INTERACTIVE BROKERS GROUP IN

Ticker: IBKR CUSIP: 45841N107 Class: EQTY

STATE OF MICHIGAN RETIREMENT SYSTEM's Holding History (CIK: 0000762152)

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

Q4 2025
Shares 116,600 Value ($000) $7,499 Avg Close $66.89 Range $58.88 - $73.26
Q3 2025
Shares 120,400 Value ($000) $8,285 Avg Close $62.79 Range $53.01 - $70.18
Q2 2025
Shares 104,716 Value ($000) $5,802 Avg Close $47.28 Range $32.69 - $55.48
Q1 2025
Shares 26,079 Value ($000) $4,318 Avg Close $49.31 Range $39.14 - $58.82
Q4 2024
Shares 25,779 Value ($000) $4,554 Avg Close $41.85 Range $33.69 - $48.10
Q3 2024
Shares 25,879 Value ($000) $3,606 Avg Close $30.72 Range $25.70 - $34.63
Q2 2024
Shares 25,779 Value ($000) $3,161 Avg Close $29.54 Range $26.42 - $31.96
Q1 2024
Shares 26,279 Value ($000) $2,936 Avg Close $24.63 Range $20.33 - $27.83
Q4 2023
Shares 25,679 Value ($000) $2,129 Avg Close $20.21 Range $17.92 - $22.24
Q3 2023
Shares 25,579 Value ($000) $2,214 Avg Close $21.95 Range $20.01 - $23.60
Q2 2023
Shares 25,379 Value ($000) $2,108 Avg Close $19.44 Range $17.44 - $21.23
Q1 2023
Shares 25,979 Value ($000) $2,145 Avg Close $20.03 Range $17.46 - $22.21
Q4 2022
Shares 26,179 Value ($000) $1,894 Avg Close $18.36 Range $15.40 - $20.01
Q3 2022
Shares 25,879 Value ($000) $1,654 Avg Close $15.12 Range $12.86 - $17.38
Q2 2022
Shares 22,279 Value ($000) $1,226 Avg Close $14.55 Range $12.78 - $16.65
Q1 2022
Shares 22,179 Value ($000) $1,462 Avg Close $16.85 Range $13.94 - $19.79
Q4 2021
Shares 22,134 Value ($000) $1,758 Avg Close $18.18 Range $15.23 - $20.25
Q3 2021
Shares 21,834 Value ($000) $1,361 Avg Close $15.36 Range $14.37 - $16.36
Q2 2021
Shares 20,334 Value ($000) $1,337 Avg Close $16.85 Range $15.38 - $18.89
Q1 2021
Shares 29,934 Value ($000) $2,186 Avg Close $17.53 Range $14.36 - $19.61
Q4 2020
Shares 29,434 Value ($000) $1,793 Avg Close $12.87 Range $11.33 - $15.30
Q3 2020
Shares 28,834 Value ($000) $1,394 Avg Close $12.09 Range $9.98 - $13.03
Q2 2020
Shares 27,934 Value ($000) $1,167 Avg Close $10.11 Range $8.76 - $11.44
Q1 2020
Shares 21,300 Value ($000) $920 Avg Close $11.67 Range $8.14 - $14.11
Q4 2019
Shares 22,600 Value ($000) $1,054 Avg Close $11.31 Range $10.72 - $12.50
Q3 2019
Shares 22,300 Value ($000) $1,199 Avg Close $11.96 Range $10.69 - $13.30
Q2 2019
Shares 22,200 Value ($000) $1,203 Avg Close $13.01 Range $11.86 - $14.22
Q1 2019
Shares 26,800 Value ($000) $1,390 Avg Close $12.59 Range $11.61 - $13.91
Q4 2018
Shares 26,800 Value ($000) $1,465 Avg Close $12.75 Range $11.08 - $14.96
Q3 2018
Shares 27,800 Value ($000) $1,538 Avg Close $14.48 Range $13.14 - $15.95
Q2 2018
Shares 26,300 Value ($000) $1,694 Avg Close $17.25 Range $15.13 - $19.13
Q1 2018
Shares 26,100 Value ($000) $1,755 Avg Close $15.75 Range $14.01 - $17.65
Q4 2017
Shares 25,400 Value ($000) $1,504 Avg Close $12.95 Range $10.63 - $14.82