QUANTERIX CORP

Ticker: QTRX CUSIP: 74766Q101 Class: Common Stock

Granahan Investment Management, LLC's Holding History (CIK: 0001026710)

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

Q4 2024
Shares 536,417 Value ($000) $5,702 Avg Close $12.16 Range $9.87 - $15.67
Q3 2024
Shares 1,102,631 Value ($000) $14,290 Avg Close $13.36 Range $10.50 - $16.74
Q2 2024
Shares 1,129,491 Value ($000) $14,921 Avg Close $16.71 Range $11.83 - $23.86
Q1 2024
Shares 671,779 Value ($000) $15,827 Avg Close $24.77 Range $21.53 - $29.70
Q4 2023
Shares 666,859 Value ($000) $18,232 Avg Close $23.54 Range $19.35 - $28.78
Q3 2023
Shares 759,365 Value ($000) $20,609 Avg Close $24.75 Range $20.57 - $28.77
Q2 2023
Shares 1,178,512 Value ($000) $26,575 Avg Close $17.82 Range $10.64 - $24.14
Q1 2023
Shares 1,298,026 Value ($000) $14,629 Avg Close $12.78 Range $10.02 - $15.63
Q4 2022
Shares 1,261,552 Value ($000) $17,472 Avg Close $11.51 Range $8.19 - $14.55
Q3 2022
Shares 1,272,939 Value ($000) $14,028 Avg Close $12.71 Range $6.31 - $19.46
Q2 2022
Shares 1,073,855 Value ($000) $17,386 Avg Close $20.56 Range $14.58 - $31.33
Q1 2022
Shares 1,152,982 Value ($000) $33,656 Avg Close $30.56 Range $22.70 - $43.32
Q4 2021
Shares 738,540 Value ($000) $31,314 Avg Close $46.70 Range $35.02 - $60.92
Q3 2021
Shares 599,059 Value ($000) $29,827 Avg Close $51.55 Range $44.20 - $60.95
Q2 2021
Shares 609,180 Value ($000) $35,734 Avg Close $58.04 Range $41.76 - $69.22
Q1 2021
Shares 482,855 Value ($000) $28,233 Avg Close $67.60 Range $42.92 - $92.57
Q4 2020
Shares 382,376 Value ($000) $17,780 Avg Close $43.65 Range $33.55 - $52.75
Q3 2020
Shares 378,534 Value ($000) $12,772 Avg Close $32.20 Range $26.01 - $37.77
Q2 2020
Shares 351,018 Value ($000) $9,614 Avg Close $25.27 Range $17.12 - $28.99
Q1 2020
Shares 183,972 Value ($000) $3,380 Avg Close $22.82 Range $10.89 - $29.00
Q4 2019
Shares 98,682 Value ($000) $2,332 Avg Close $22.82 Range $19.08 - $26.07
Q3 2019
Shares 94,912 Value ($000) $2,084 Avg Close $27.89 Range $21.17 - $35.69