TSRO

TESARO, Inc.
TSRO

Overview Fund Activity
Delisted

TSRO was delisted on the 18th of January, 2019.

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221 hedge funds and large institutions have $4.14B invested in TESARO, Inc. in 2018 Q4 according to their latest regulatory filings, with 95 funds opening new positions, 44 increasing their positions, 67 reducing their positions, and 62 closing their positions.

Holders
221
Holders Change
+32
Holders Change %
+16.93%
% of All Funds
4.93%
Holding in Top 10
23
Holding in Top 10 Change
+16
Holding in Top 10 Change %
+228.57%
% of All Funds
0.51%
New
95
Increased
44
Reduced
67
Closed
62
Calls
$333M
Puts
$172M
Net Calls
+$161M
Net Calls Change
+$111M

Top Buyers

1
BCM
1
Beryl Capital Management
California
$211M
2
FCM
2
Farallon Capital Management
California
$126M
3
MF
3
Magnetar Financial
Illinois
$102M
4
AA
4
AQR Arbitrage
Connecticut
$91.1M
5
JPMorgan Chase & Co
5
JPMorgan Chase & Co
New York
$76.2M

Top Sellers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$74.6M
2
FCM
2
Frontier Capital Management
Massachusetts
$33.4M
3
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$45.6M
4
IVM
4
InterWest Venture Management
California
$590K
5
Fidelity Investments
5
Fidelity Investments
Massachusetts
$17.2M
Name Market Value Shares Shares
Change 		Shares
Change %
NMC
1
NEA Management Company
Maryland
$774M 10,420,555 – –
Vanguard Group
2
Vanguard Group
Pennsylvania
$261M 3,511,898 +175,477 +5%
BlackRock
3
BlackRock
New York
$245M 3,300,293 -985,597 -23%
BCM
4
Beryl Capital Management
California
$211M 2,844,742 +2,844,742 New
CCM
5
Camber Capital Management
Massachusetts
$208M 2,800,000 -700,000 -20%
FCM
6
Farallon Capital Management
California
$126M 1,700,000 +1,700,000 New
MF
7
Magnetar Financial
Illinois
$102M 1,379,798 +1,379,798 New
Goldman Sachs
8
Goldman Sachs
New York
$94.6M 1,273,802 +574,294 +82%
AA
9
AQR Arbitrage
Connecticut
$91.1M 1,226,783 +1,226,783 New
State Street
10
State Street
Massachusetts
$89.5M 1,205,761 -1,224,142 -50%
JPMorgan Chase & Co
11
JPMorgan Chase & Co
New York
$76.2M 1,025,694 +945,923 +1,186%
Wellington Management Group
12
Wellington Management Group
Massachusetts
$74.6M 1,005,279 -5,926,234 -85%
CC
13
Carlson Capital
Texas
$70.2M 945,000 +945,000 New
PCM
14
Pentwater Capital Management
Florida
$68.3M 920,000 +920,000 New
CAM
15
Cormorant Asset Management
Massachusetts
$66.8M 900,000 -350,000 -28%
AAM
16
Alpine Associates Management
Florida
$57.4M 772,502 +772,502 New
Adage Capital Partners
17
Adage Capital Partners
Massachusetts
$55.8M 752,000 +752,000 New
GLAM
18
Gardner Lewis Asset Management
Pennsylvania
$54.6M 734,830 +734,830 New
Susquehanna International Group
19
Susquehanna International Group
Pennsylvania
$53.9M 725,975 +390,259 +116%
Barclays
20
Barclays
United Kingdom
$49.2M 663,204 +377,791 +132%
Citigroup
21
Citigroup
New York
$48M 645,860 +168,072 +35%
T. Rowe Price Associates
22
T. Rowe Price Associates
Maryland
$45.6M 614,766 -2,089,700 -77%
OAM
23
Oxford Asset Management
United Kingdom
$45.2M 609,310 +609,310 New
RSCM
24
Rock Springs Capital Management
Maryland
$44.7M 601,700 -133,300 -18%
TAL
25
TIG Advisors LLC
New York
$44.2M 595,283 +595,283 New
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