A.R.T. Advisors’s TESARO, Inc. TSRO Stock Holding History

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

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2018 Q1	–	Sell	-7,095	Closed	-$587K	–	1917
2017 Q4	$587K	Buy	+7,095	New	+$696K	0.03%	832
2016 Q2	–	Sell	-13,611	Closed	-$599K	–	1789
2016 Q1	$599K	Sell	13,611 -3,900	-22%	-$157K	0.03%	787
2015 Q4	$916K	Buy	+17,511	New	+$837K	0.04%	603
2015 Q3	–	Sell	-30,798	Closed	-$1.81M	–	1744
2015 Q2	$1.81M	Buy	30,798 +18,211	+145%	+$1.04M	0.06%	492
2015 Q1	$722K	Buy	+12,587	New	+$593K	0.02%	777
2014 Q3	–	Sell	-20,439	Closed	-$635K	–	1652
2014 Q2	$635K	Sell	20,439 -15,381	-43%	-$410K	0.03%	671
2014 Q1	$1.05M	Buy	35,820 +20,426	+133%	+$643K	0.06%	479
2013 Q4	$434K	Sell	15,394 -8,680	-36%	-$322K	0.02%	821
2013 Q3	$932K	Sell	24,074 -22,284	-48%	-$816K	0.05%	533
2013 Q2	$1.52M	Buy	+46,358	New	+$1.43M	0.05%	473

Other funds holding TSRO

NMC

NEA Management Company Timonium, Maryland $1.76B AUM 223.33% 1-Year Est. Return

Fidelity Investments Boston, Massachusetts $1.9T AUM 41.92% 1-Year Est. Return

Wellington Management Group Boston, Massachusetts $535B AUM 26.23% 1-Year Est. Return

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

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

T. Rowe Price Associates Baltimore, Maryland $865B AUM 30.76% 1-Year Est. Return

IVM

InterWest Venture Management San Francisco, California $20.6M AUM 48.5% 1-Year Est. Return

Ameriprise Minneapolis, Minnesota $432B AUM 30.22% 1-Year Est. Return

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

CCM

Camber Capital Management Boston, Massachusetts $1.07B AUM 8.19% 1-Year Est. Return

A.R.T. Advisors's TSRO Position: Q1 2018 in Review

A.R.T. Advisors sold out of TESARO, Inc. (TSRO) in Q1 2018, closing a stake of 7,095 shares — an estimated $587K sold.

A.R.T. Advisors first reported a position in TSRO in Q2 2013 and held it in 10 quarters. The position peaked at $1.81M in Q2 2015. 247 funds tracked by Wall St. Rank hold TSRO as of Q1 2018.

A.R.T. Advisors reported no remaining TESARO, Inc. position as of Q1 2018 after selling out during the quarter.
A.R.T. Advisors sold 7,095 TESARO, Inc. shares in Q1 2018, an estimated $587K.
A.R.T. Advisors first reported a position in TESARO, Inc. in Q2 2013 and held it in 10 quarters.
A.R.T. Advisors's TESARO, Inc. position peaked at $1.81M in Q2 2015.
247 funds tracked by Wall St. Rank held TESARO, Inc. as of Q1 2018.

Based on A.R.T. Advisors's 13F filing for Q1 2018, filed 15 May 2018.