OTTER TAIL CORP

Ticker: OTTR CUSIP: 689648103 Class: Common Stock

FIRST INTERSTATE BANK's Holding History (CIK: 0001125727)

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

Q1 2023

Shares 2,954 Value ($000) $213 Avg Close $61.74 Range $53.03 - $68.09

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2023	2,954	$213	$61.74	$53.03 - $68.09