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Prothena Corp
PRTA

Overview Fund Activity

174 hedge funds and large institutions have $1.64B invested in Prothena Corp in 2022 Q1 according to their latest regulatory filings, with 18 funds opening new positions, 56 increasing their positions, 54 reducing their positions, and 37 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
174
Holders Change
-22
Holders Change %
-11.22%
% of All Funds
2.75%
Holding in Top 10
5
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+25%
% of All Funds
0.08%
New
18
Increased
56
Reduced
54
Closed
37
Calls
$15.6M
Puts
$2.57M
Net Calls
+$13.1M
Net Calls Change
+$5.66M

Top Buyers

1
State Street
1
State Street
Massachusetts
$86.6M
2
MRCP
2
Maple Rock Capital Partners
Ontario, Canada
$12.2M
3
EC
3
EcoR1 Capital
California
$424M
4
PBA
4
Paradigm Biocapital Advisors
New York
$9.8M
5
Nuveen Asset Management
5
Nuveen Asset Management
Illinois
$27.3M

Top Sellers

1
Jacobs Levy Equity Management
1
Jacobs Levy Equity Management
New Jersey
$0
2
Marshall Wace
2
Marshall Wace
United Kingdom
$385K
3
Voloridge Investment Management
3
Voloridge Investment Management
Florida
$0
4
HIM
4
Hillsdale Investment Management
Ontario, Canada
$0
5
ECM
5
ExodusPoint Capital Management
New York
$2.59M
Name Holding Trade Value Shares
Change 		Shares
Change %
NC
101
NinePointTwo Capital
California
$419K +$194K +5,302 +86%
Royal Bank of Canada
102
Royal Bank of Canada
Ontario, Canada
$395K -$164K -4,495 -29%
Marshall Wace
103
Marshall Wace
United Kingdom
$385K -$7.47M -204,165 -95%
Franklin Resources
104
Franklin Resources
California
$338K -$18.8K -514 -5%
ASRS
105
Arizona State Retirement System
Arizona
$322K +$12.1K +330 +4%
AQR Capital Management
106
AQR Capital Management
Connecticut
$306K -$56.9K -1,554 -16%
CSS
107
Cubist Systematic Strategies
Connecticut
$303K -$1.26M -34,331 -81%
TRCT
108
Tower Research Capital (TRC)
New York
$301K +$177K +4,827 +142%
Barclays
109
Barclays
United Kingdom
$291K -$1.5M -40,950 -84%
HighTower Advisors
110
HighTower Advisors
Illinois
$286K +$286K +7,820 New
EFM
111
E Fund Management
China
$263K +$263K +7,202 New
Zurich Cantonal Bank
112
Zurich Cantonal Bank
Switzerland
$256K -$44.6K -1,220 -15%
Teacher Retirement System of Texas
113
Teacher Retirement System of Texas
Texas
$244K +$25K +685 +11%
LNWWM
114
Laird Norton Wetherby Wealth Management
California
$241K +$241K +6,582 New
Public Employees Retirement Association of Colorado
115
Public Employees Retirement Association of Colorado
Colorado
$240K -$63K -1,721 -21%
KWMG
116
King Wealth Management Group
Florida
$219K – – –
Qube Research & Technologies (QRT)
117
Qube Research & Technologies (QRT)
United Kingdom
$218K -$506K -13,864 -70%
SOW
118
State of Wyoming
Wyoming
$218K +$26K +710 +14%
AB
119
Amalgamated Bank
New York
$203K -$13.6K -370 -6%
AF
120
Amalgamated Financial
New York
$203K +$203K +5,541 New
Janus Henderson Group
121
Janus Henderson Group
United Kingdom
$201K – – –
FPS
122
Fieldpoint Private Securities
Connecticut
$146K +$36.5K +1,000 +33%
PHK
123
Point72 Hong Kong
Hong Kong
$141K +$141K +3,863 New
VEA
124
Virtus ETF Advisers
New York
$135K -$7.87K -215 -6%
Osaic Holdings
125
Osaic Holdings
Arizona
$134K -$22.9K -54 -15%
3 4
5
6 7