OTTER TAIL CORP

Ticker: OTTR CUSIP: 689648103 Class: Common Stock

Pinnacle Wealth Planning Services, Inc.'s Holding History (CIK: 0001726752)

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

Q4 2025

Shares 1,981 Value ($000) $160 Avg Close $80.23 Range $73.20 - $85.91

Q4 2020

Shares 1,227 Value ($000) $52 Avg Close $35.50 Range $31.11 - $38.92

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	1,981	$160	$80.23	$73.20 - $85.91
Q4 2020	1,227	$52	$35.50	$31.11 - $38.92