ALLETE INC

CUSIP: 018522300 Class: Common Stock

SIMPLEX TRADING, LLC's Holding History (CIK: 0001488542)

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

Q3 2025
Shares 733 Value ($000) $0 Avg Close — Range —
Q3 2024
Shares 196 Value ($000) $0 Avg Close — Range —
Q2 2024
Shares 100 Value ($000) $0 Avg Close — Range —
Q1 2024
Shares 908 Value ($000) $0 Avg Close — Range —
Q4 2023
Shares 722 Value ($000) $0 Avg Close — Range —
Q3 2022
Shares 32 Value ($000) $1 Avg Close — Range —
Q3 2021
Shares 100 Value ($000) $7 Avg Close — Range —
Q2 2021
Shares 100 Value ($000) $6 Avg Close — Range —
Q4 2020
Shares 32 Value ($000) $1 Avg Close — Range —
Q1 2016
Shares 66 Value ($000) $3 Avg Close — Range —
Q4 2015
Shares 689 Value ($000) $35 Avg Close — Range —
Q2 2015
Shares 751 Value ($000) $34 Avg Close — Range —