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Prothena Corp
PRTA

Overview Fund Activity

139 hedge funds and large institutions have $394M invested in Prothena Corp in 2020 Q2 according to their latest regulatory filings, with 21 funds opening new positions, 36 increasing their positions, 44 reducing their positions, and 11 closing their positions.

Holders
139
Holders Change
+10
Holders Change %
+7.75%
% of All Funds
2.86%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
21
Increased
36
Reduced
44
Closed
11
Calls
$321K
Puts
$1.92M
Net Calls
-$1.6M
Net Calls Change
-$3.56M

Top Buyers

1
SCM
1
Soleus Capital Management
Connecticut
$7.06M
2
O
2
OrbiMed
New York
$37.1M
3
RSCM
3
Rock Springs Capital Management
Maryland
$10.3M
4
State Street
4
State Street
Massachusetts
$15M
5
Renaissance Technologies
5
Renaissance Technologies
New York
$4.06M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$20.5M
2
Citadel Advisors
2
Citadel Advisors
Florida
$2.05M
3
BlackRock
3
BlackRock
New York
$31.8M
4
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$2.78M
5
Bank of New York Mellon
5
Bank of New York Mellon
New York
$1.67M
Name Holding Trade Value Shares
Change 		Shares
Change %
TCM
26
Tang Capital Management
California
$2.86M -$1.57M -150,000 -35%
Point72 Asset Management
27
Point72 Asset Management
Connecticut
$2.78M -$2.62M -250,470 -49%
Charles Schwab
28
Charles Schwab
California
$2.49M -$50.4K -4,818 -2%
Acadian Asset Management
29
Acadian Asset Management
Massachusetts
$2.36M +$164K +15,702 +7%
Two Sigma Advisers
30
Two Sigma Advisers
New York
$2.25M +$114K +10,900 +5%
Hudson Bay Capital Management
31
Hudson Bay Capital Management
Connecticut
$2.16M +$278K +26,555 +15%
Citadel Advisors
32
Citadel Advisors
Florida
$2.05M -$5.87M -560,667 -74%
Axa
33
Axa
France
$1.84M -$64.4K -6,160 -3%
Bank of New York Mellon
34
Bank of New York Mellon
New York
$1.67M -$1.81M -172,891 -52%
EP
35
Eversept Partners
New York
$1.59M +$1.59M +152,213 New
PIM
36
Platinum Investment Management
Australia
$1.34M – – –
Two Sigma Investments
37
Two Sigma Investments
New York
$1.2M +$335K +31,994 +39%
Russell Investments Group
38
Russell Investments Group
United Kingdom
$1.17M +$190K +18,216 +19%
MAM
39
Martingale Asset Management
Massachusetts
$1.1M +$1.1M +105,335 New
Verition Fund Management
40
Verition Fund Management
Connecticut
$1.09M +$251K +23,955 +30%
Morgan Stanley
41
Morgan Stanley
New York
$1.05M -$65.8K -6,298 -6%
PAM
42
Panagora Asset Management
Massachusetts
$951K +$128K +12,214 +16%
Prudential Financial
43
Prudential Financial
New Jersey
$868K +$33.9K +3,244 +4%
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
44
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$779K – – –
Deutsche Bank
45
Deutsche Bank
Germany
$717K -$101K -9,651 -12%
RhumbLine Advisers
46
RhumbLine Advisers
Massachusetts
$715K -$109K -10,467 -13%
California Public Employees Retirement System
47
California Public Employees Retirement System
California
$713K -$221K -21,156 -24%
PPA
48
Parametric Portfolio Associates
Washington
$707K -$218K -20,805 -24%
Man Group
49
Man Group
United Kingdom
$704K -$29.3K -2,800 -4%
State of Wisconsin Investment Board
50
State of Wisconsin Investment Board
Wisconsin
$649K – – –
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