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Prothena Corp
PRTA

Overview Fund Activity

125 hedge funds and large institutions have $610M invested in Prothena Corp in 2018 Q2 according to their latest regulatory filings, with 22 funds opening new positions, 35 increasing their positions, 37 reducing their positions, and 39 closing their positions.

Holders
125
Holders Change
-17
Holders Change %
-11.97%
% of All Funds
2.87%
Holding in Top 10
1
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.02%
New
22
Increased
35
Reduced
37
Closed
39
Calls
$9.92M
Puts
$6.78M
Net Calls
+$3.14M
Net Calls Change
-$40.3M

Top Buyers

1
SCM
1
Scopia Capital Management
New York
$51.2M
2
State Street
2
State Street
Massachusetts
$49.9M
3
DM
3
Deerfield Management
New York
$9.16M
4
Citadel Advisors
4
Citadel Advisors
Florida
$8.48M
5
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$7.8M

Top Sellers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$11.6M
2
AllianceBernstein
2
AllianceBernstein
Tennessee
$819K
3
BB
3
BB Biotech
Switzerland
$0
4
RSCM
4
Rock Springs Capital Management
Maryland
$0
5
Westfield Capital Management
5
Westfield Capital Management
Massachusetts
$0
Name Market Value Shares Shares
Change 		Shares
Change %
WIM
1
Woodford Investment Management
United Kingdom
$174M 11,924,614 +367,000 +3%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$81.2M 5,568,322 -207,958 -4%
SCM
3
Scopia Capital Management
New York
$51.2M 3,510,884 +3,510,884 New
State Street
4
State Street
Massachusetts
$49.9M 3,421,473 +1,674,378 +96%
Wellington Management Group
5
Wellington Management Group
Massachusetts
$49.4M 3,389,016 +64,902 +2%
BlackRock
6
BlackRock
New York
$46.3M 3,174,087 +288,855 +10%
PAI
7
Palo Alto Investors
California
$16.1M 1,103,325 +1,987 +0.2%
Vanguard Group
8
Vanguard Group
Pennsylvania
$15.5M 1,065,015 +316,411 +42%
Millennium Management
9
Millennium Management
New York
$12.3M 842,164 -29,145 -3%
T. Rowe Price Associates
10
T. Rowe Price Associates
Maryland
$11.6M 798,254 -4,878,333 -86%
DM
11
Deerfield Management
New York
$9.16M 628,262 +628,262 New
Citadel Advisors
12
Citadel Advisors
Florida
$8.48M 581,916 +581,916 New
Dimensional Fund Advisors
13
Dimensional Fund Advisors
Texas
$7.8M 535,060 +535,060 New
Northern Trust
14
Northern Trust
Illinois
$6.7M 459,242 -39 -0%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$6.46M 442,854 +89,527 +25%
Norges Bank
16
Norges Bank
Norway
$5.49M 376,816 – –
Morgan Stanley
17
Morgan Stanley
New York
$4.57M 313,506 +214,004 +215%
PA
18
Pinnacle Associates
New York
$4.01M 275,019 -45,855 -14%
Goldman Sachs
19
Goldman Sachs
New York
$3.55M 243,458 +4,959 +2%
Man Group
20
Man Group
United Kingdom
$3.18M 218,406 +218,406 New
Charles Schwab
21
Charles Schwab
California
$2.99M 204,787 +29,533 +17%
Bank of New York Mellon
22
Bank of New York Mellon
New York
$2.74M 188,095 +8,842 +5%
Two Sigma Investments
23
Two Sigma Investments
New York
$2.57M 176,261 +176,261 New
Bank of America
24
Bank of America
North Carolina
$2.57M 175,919 +155,108 +745%
PIM
25
Platinum Investment Management
Australia
$1.97M 135,200 +57,000 +73%
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