BlackRock Investment Management’s TESARO, Inc. TSRO Stock Holding History

BlackRock Investment Management’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
2016 Q4	$17.6M	Buy	130,834 +30,286	+30%	+$3.82M	0.02%	755
2016 Q3	$10.1M	Sell	100,548 -14,533	-13%	-$1.36M	0.01%	1003
2016 Q2	$9.67M	Sell	115,081 -11,471	-9%	-$511K	0.01%	982
2016 Q1	$5.57M	Buy	126,552 +9,459	+8%	+$380K	0.01%	1306
2015 Q4	$6.13M	Buy	117,093 +728	+0.6%	+$34.8K	0.01%	1259
2015 Q3	$4.67M	Buy	116,365 +10,863	+10%	+$594K	0.01%	1434
2015 Q2	$6.2M	Buy	105,502 +46,794	+80%	+$2.68M	0.01%	1329
2015 Q1	$3.37M	Buy	58,708 +6,400	+12%	+$302K	﹤0.01%	1671
2014 Q4	$1.95M	Sell	52,308 -695	-1%	-$21.4K	﹤0.01%	2060
2014 Q3	$1.43M	Buy	53,003 +466	+0.9%	+$13.7K	﹤0.01%	2251
2014 Q2	$1.63M	Buy	52,537 +11,598	+28%	+$309K	﹤0.01%	2240
2014 Q1	$1.21M	Buy	40,939 +4,213	+11%	+$133K	﹤0.01%	2377
2013 Q4	$1.04M	Sell	36,726 -1,205	-3%	-$44.7K	﹤0.01%	2488
2013 Q3	$1.47M	Buy	37,931 +667	+2%	+$24.4K	﹤0.01%	2172
2013 Q2	$1.22M	Buy	+37,264	New	+$1.15M	﹤0.01%	2220

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

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

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

Franklin Resources San Mateo, California $408B AUM 30.18% 1-Year Est. Return

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

IVM

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

BFA

BlackRock Fund Advisors San Francisco, California $542B AUM 18.13% 1-Year Est. Return

OIM

Oracle Investment Management Greenwich, Connecticut $168M AUM 42.86% 1-Year Est. Return

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

BlackRock Investment Management's TSRO Position: Q4 2016 in Review

BlackRock Investment Management increased its TESARO, Inc. (TSRO) stake by 30% in Q4 2016, buying an estimated $3.82M and bringing the position to 130,834 shares worth $17.6M. The position accounts for 0.02% of the portfolio, ranked #755.

BlackRock Investment Management first reported a position in TSRO in Q2 2013 and has held it in 15 quarters since. 231 funds tracked by Wall St. Rank hold TSRO as of Q4 2016.

BlackRock Investment Management held 130,834 shares of TESARO, Inc. worth $17.6M as of Q4 2016.
BlackRock Investment Management bought 30,286 TESARO, Inc. shares in Q4 2016, an estimated $3.82M.
TESARO, Inc. made up 0.02% of BlackRock Investment Management's portfolio in Q4 2016, its #755 holding.
BlackRock Investment Management first reported a position in TESARO, Inc. in Q2 2013 and has held it in 15 quarters since.
231 funds tracked by Wall St. Rank held TESARO, Inc. as of Q4 2016.

Based on BlackRock Investment Management's 13F filing for Q4 2016, filed 10 Feb 2017.