Jane Street’s TESARO, Inc. TSRO Stock Holding History

Jane Street’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
2019 Q1	–	Sell	-13,300	Closed	-$988K	–	6068
2018 Q4	$988K	Buy	13,300 +7,800	+142%	+$375K	﹤0.01%	2578
2018 Q3	$215K	Sell	5,500 -25,900	-82%	-$914K	﹤0.01%	4606
2018 Q2	$1.4M	Buy	31,400 +20,400	+185%	+$991K	﹤0.01%	2351
2018 Q1	$629K	Buy	+11,000	New	+$708K	﹤0.01%	3208
2017 Q4	–	Sell	-18,200	Closed	-$2.35M	–	5493
2017 Q3	$2.35M	Sell	18,200 -8,100	-31%	-$1.01M	0.01%	1449
2017 Q2	$3.68M	Sell	26,300 -400	-1%	-$57.9K	0.01%	972
2017 Q1	$4.11M	Sell	26,700 -4,900	-16%	-$798K	0.02%	824
2016 Q4	$4.25M	Buy	31,600 +23,500	+290%	+$2.96M	0.02%	774
2016 Q3	$812K	Sell	8,100 -43,300	-84%	-$4.04M	﹤0.01%	2212
2016 Q2	$4.32M	Buy	51,400 +39,400	+328%	+$1.76M	0.02%	705
2016 Q1	$528K	Buy	+12,000	New	+$482K	﹤0.01%	2546

Other funds holding TSRO

TAL

TIG Advisors LLC New York $2.16B AUM 72.99% 1-Year Est. Return

IUHSA

Itau Unibanco Holding S.A. Sao Paulo, Brazil $4.31B AUM 46.57% 1-Year Est. Return

Jane Street's TSRO Position: Q1 2019 in Review

Jane Street sold out of TESARO, Inc. (TSRO) in Q1 2019, closing a stake of 3,811 shares — an estimated $283K sold.

Jane Street first reported a position in TSRO in Q2 2014 and held it in 16 quarters. The position peaked at $15.1M in Q1 2017. 2 funds tracked by Wall St. Rank hold TSRO as of Q1 2019.

Jane Street reported no remaining TESARO, Inc. position as of Q1 2019 after selling out during the quarter.
Jane Street sold 3,811 TESARO, Inc. shares in Q1 2019, an estimated $283K.
Jane Street first reported a position in TESARO, Inc. in Q2 2014 and held it in 16 quarters.
Jane Street's TESARO, Inc. position peaked at $15.1M in Q1 2017.
2 funds tracked by Wall St. Rank held TESARO, Inc. as of Q1 2019.

Based on Jane Street's 13F filing for Q1 2019, filed 16 May 2019.