ALLETE INC

CUSIP: 018522300 Class: Common Stock

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

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

Q3 2025
Shares 13,746 Value ($000) $913 Avg Close Range
Q2 2025
Shares 13,946 Value ($000) $894 Avg Close Range
Q1 2025
Shares 13,846 Value ($000) $910 Avg Close Range
Q4 2024
Shares 13,646 Value ($000) $884 Avg Close Range
Q3 2024
Shares 13,746 Value ($000) $882 Avg Close Range
Q2 2024
Shares 13,946 Value ($000) $870 Avg Close Range
Q1 2024
Shares 14,146 Value ($000) $844 Avg Close Range
Q4 2023
Shares 13,746 Value ($000) $841 Avg Close Range
Q3 2023
Shares 13,746 Value ($000) $726 Avg Close Range
Q2 2023
Shares 14,146 Value ($000) $820 Avg Close Range
Q1 2023
Shares 14,446 Value ($000) $930 Avg Close Range
Q4 2022
Shares 14,546 Value ($000) $938 Avg Close Range
Q3 2022
Shares 14,346 Value ($000) $718 Avg Close Range
Q2 2022
Shares 14,446 Value ($000) $849 Avg Close Range
Q1 2022
Shares 13,346 Value ($000) $894 Avg Close Range
Q4 2021
Shares 13,350 Value ($000) $886 Avg Close Range
Q3 2021
Shares 13,050 Value ($000) $777 Avg Close Range
Q2 2021
Shares 13,150 Value ($000) $920 Avg Close Range
Q1 2021
Shares 19,250 Value ($000) $1,293 Avg Close Range
Q4 2020
Shares 18,950 Value ($000) $1,174 Avg Close Range
Q3 2020
Shares 18,850 Value ($000) $975 Avg Close Range
Q2 2020
Shares 18,850 Value ($000) $1,029 Avg Close Range
Q1 2020
Shares 14,300 Value ($000) $868 Avg Close Range
Q4 2019
Shares 15,200 Value ($000) $1,234 Avg Close Range
Q3 2019
Shares 15,000 Value ($000) $1,311 Avg Close Range
Q2 2019
Shares 15,300 Value ($000) $1,273 Avg Close Range
Q1 2019
Shares 18,400 Value ($000) $1,513 Avg Close Range
Q4 2018
Shares 18,300 Value ($000) $1,395 Avg Close Range
Q3 2018
Shares 19,000 Value ($000) $1,425 Avg Close Range
Q2 2018
Shares 18,900 Value ($000) $1,463 Avg Close Range
Q1 2018
Shares 18,500 Value ($000) $1,337 Avg Close Range