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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 %
GAM
76
Gotham Asset Management
New York
$943K -$325K -8,874 -26%
Citigroup
77
Citigroup
New York
$937K -$2.74M -74,703 -74%
Edgewood Management
78
Edgewood Management
Connecticut
$914K – – –
Jennison Associates
79
Jennison Associates
New York
$879K +$198K +5,414 +29%
Deutsche Bank
80
Deutsche Bank
Germany
$817K -$83.4K -2,280 -9%
EGM
81
Engineers Gate Manager
New York
$804K +$804K +21,992 New
MIM
82
MetLife Investment Management
New Jersey
$715K +$254K +6,951 +55%
TC
83
TwinBeech Capital
New York
$672K +$672K +18,374 New
AIG
84
American International Group
New York
$656K -$46.2K -1,264 -7%
AG
85
Algert Global
California
$617K +$617K +16,875 New
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
86
Healthcare of Ontario Pension Plan (HOOPP) Trust Fund
Ontario, Canada
$614K -$1.32M -36,000 -68%
Allianz Asset Management
87
Allianz Asset Management
Germany
$607K – – –
SO
88
STRS Ohio
Ohio
$599K – – –
State Board of Administration of Florida Retirement System
89
State Board of Administration of Florida Retirement System
Florida
$588K – – –
HSA
90
Hussman Strategic Advisors
Maryland
$570K – – –
ACM
91
AlphaCrest Capital Management
New York
$561K +$561K +15,348 New
Legal & General Group
92
Legal & General Group
United Kingdom
$537K +$8.31K +227 +2%
VOYA Investment Management
93
VOYA Investment Management
Georgia
$523K +$24.4K +666 +5%
DekaBank Deutsche Girozentrale
94
DekaBank Deutsche Girozentrale
Germany
$511K +$47.5K +1,300 +10%
Massachusetts Financial Services
95
Massachusetts Financial Services
Massachusetts
$496K -$1.04M -28,302 -68%
VRS
96
Virginia Retirement Systems
Virginia
$490K +$216K +5,900 +79%
HS
97
HighVista Strategies
Massachusetts
$474K -$553K -15,125 -54%
Victory Capital Management
98
Victory Capital Management
Texas
$449K +$212K +7,273 +89%
PI
99
Putnam Investments
Massachusetts
$444K +$22.6K +618 +5%
ProShare Advisors
100
ProShare Advisors
Maryland
$424K -$104K -2,847 -20%
2 3
4
5 6