A.R.T. Advisors’s Mercury Insurance MCY Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2020 Q1	–	Sell	-9,770	Closed	-$476K	–	600
2019 Q4	$476K	Sell	9,770 -14,400	-60%	-$724K	0.02%	881
2019 Q3	$1.35M	Buy	24,170 +16,900	+232%	+$967K	0.07%	414
2019 Q2	$454K	Sell	7,270 -4,700	-39%	-$262K	0.03%	781
2019 Q1	$599K	Sell	11,970 -10,930	-48%	-$567K	0.04%	678
2018 Q4	$1.18M	Sell	22,900 -2,900	-11%	-$158K	0.08%	386
2018 Q3	$1.29M	Buy	+25,800	New	+$1.29M	0.06%	466
2018 Q2	–	Sell	-11,900	Closed	-$545K	–	1631
2018 Q1	$545K	Sell	11,900 -2,600	-18%	-$124K	0.02%	923
2017 Q4	$774K	Buy	+14,500	New	+$798K	0.03%	723
2017 Q1	–	Sell	-7,400	Closed	-$445K	–	1595
2016 Q4	$445K	Buy	+7,400	New	+$420K	0.03%	801
2016 Q2	–	Sell	-18,949	Closed	-$1.05M	–	1518
2016 Q1	$1.05M	Buy	18,949 +13,300	+235%	+$663K	0.05%	566
2015 Q4	$263K	Buy	+5,649	New	+$286K	0.01%	1103
2015 Q3	–	Sell	-4,311	Closed	-$239K	–	1493
2015 Q2	$239K	Buy	+4,311	New	+$243K	0.01%	1252
2013 Q3	–	Sell	-5,111	Closed	-$224K	–	1407
2013 Q2	$224K	Buy	+5,111	New	+$220K	0.01%	1135