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Prothena Corp
PRTA

Overview Fund Activity

144 hedge funds and large institutions have $1.26B invested in Prothena Corp in 2016 Q2 according to their latest regulatory filings, with 15 funds opening new positions, 51 increasing their positions, 42 reducing their positions, and 14 closing their positions.

Holders
144
Holders Change
–
Holders Change %
0%
% of All Funds
3.85%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.03%
New
15
Increased
51
Reduced
42
Closed
14
Calls
$5.25M
Puts
$7.08M
Net Calls
-$1.83M
Net Calls Change
-$9K

Top Buyers

1
WIM
1
Woodford Investment Management
United Kingdom
$360M
2
RG
2
Redmile Group
California
$17M
3
Westfield Capital Management
3
Westfield Capital Management
Massachusetts
$8.32M
4
AAMU
4
Amundi Asset Management US
Massachusetts
$4.19M
5
PAI
5
Palo Alto Investors
California
$27.6M

Top Sellers

1
VAM
1
Visium Asset Management
New York
$0
2
State Street
2
State Street
Massachusetts
$32.6M
3
Millennium Management
3
Millennium Management
New York
$367K
4
SAM
4
Sectoral Asset Management
Quebec, Canada
$6.11M
5
CCI
5
Columbus Circle Investors
$0
Name Market Value Shares Shares
Change 		Shares
Change %
WIM
1
Woodford Investment Management
United Kingdom
$360M 10,304,751 +1,008,390 +11%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$180M 5,147,581 +1,572 +0%
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$117M 3,338,383 +10,400 +0.3%
Wellington Management Group
4
Wellington Management Group
Massachusetts
$111M 3,176,098 -40,587 -1%
Capital World Investors
5
Capital World Investors
California
$46.3M 1,323,114 – –
BFA
6
BlackRock Fund Advisors
California
$44.3M 1,265,857 +16,938 +1%
State Street
7
State Street
Massachusetts
$32.6M 932,353 -292,170 -24%
BIT
8
BlackRock Institutional Trust
California
$29.7M 848,925 +2,227 +0.3%
PAI
9
Palo Alto Investors
California
$27.6M 788,618 +93,100 +13%
Vanguard Group
10
Vanguard Group
Pennsylvania
$20.4M 583,806 +15,722 +3%
RG
11
Redmile Group
California
$17M 487,406 +487,406 New
PA
12
Pinnacle Associates
New York
$15.3M 436,417 -4,927 -1%
Jennison Associates
13
Jennison Associates
New York
$14.3M 410,117 -578 -0.1%
Northern Trust
14
Northern Trust
Illinois
$13.8M 394,350 +8,349 +2%
AllianceBernstein
15
AllianceBernstein
Tennessee
$13.6M 389,945 -27,131 -7%
Wells Fargo
16
Wells Fargo
California
$13.6M 389,195 -27,541 -7%
ORI
17
Oak Ridge Investments
Illinois
$12.7M 364,250 -7,322 -2%
BB
18
BB Biotech
Switzerland
$12.2M 350,000 – –
Norges Bank
19
Norges Bank
Norway
$11.5M 330,053 – –
RSCM
20
Rock Springs Capital Management
Maryland
$10.8M 308,000 – –
Invesco
21
Invesco
Georgia
$9.29M 265,618 -20,321 -7%
Geode Capital Management
22
Geode Capital Management
Massachusetts
$9.09M 260,065 +8,373 +3%
Westfield Capital Management
23
Westfield Capital Management
Massachusetts
$8.32M 237,880 +192,050 +419%
VOYA Investment Management
24
VOYA Investment Management
Georgia
$7.99M 228,618 +42,395 +23%
Axa
25
Axa
France
$6.43M 183,776 -7,509 -4%
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