A.R.T. Advisors’s Charles River Laboratories CRL Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2020 Q1	–	Sell	-6,000	Closed	-$917K	–	262
2019 Q4	$917K	Buy	+6,000	New	+$831K	0.05%	595
2019 Q1	–	Sell	-12,600	Closed	-$1.43M	–	1356
2018 Q4	$1.43M	Buy	+12,600	New	+$1.58M	0.09%	327
2017 Q4	–	Sell	-10,000	Closed	-$1.08M	–	1419
2017 Q3	$1.08M	Buy	+10,000	New	+$1.03M	0.06%	498
2017 Q2	–	Sell	-6,900	Closed	-$620K	–	1462
2017 Q1	$620K	Sell	6,900 -2,000	-22%	-$170K	0.03%	733
2016 Q4	$678K	Buy	+8,900	New	+$676K	0.04%	622
2016 Q3	–	Sell	-36,114	Closed	-$2.98M	–	745
2016 Q2	$2.98M	Buy	36,114 +1,400	+4%	+$115K	0.15%	193
2016 Q1	$2.64M	Buy	34,714 +12,500	+56%	+$925K	0.12%	241
2015 Q4	$1.78M	Buy	22,214 +16,700	+303%	+$1.2M	0.08%	332
2015 Q3	$350K	Buy	+5,514	New	+$396K	0.01%	992
2014 Q4	–	Sell	-9,115	Closed	-$544K	–	1450
2014 Q3	$544K	Sell	9,115 -25,835	-74%	-$1.48M	0.03%	713
2014 Q2	$1.87M	Buy	34,950 +11,630	+50%	+$638K	0.1%	300
2014 Q1	$1.41M	Buy	23,320 +16,410	+237%	+$957K	0.07%	368
2013 Q4	$366K	Buy	6,910 +821	+13%	+$41.2K	0.02%	904
2013 Q3	$281K	Sell	6,089 -47,118	-89%	-$2.16M	0.02%	1001
2013 Q2	$2.18M	Buy	+53,207	New	+$2.28M	0.07%	382