OTTER TAIL CORP

Ticker: OTTR CUSIP: 689648103 Class: Common Stock

NATIXIS ADVISORS, L.P.'s Holding History (CIK: 0001018331)

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

Q4 2025
Shares 11,512 Value ($000) $1 Avg Close $80.23 Range $73.20 - $85.91
Q3 2025
Shares 10,842 Value ($000) $1 Avg Close $79.81 Range $73.77 - $85.12
Q1 2025
Shares 10,596 Value ($000) $1 Avg Close $76.90 Range $69.36 - $83.20