UBS O'Connor’s TESARO, Inc. TSRO Stock Holding History

UBS O'Connor’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
2014 Q4	–	Sell	-113,000	Closed	-$3.04M	–	750
2014 Q3	$3.04M	Buy	+113,000	New	+$3.32M	0.05%	269

Other funds holding TSRO

NMC

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

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

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

AllianceBernstein Nashville, Tennessee $309B AUM 23.92% 1-Year Est. Return

OrbiMed New York $5.05B AUM 125.28% 1-Year Est. Return

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

HealthCor Management New York $109M AUM 10.64% 1-Year Est. Return

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

Perceptive Advisors New York $5.12B AUM 314.02% 1-Year Est. Return

Millennium Management New York $240B AUM 35.51% 1-Year Est. Return

UBS O'Connor's TSRO Position: Q4 2014 in Review

UBS O'Connor sold out of TESARO, Inc. (TSRO) in Q4 2014, closing a stake of 113,000 shares — an estimated $3.04M sold.

UBS O'Connor first reported a position in TSRO in Q3 2014 and held it in 1 quarter. The position peaked at $3.04M in Q3 2014. 104 funds tracked by Wall St. Rank hold TSRO as of Q4 2014.

UBS O'Connor reported no remaining TESARO, Inc. position as of Q4 2014 after selling out during the quarter.
UBS O'Connor sold 113,000 TESARO, Inc. shares in Q4 2014, an estimated $3.04M.
UBS O'Connor first reported a position in TESARO, Inc. in Q3 2014 and held it in 1 quarter.
UBS O'Connor's TESARO, Inc. position peaked at $3.04M in Q3 2014.
104 funds tracked by Wall St. Rank held TESARO, Inc. as of Q4 2014.

Based on UBS O'Connor's 13F filing for Q4 2014, filed 13 Feb 2015.