William Blair & Company’s SunPower Corporation Common Stock SPWR Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2021 Q2	–	Sell	-6,623	Closed	-$222K	–	1941
2021 Q1	$222K	Buy	+6,623	New	+$248K	﹤0.01%	1446
2018 Q1	–	Sell	-17,122	Closed	-$95K	–	1605
2017 Q4	$95K	Sell	17,122 -16,751	-49%	-$86.8K	﹤0.01%	1316
2017 Q3	$162K	Sell	33,873 -268	-0.8%	-$1.62K	﹤0.01%	1271
2017 Q2	$209K	Sell	34,141 -10,483	-23%	-$51.5K	﹤0.01%	1329
2017 Q1	$256K	Hold	44,624	–	–	﹤0.01%	1146
2016 Q4	$193K	Sell	44,624 -22,065	-33%	-$108K	﹤0.01%	1162
2016 Q3	$390K	Sell	66,689 -64,676	-49%	-$502K	﹤0.01%	919
2016 Q2	$1.33M	Buy	131,365 +6,473	+5%	+$76.3K	0.01%	558
2016 Q1	$1.83M	Buy	124,892 +11,773	+10%	+$183K	0.02%	475
2015 Q4	$2.22M	Buy	113,119 +21,004	+23%	+$351K	0.02%	447
2015 Q3	$1.21M	Sell	92,115 -20,645	-18%	-$333K	0.01%	695
2015 Q2	$2.1M	Buy	112,760 +100,805	+843%	+$2.12M	﹤0.01%	1334
2015 Q1	$245K	Buy	+11,955	New	+$226K	﹤0.01%	1949
2014 Q4	–	Sell	-458,329	Closed	-$10.2M	–	2158
2014 Q3	$10.2M	Buy	458,329 +16,959	+4%	+$413K	0.02%	829
2014 Q2	$11.8M	Buy	441,370 +35,532	+9%	+$778K	0.02%	790
2014 Q1	$8.57M	Buy	405,838 +13,523	+3%	+$289K	0.01%	858
2013 Q4	$7.66M	Buy	+392,315	New	+$7.85M	0.01%	846