OTTER TAIL CORP

Ticker: OTTR CUSIP: 689648103 Class: Common Stock

Cornerstone Wealth Management, LLC's Holding History (CIK: 0001674117)

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

Q1 2020

Shares 5,832 Value ($000) $259 Avg Close $42.27 Range $26.34 - $48.43

Q3 2018

Shares 44,400 Value ($000) $1,000 Avg Close $39.34 Range $38.11 - $40.62

Q2 2018

Shares 48,200 Value ($000) $1,000 Avg Close $36.40 Range $34.04 - $39.53

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	5,832	$259	$42.27	$26.34 - $48.43
Q3 2018	44,400	$1,000	$39.34	$38.11 - $40.62
Q2 2018	48,200	$1,000	$36.40	$34.04 - $39.53