DOUGLAS DYNAMICS INC

Ticker: PLOW CUSIP: 25960R105 Class: Common Stock

HEALTHCARE OF ONTARIO PENSION PLAN TRUST FUND's Holding History (CIK: 0001535845)

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

Q4 2020

Shares 30,900 Value ($000) $1,322 Avg Close $38.42 Range $33.31 - $44.20

Q1 2020

Shares 13,400 Value ($000) $476 Avg Close $46.87 Range $24.12 - $56.89

Q4 2019

Shares 7,684 Value ($000) $423 Avg Close $50.49 Range $42.59 - $56.55

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2020	30,900	$1,322	$38.42	$33.31 - $44.20
Q1 2020	13,400	$476	$46.87	$24.12 - $56.89
Q4 2019	7,684	$423	$50.49	$42.59 - $56.55