DOUGLAS DYNAMICS INC

Ticker: PLOW CUSIP: 25960R105 Class: Common Stock

Grantham, Mayo, Van Otterloo & Co. LLC's Holding History (CIK: 0001352662)

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

Q1 2020

Shares 26,092 Value ($000) $927 Avg Close $46.87 Range $24.12 - $56.89

Q4 2019

Shares 4,792 Value ($000) $264 Avg Close $50.49 Range $42.59 - $56.55

Q2 2017

Shares 18,745 Value ($000) $617 Avg Close $30.88 Range $28.55 - $33.60

Q1 2017

Shares 19,945 Value ($000) $611 Avg Close $32.45 Range $28.55 - $35.90

Q4 2016

Shares 27,846 Value ($000) $937 Avg Close $31.78 Range $25.23 - $34.75

Q3 2016

Shares 47,036 Value ($000) $1,502 Avg Close $29.94 Range $24.05 - $32.80

Q2 2016

Shares 91,847 Value ($000) $2,363 Avg Close $22.47 Range $20.00 - $25.74

Q1 2016

Shares 23,400 Value ($000) $536 Avg Close $20.10 Range $16.89 - $23.38

Period	Shares	Value ($000)	Average Close	Price Range
Q1 2020	26,092	$927	$46.87	$24.12 - $56.89
Q4 2019	4,792	$264	$50.49	$42.59 - $56.55
Q2 2017	18,745	$617	$30.88	$28.55 - $33.60
Q1 2017	19,945	$611	$32.45	$28.55 - $35.90
Q4 2016	27,846	$937	$31.78	$25.23 - $34.75
Q3 2016	47,036	$1,502	$29.94	$24.05 - $32.80
Q2 2016	91,847	$2,363	$22.47	$20.00 - $25.74
Q1 2016	23,400	$536	$20.10	$16.89 - $23.38