A.R.T. Advisors’s US Steel X Stock Holding History

A.R.T. Advisors’s Portfolio X Stock Details X Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2020 Q4	–	Sell	-25,085	Closed	-$184K	–	118
2020 Q3	$184K	Buy	+25,085	New	+$190K	1.04%	48
2019 Q1	–	Sell	-96,437	Closed	-$1.76M	–	1664
2018 Q4	$1.76M	Buy	+96,437	New	+$2.41M	0.11%	263
2018 Q2	–	Sell	-83,900	Closed	-$2.95M	–	1792
2018 Q1	$2.95M	Buy	83,900 +1,400	+2%	+$55.2K	0.12%	244
2017 Q4	$2.9M	Buy	82,500 +54,000	+189%	+$1.57M	0.13%	239
2017 Q3	$731K	Buy	+28,500	New	+$698K	0.04%	680
2017 Q2	–	Sell	-63,000	Closed	-$2.13M	–	1765
2017 Q1	$2.13M	Buy	+63,000	New	+$2.24M	0.1%	290
2016 Q4	–	Sell	-39,700	Closed	-$748K	–	1424
2016 Q3	$748K	Buy	+39,700	New	+$819K	0.24%	110
2015 Q1	–	Sell	-489,550	Closed	-$13.1M	–	1728
2014 Q4	$13.1M	Buy	489,550 +195,298	+66%	+$6.51M	0.49%	21
2014 Q3	$11.5M	Buy	294,252 +192,401	+189%	+$6.74M	0.53%	22
2014 Q2	$2.65M	Buy	101,851 +86,580	+567%	+$2.21M	0.14%	206
2014 Q1	$421K	Buy	+15,271	New	+$400K	0.02%	832

Other funds holding X

BlackRock New York $5.7T AUM 30.48% 1-Year Est. Return

Vanguard Group Malvern, Pennsylvania $6.9T AUM 27.45% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Dimensional Fund Advisors

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

D.E. Shaw & Co New York $127B AUM 43.98% 1-Year Est. Return

Morgan Stanley New York $1.66T AUM 25.57% 1-Year Est. Return

Geode Capital Management

Geode Capital Management Boston, Massachusetts $1.61T AUM 30.72% 1-Year Est. Return

Susquehanna International Group

Susquehanna International Group Bala Cynwyd, Pennsylvania $77.3B AUM 36.07% 1-Year Est. Return

Northern Trust Chicago, Illinois $757B AUM 28.64% 1-Year Est. Return

Newport Trust Company

Newport Trust Company Washington, District of Columbia $40.7B AUM 24.62% 1-Year Est. Return