DOUGLAS DYNAMICS INC

Ticker: PLOW CUSIP: 25960R105 Class: Common Stock

Summit Trail Advisors, LLC's Holding History (CIK: 0001698478)

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

Q4 2017

Shares 7 Value ($000) $0 Avg Close $39.93 Range $36.45 - $42.60

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2017	7	$0	$39.93	$36.45 - $42.60