QUANTERIX CORP

Ticker: QTRX CUSIP: 74766Q101 Class: Common Stock

SIGNATUREFD, LLC's Holding History (CIK: 0001456048)

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

Q4 2025
Shares 387 Value ($000) $2 Avg Close $6.21 Range $4.50 - $7.88
Q1 2025
Shares 66 Value ($000) $0 Avg Close $8.34 Range $6.16 - $12.41
Q4 2024
Shares 518 Value ($000) $6 Avg Close $12.16 Range $9.87 - $15.67
Q3 2024
Shares 205 Value ($000) $3 Avg Close $13.36 Range $10.50 - $16.74
Q2 2024
Shares 54 Value ($000) $1 Avg Close $16.71 Range $11.83 - $23.86
Q1 2024
Shares 350 Value ($000) $8 Avg Close $24.77 Range $21.53 - $29.70
Q4 2023
Shares 246 Value ($000) $7 Avg Close $23.54 Range $19.35 - $28.78
Q3 2023
Shares 405 Value ($000) $11 Avg Close $24.75 Range $20.57 - $28.77
Q2 2023
Shares 445 Value ($000) $10 Avg Close $17.82 Range $10.64 - $24.14
Q1 2023
Shares 482 Value ($000) $5 Avg Close $12.78 Range $10.02 - $15.63
Q4 2022
Shares 405 Value ($000) $6 Avg Close $11.51 Range $8.19 - $14.55
Q3 2022
Shares 27 Value ($000) $0 Avg Close $12.71 Range $6.31 - $19.46
Q2 2022
Shares 42 Value ($000) $1 Avg Close $20.56 Range $14.58 - $31.33
Q1 2022
Shares 22 Value ($000) $1 Avg Close $30.56 Range $22.70 - $43.32
Q4 2021
Shares 70 Value ($000) $3 Avg Close $46.70 Range $35.02 - $60.92
Q3 2021
Shares 65 Value ($000) $3 Avg Close $51.55 Range $44.20 - $60.95
Q2 2021
Shares 35 Value ($000) $2 Avg Close $58.04 Range $41.76 - $69.22
Q1 2021
Shares 11 Value ($000) $1 Avg Close $67.60 Range $42.92 - $92.57