OTTER TAIL CORP

Ticker: OTTR CUSIP: 689648103 Class: Common Stock

STATE OF WISCONSIN INVESTMENT BOARD's Holding History (CIK: 0000854157)

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

Q4 2025
Shares 22,401 Value ($000) $1,810 Avg Close $80.23 Range $73.20 - $85.91
Q3 2025
Shares 24,045 Value ($000) $1,971 Avg Close $79.81 Range $73.77 - $85.12
Q2 2025
Shares 23,947 Value ($000) $1,846 Avg Close $76.31 Range $69.94 - $79.78
Q1 2025
Shares 24,362 Value ($000) $1,958 Avg Close $76.90 Range $69.36 - $83.20
Q4 2024
Shares 24,367 Value ($000) $1,799 Avg Close $75.57 Range $70.66 - $85.02
Q3 2024
Shares 27,668 Value ($000) $2,163 Avg Close $83.04 Range $72.06 - $96.51
Q2 2024
Shares 30,898 Value ($000) $2,706 Avg Close $83.59 Range $77.75 - $92.55
Q1 2024
Shares 32,168 Value ($000) $2,779 Avg Close $82.56 Range $76.18 - $94.24
Q4 2023
Shares 6,760 Value ($000) $574 Avg Close $72.94 Range $64.95 - $84.21
Q3 2023
Shares 7,622 Value ($000) $579 Avg Close $77.16 Range $70.28 - $86.93
Q2 2023
Shares 6,065 Value ($000) $479 Avg Close $70.21 Range $64.41 - $74.69
Q1 2023
Shares 4,719 Value ($000) $341 Avg Close $61.74 Range $53.03 - $68.09
Q4 2022
Shares 4,671 Value ($000) $274 Avg Close $55.25 Range $48.33 - $63.55
Q3 2022
Shares 6,987 Value ($000) $430 Avg Close $66.11 Range $56.18 - $75.76
Q2 2022
Shares 9,343 Value ($000) $627 Avg Close $57.93 Range $52.29 - $62.99
Q4 2021
Shares 4,900 Value ($000) $350 Avg Close $58.09 Range $49.63 - $64.66