MARKETAXESS HLDGS INC

Ticker: MKTX CUSIP: 57060D108 Class: COM

Aigen Investment Management, LP's Holding History (CIK: 0001741224)

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

Q4 2025
Shares 1,564 Value ($000) $283 Avg Close $169.50 Range $154.80 - $183.58
Q3 2025
Shares 4,084 Value ($000) $712 Avg Close $193.45 Range $172.51 - $222.19
Q2 2025
Shares 1,203 Value ($000) $269 Avg Close $216.56 Range $190.86 - $229.08
Q3 2024
Shares 1,992 Value ($000) $510 Avg Close $228.65 Range $187.70 - $258.10
Q2 2024
Shares 3,678 Value ($000) $738 Avg Close $200.47 Range $187.45 - $222.81
Q3 2023
Shares 4,917 Value ($000) $1,050 Avg Close $233.55 Range $192.90 - $268.22
Q2 2023
Shares 5,063 Value ($000) $1,324 Avg Close $286.65 Range $245.65 - $383.62
Q4 2022
Shares 1,558 Value ($000) $435 Avg Close $246.25 Range $210.55 - $283.35
Q2 2021
Shares 3,053 Value ($000) $1,415 Avg Close $449.61 Range $407.56 - $515.46
Q1 2020
Shares 2,302 Value ($000) $766 Avg Close $327.01 Range $258.83 - $365.21
Q4 2019
Shares 127 Value ($000) $48 Avg Close $343.80 Range $297.75 - $386.27