WHITECAP RESOURCES INC

Ticker: WCPRF CUSIP: 96467A200 Class: CL A

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

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

Q2 2017

Shares 3,256,718 Value ($000) $23,221 Avg Close $4.42 Range $4.10 - $4.90

Q1 2017

Shares 3,293,380 Value ($000) $25,559 Avg Close $5.03 Range $4.37 - $5.85

Q4 2016

Shares 2,870,951 Value ($000) $26,032 Avg Close $5.27 Range $4.79 - $5.98

Q3 2016

Shares 2,891,001 Value ($000) $24,109 Avg Close $4.72 Range $4.20 - $5.23

Q2 2016

Shares 2,126,999 Value ($000) $16,181 Avg Close $4.48 Range $3.23 - $5.17

Q1 2016

Shares 1,317,570 Value ($000) $7,884 Avg Close $3.26 Range $2.35 - $4.06

Q4 2015

Shares 1,324,872 Value ($000) $8,651 Avg Close $4.94 Range $3.65 - $6.12

Period	Shares	Value ($000)	Average Close	Price Range
Q2 2017	3,256,718	$23,221	$4.42	$4.10 - $4.90
Q1 2017	3,293,380	$25,559	$5.03	$4.37 - $5.85
Q4 2016	2,870,951	$26,032	$5.27	$4.79 - $5.98
Q3 2016	2,891,001	$24,109	$4.72	$4.20 - $5.23
Q2 2016	2,126,999	$16,181	$4.48	$3.23 - $5.17
Q1 2016	1,317,570	$7,884	$3.26	$2.35 - $4.06
Q4 2015	1,324,872	$8,651	$4.94	$3.65 - $6.12