Q3 2022
Shares 333,419 Value ($000) $3,674 Avg Close $12.71 Range $6.31 - $19.46
Q2 2022
Shares 150,749 Value ($000) $2,441 Avg Close $20.56 Range $14.58 - $31.33
Q1 2022
Shares 146,415 Value ($000) $4,274 Avg Close $30.56 Range $22.70 - $43.32
Q4 2021
Shares 93,347 Value ($000) $3,958 Avg Close $46.70 Range $35.02 - $60.92
Q3 2021
Shares 118,767 Value ($000) $5,913 Avg Close $51.55 Range $44.20 - $60.95
Q2 2021
Shares 52,500 Value ($000) $3,080 Avg Close $58.04 Range $41.76 - $69.22
Q1 2021
Shares 126,651 Value ($000) $7,405 Avg Close $67.60 Range $42.92 - $92.57
Q4 2020
Shares 5,591 Value ($000) $260 Avg Close $43.65 Range $33.55 - $52.75
Q3 2020
Shares 15,356 Value ($000) $518 Avg Close $32.20 Range $26.01 - $37.77