Spark Investment Management’s Bio-Rad Laboratories Class A BIO Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2018 Q4	–	Sell	-19,400	Closed	-$6.07M	–	674
2018 Q3	$6.07M	Hold	19,400	–	–	0.35%	81
2018 Q2	$5.6M	Buy	19,400 +14,100	+266%	+$3.89M	0.33%	92
2018 Q1	$1.32M	Sell	5,300 -15,600	-75%	-$3.97M	0.08%	294
2017 Q4	$4.99M	Hold	20,900	–	–	0.27%	112
2017 Q3	$4.64M	Sell	20,900 -26,500	-56%	-$5.96M	0.25%	137
2017 Q2	$10.7M	Hold	47,400	–	–	0.66%	15
2017 Q1	$9.45M	Buy	47,400 +33,200	+234%	+$6.39M	0.6%	18
2016 Q4	$2.59M	Buy	+14,200	New	+$2.42M	0.21%	154
2015 Q3	–	Sell	-14,800	Closed	-$2.23M	–	674
2015 Q2	$2.23M	Sell	14,800 -5,200	-26%	-$744K	0.31%	92
2015 Q1	$2.7M	Hold	20,000	–	–	0.38%	65
2014 Q4	$2.41M	Hold	20,000	–	–	0.41%	63
2014 Q3	$2.27M	Hold	20,000	–	–	0.34%	86
2014 Q2	$2.39M	Sell	20,000 -3,100	-13%	-$379K	0.36%	79
2014 Q1	$2.96M	Hold	23,100	–	–	0.46%	46
2013 Q4	$2.85M	Sell	23,100 -4,100	-15%	-$500K	0.49%	33
2013 Q3	$3.2M	Hold	27,200	–	–	0.73%	16
2013 Q2	$3.05M	Buy	+27,200	New	+$3.19M	0.82%	17