QUANTERIX CORP

Ticker: QTRX CUSIP: 74766Q101 Class: Common Stock

DIMENSIONAL FUND ADVISORS LP's Holding History (CIK: 0000354204)

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

Q4 2025
Shares 389,466 Value ($000) $2,477 Avg Close $6.21 Range $4.50 - $7.88
Q3 2025
Shares 707,071 Value ($000) $3,839 Avg Close $5.32 Range $4.15 - $7.09
Q2 2025
Shares 803,735 Value ($000) $5,345 Avg Close $5.57 Range $4.05 - $7.03
Q1 2025
Shares 841,333 Value ($000) $5,477 Avg Close $8.34 Range $6.16 - $12.41
Q4 2024
Shares 893,645 Value ($000) $9,500 Avg Close $12.16 Range $9.87 - $15.67
Q3 2024
Shares 887,546 Value ($000) $11,502 Avg Close $13.36 Range $10.50 - $16.74
Q2 2024
Shares 907,494 Value ($000) $11,987 Avg Close $16.71 Range $11.83 - $23.86
Q1 2024
Shares 996,636 Value ($000) $23,481 Avg Close $24.77 Range $21.53 - $29.70
Q4 2023
Shares 974,111 Value ($000) $26,635 Avg Close $23.54 Range $19.35 - $28.78
Q3 2023
Shares 842,916 Value ($000) $22,878 Avg Close $24.75 Range $20.57 - $28.77
Q2 2023
Shares 695,544 Value ($000) $15,686 Avg Close $17.82 Range $10.64 - $24.14
Q1 2023
Shares 508,324 Value ($000) $5,728 Avg Close $12.78 Range $10.02 - $15.63
Q4 2022
Shares 229,297 Value ($000) $3 Avg Close $11.51 Range $8.19 - $14.55
Q3 2022
Shares 144,410 Value ($000) $1,591 Avg Close $12.71 Range $6.31 - $19.46
Q2 2022
Shares 255,057 Value ($000) $4,129 Avg Close $20.56 Range $14.58 - $31.33
Q1 2022
Shares 257,929 Value ($000) $7,528 Avg Close $30.56 Range $22.70 - $43.32
Q4 2021
Shares 182,652 Value ($000) $7,744 Avg Close $46.70 Range $35.02 - $60.92
Q3 2021
Shares 155,721 Value ($000) $7,753 Avg Close $51.55 Range $44.20 - $60.95
Q2 2021
Shares 292,514 Value ($000) $17,159 Avg Close $58.04 Range $41.76 - $69.22
Q1 2021
Shares 201,213 Value ($000) $11,765 Avg Close $67.60 Range $42.92 - $92.57
Q4 2020
Shares 26,141 Value ($000) $1,216 Avg Close $43.65 Range $33.55 - $52.75