Senator Investment Group’s TESARO, Inc. TSRO Stock Holding History

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Shares Change %	Capital Flow	Portfolio Weight	Portfolio Position
2017 Q4	–	Sell	-400,000	Closed	-$51.6M	–	64
2017 Q3	$51.6M	Buy	400,000 +390,000	+3,900%	+$50.3M	0.69%	35
2017 Q2	$1.4M	Sell	10,000 -490,000	-98%	-$68.6M	0.02%	52
2017 Q1	$76.9M	Buy	500,000 +225,000	+82%	+$34.6M	0.95%	32
2016 Q4	$37M	Buy	+275,000	New	+$37M	0.56%	32