QUANTERIX CORP

Ticker: QTRX CUSIP: 74766Q101 Class: Common Stock

STRS OHIO's Holding History (CIK: 0000820478)

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

Q4 2025
Shares 29 Value ($000) $0 Avg Close $6.21 Range $4.50 - $7.88
Q3 2025
Shares 29 Value ($000) $0 Avg Close $5.32 Range $4.15 - $7.09
Q3 2024
Shares 12,900 Value ($000) $167 Avg Close $13.36 Range $10.50 - $16.74
Q2 2024
Shares 18,700 Value ($000) $247 Avg Close $16.71 Range $11.83 - $23.86
Q1 2024
Shares 18,700 Value ($000) $0 Avg Close $24.77 Range $21.53 - $29.70
Q4 2023
Shares 18,400 Value ($000) $1 Avg Close $23.54 Range $19.35 - $28.78
Q3 2023
Shares 17,400 Value ($000) $0 Avg Close $24.75 Range $20.57 - $28.77
Q2 2023
Shares 28,200 Value ($000) $1 Avg Close $17.82 Range $10.64 - $24.14
Q1 2023
Shares 43,800 Value ($000) $0 Avg Close $12.78 Range $10.02 - $15.63
Q4 2022
Shares 43,800 Value ($000) $1 Avg Close $11.51 Range $8.19 - $14.55
Q3 2022
Shares 58,600 Value ($000) $645 Avg Close $12.71 Range $6.31 - $19.46
Q2 2022
Shares 8,900 Value ($000) $144 Avg Close $20.56 Range $14.58 - $31.33
Q1 2022
Shares 8,900 Value ($000) $259 Avg Close $30.56 Range $22.70 - $43.32
Q4 2021
Shares 8,900 Value ($000) $377 Avg Close $46.70 Range $35.02 - $60.92
Q3 2021
Shares 8,900 Value ($000) $443 Avg Close $51.55 Range $44.20 - $60.95
Q2 2021
Shares 13,000 Value ($000) $762 Avg Close $58.04 Range $41.76 - $69.22
Q1 2021
Shares 17,500 Value ($000) $1,023 Avg Close $67.60 Range $42.92 - $92.57
Q4 2020
Shares 15,700 Value ($000) $730 Avg Close $43.65 Range $33.55 - $52.75
Q3 2020
Shares 4,700 Value ($000) $158 Avg Close $32.20 Range $26.01 - $37.77
Q1 2018
Shares 1,400 Value ($000) $23 Avg Close $20.04 Range $16.03 - $24.80