MESABI TR

Ticker: MSB CUSIP: 590672101 Class: Common Stock

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

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

Q4 2025
Shares 441 Value ($000) $17 Avg Close Range
Q3 2025
Shares 41 Value ($000) $1 Avg Close Range
Q1 2024
Shares 100 Value ($000) $2 Avg Close Range
Q4 2023
Shares 100 Value ($000) $2 Avg Close Range
Q4 2022
Shares 979 Value ($000) $18 Avg Close Range
Q3 2022
Shares 168 Value ($000) $4 Avg Close Range
Q1 2022
Shares 568 Value ($000) $15 Avg Close Range
Q4 2021
Shares 1,435 Value ($000) $38 Avg Close Range
Q3 2021
Shares 8,747 Value ($000) $260 Avg Close Range
Q2 2021
Shares 13,747 Value ($000) $487 Avg Close Range
Q3 2020
Shares 799 Value ($000) $17 Avg Close Range
Q2 2020
Shares 96 Value ($000) $2 Avg Close Range
Q4 2018
Shares 2,362 Value ($000) $56 Avg Close Range
Q3 2018
Shares 9,845 Value ($000) $261 Avg Close Range
Q2 2018
Shares 14,420 Value ($000) $354 Avg Close Range
Q1 2018
Shares 12,172 Value ($000) $313 Avg Close Range
Q4 2017
Shares 4,526 Value ($000) $114 Avg Close Range
Q1 2016
Shares 1,000 Value ($000) $6 Avg Close Range
Q4 2015
Shares 400 Value ($000) $2 Avg Close Range
Q3 2015
Shares 100 Value ($000) $1 Avg Close Range
Q3 2014
Shares 7,540 Value ($000) $144 Avg Close Range
Q2 2014
Shares 7,432 Value ($000) $145 Avg Close Range
Q3 2013
Shares 900 Value ($000) $20 Avg Close Range