QUANTERIX CORP

Ticker: QTRX CUSIP: 74766Q101 Class: Common Stock

PRICE T ROWE ASSOCIATES INC /MD/'s Holding History (CIK: 0000080255)

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

Q4 2025
Shares 43,778 Value ($000) $0 Avg Close $6.21 Range $4.50 - $7.88
Q3 2025
Shares 58,778 Value ($000) $0 Avg Close $5.32 Range $4.15 - $7.09
Q2 2025
Shares 39,599 Value ($000) $0 Avg Close $5.57 Range $4.05 - $7.03
Q1 2025
Shares 37,934 Value ($000) $0 Avg Close $8.34 Range $6.16 - $12.41
Q4 2024
Shares 33,878 Value ($000) $0 Avg Close $12.16 Range $9.87 - $15.67
Q3 2024
Shares 28,493 Value ($000) $0 Avg Close $13.36 Range $10.50 - $16.74
Q2 2024
Shares 44,143 Value ($000) $1 Avg Close $16.71 Range $11.83 - $23.86
Q1 2024
Shares 39,916 Value ($000) $1 Avg Close $24.77 Range $21.53 - $29.70
Q4 2023
Shares 38,730 Value ($000) $1 Avg Close $23.54 Range $19.35 - $28.78
Q3 2023
Shares 38,948 Value ($000) $1 Avg Close $24.75 Range $20.57 - $28.77
Q2 2023
Shares 39,313 Value ($000) $1 Avg Close $17.82 Range $10.64 - $24.14
Q1 2023
Shares 32,838 Value ($000) $0 Avg Close $12.78 Range $10.02 - $15.63
Q4 2022
Shares 240,558 Value ($000) $3 Avg Close $11.51 Range $8.19 - $14.55
Q3 2022
Shares 267,203 Value ($000) $2,946 Avg Close $12.71 Range $6.31 - $19.46
Q2 2022
Shares 1,065,367 Value ($000) $17,248 Avg Close $20.56 Range $14.58 - $31.33
Q1 2022
Shares 1,267,338 Value ($000) $36,994 Avg Close $30.56 Range $22.70 - $43.32
Q4 2021
Shares 1,445,602 Value ($000) $61,294 Avg Close $46.70 Range $35.02 - $60.92
Q3 2021
Shares 1,424,048 Value ($000) $70,903 Avg Close $51.55 Range $44.20 - $60.95
Q2 2021
Shares 1,440,259 Value ($000) $84,486 Avg Close $58.04 Range $41.76 - $69.22
Q1 2021
Shares 2,103,054 Value ($000) $122,966 Avg Close $67.60 Range $42.92 - $92.57
Q4 2020
Shares 1,285,357 Value ($000) $59,769 Avg Close $43.65 Range $33.55 - $52.75
Q3 2020
Shares 1,427,330 Value ($000) $48,158 Avg Close $32.20 Range $26.01 - $37.77
Q2 2020
Shares 1,313,573 Value ($000) $35,979 Avg Close $25.27 Range $17.12 - $28.99
Q1 2020
Shares 1,387,324 Value ($000) $25,485 Avg Close $22.82 Range $10.89 - $29.00
Q4 2019
Shares 1,444,434 Value ($000) $34,132 Avg Close $22.82 Range $19.08 - $26.07
Q3 2019
Shares 1,629,681 Value ($000) $35,788 Avg Close $27.89 Range $21.17 - $35.69
Q2 2019
Shares 1,030,830 Value ($000) $34,832 Avg Close $25.87 Range $19.54 - $36.15
Q1 2019
Shares 992,961 Value ($000) $25,648 Avg Close $22.33 Range $17.08 - $26.06
Q4 2018
Shares 991,561 Value ($000) $18,155 Avg Close $17.94 Range $16.00 - $22.23
Q3 2018
Shares 989,509 Value ($000) $21,195 Avg Close $15.81 Range $13.00 - $22.61
Q2 2018
Shares 989,173 Value ($000) $14,205 Avg Close $17.31 Range $13.53 - $20.83
Q1 2018
Shares 989,573 Value ($000) $16,368 Avg Close $20.04 Range $16.03 - $24.80
Q4 2017
Shares 990,448 Value ($000) $20,642 Avg Close $19.52 Range $15.56 - $23.70