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TESARO Inc (NASDAQ:TSRO)

136.01
Delayed Data
As of Apr 21
 -3.00 / -2.16%
Today’s Change
36.68
Today|||52-Week Range
192.94
+1.14%
Year-to-Date
Institutional investors purchased a net $3.6 million shares of TSRO during the quarter ended December 2016 and now own 85.58% of the total shares outstanding. This majority interest is a greater percentage than is typical for companies in the Biotechnology industry and highlights that the smart money sees this stock as an important holding.
Mutual fund holders62.47%
Individual stakeholders31.99%
Other institutional23.12%

Largest Quarterly Institutional
Transactions

Latest Institutional Activity

3/31/2017CANDRIAM LUXEMBOURG SA  Bought 70.0 Thousand shares of TESARO Inc
3/31/2017SIMPLEX TRADING LLC  Bought 25.0 Thousand shares of TESARO Inc
1/30/2017ARCTIC FUND MANAGEMENT AS (SWEDE...  Bought 14.8 Thousand shares of TESARO Inc

Top 10 Owners of TESARO Inc

StockholderStakeShares
owned
Total value ($)Shares
bought / sold
Total
change
Fidelity Management & Research Co...14.18%7,629,2011,173,905,158+269,027+3.66%
T. Rowe Price Associates, Inc.13.23%7,119,2541,095,439,613+1,534,975+27.49%
Wellington Management Co. LLP6.39%3,439,422529,223,863+508,395+17.35%
Franklin Advisers, Inc.5.65%3,042,049468,080,080+534,711+21.33%
The Vanguard Group, Inc.5.23%2,812,373432,739,834+315,469+12.63%
BlackRock Fund Advisors4.75%2,554,429393,049,990+250,001+10.85%
Oracle Investment Management, Inc...2.32%1,248,086192,042,993+93,764+8.12%
SSgA Funds Management, Inc.1.84%988,072152,034,639-185,353-15.80%
Bellevue Asset Management AG1.81%974,582149,958,93200.00%
Janus Capital Management LLC1.42%763,345117,455,895+53,421+7.52%

Top 10 Mutual Funds Holding TESARO Inc

Mutual fundStakeShares
owned
Total value ($)Shares
bought / sold
Total
change
Fidelity OTC Portfolio3.61%1,941,500298,738,605-49,800-2.50%
T Rowe Price Health Sciences Fund3.45%1,856,336285,634,420-375,964-16.84%
T Rowe Price New Horizons Fund3.26%1,755,329270,092,473+257,586+17.20%
Fidelity Select Biotechnology Por...2.59%1,393,607214,434,309-84,500-5.72%
BB Biotech AG2.15%1,154,582177,655,532-75,000-6.10%
Fidelity Contrafund1.58%849,700130,743,339-15,400-1.78%
FTIF SICAV - Biotechnology Discov...1.56%838,800129,066,156-314,500-27.27%
Vanguard Total Stock Market Index...1.52%817,672125,815,191+7,865+0.97%
iShares Nasdaq Biotechnology ETF1.38%742,122114,190,312-6,520-0.87%
Franklin Biotechnology Discovery ...1.31%705,300108,524,511+60,600+9.40%