MSCI INC

Ticker: MSCI CUSIP: 55354G100 Class: COM

GROUP ONE TRADING, L.P.'s Holding History (CIK: 0000932540)

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

Q4 2025
Shares 130 Value ($000) $75 Avg Close $559.99 Range $523.66 - $592.51
Q3 2025
Shares 220 Value ($000) $125 Avg Close $562.63 Range $521.69 - $589.53
Q2 2025
Shares 285 Value ($000) $164 Avg Close $549.12 Range $482.15 - $575.42
Q1 2025
Shares 58 Value ($000) $33 Avg Close $574.91 Range $530.87 - $627.03
Q2 2024
Shares 54 Value ($000) $26 Avg Close $486.44 Range $430.65 - $551.70
Q4 2021
Shares 667 Value ($000) $409 Avg Close $599.45 Range $548.21 - $650.23
Q3 2021
Shares 1,260 Value ($000) $767 Avg Close $583.04 Range $506.82 - $636.99
Q2 2021
Shares 1,093 Value ($000) $583 Avg Close $454.06 Range $401.37 - $517.93
Q1 2021
Shares 636 Value ($000) $267 Avg Close $399.51 Range $361.01 - $433.03
Q4 2019
Shares 874 Value ($000) $226 Avg Close $229.41 Range $197.65 - $252.05
Q3 2019
Shares 922 Value ($000) $201 Avg Close $217.32 Range $193.73 - $231.91
Q1 2019
Shares 1,324 Value ($000) $263 Avg Close $162.27 Range $131.35 - $186.28
Q4 2017
Shares 98 Value ($000) $12 Avg Close $114.62 Range $105.61 - $120.11
Q2 2017
Shares 100 Value ($000) $10 Avg Close $91.85 Range $86.57 - $97.60