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Prothena Corp
PRTA

Overview Fund Activity

191 hedge funds and large institutions have $2.51B invested in Prothena Corp in 2023 Q1 according to their latest regulatory filings, with 27 funds opening new positions, 70 increasing their positions, 56 reducing their positions, and 32 closing their positions.

Holders
191
Holders Change
-10
Holders Change %
-4.98%
% of All Funds
3.06%
Holding in Top 10
7
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-12.5%
% of All Funds
0.11%
New
27
Increased
70
Reduced
56
Closed
32
Calls
$7.72M
Puts
$3.57M
Net Calls
+$4.15M
Net Calls Change
-$12.3M

Top Buyers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$328M
2
Wellington Management Group
2
Wellington Management Group
Massachusetts
$110M
3
Bank of America
3
Bank of America
North Carolina
$27.4M
4
Janus Henderson Group
4
Janus Henderson Group
United Kingdom
$77.4M
5
Two Sigma Investments
5
Two Sigma Investments
New York
$17.7M

Top Sellers

1
APM
1
Avidity Partners Management
Texas
$51.8M
2
SCM
2
Suvretta Capital Management
New York
$0
3
WP
3
Woodline Partners
California
$0
4
MRCP
4
Maple Rock Capital Partners
Ontario, Canada
$14.2M
5
PHS
5
PFM Health Sciences
California
$37.5M
Name Holding Trade Value Shares
Change 		Shares
Change %
Axa
101
Axa
France
$919K -$43.6K -900 -5%
AIG
102
American International Group
New York
$915K +$74.7K +1,541 +9%
Prudential Financial
103
Prudential Financial
New Jersey
$871K -$47.8K -986 -5%
GC
104
Guggenheim Capital
Illinois
$843K +$843K +17,390 New
HS
105
HighVista Strategies
Massachusetts
$706K – – –
EGM
106
Engineers Gate Manager
New York
$699K +$499K +10,286 +249%
DekaBank Deutsche Girozentrale
107
DekaBank Deutsche Girozentrale
Germany
$659K – – –
SO
108
STRS Ohio
Ohio
$605K – – –
Ameriprise
109
Ameriprise
Minnesota
$582K -$590K -12,168 -50%
Rockefeller Capital Management
110
Rockefeller Capital Management
New York
$581K +$576K +11,900 +12,020%
State Board of Administration of Florida Retirement System
111
State Board of Administration of Florida Retirement System
Florida
$547K – – –
HIS
112
Harvest Investment Services
Illinois
$524K +$524K +10,821 New
Teacher Retirement System of Texas
113
Teacher Retirement System of Texas
Texas
$506K +$33.7K +694 +7%
CM
114
Capula Management
Cayman Islands
$505K +$505K +10,420 New
ASRS
115
Arizona State Retirement System
Arizona
$476K +$26.4K +544 +6%
Royal Bank of Canada
116
Royal Bank of Canada
Ontario, Canada
$472K -$133K -2,754 -22%
DTL
117
Dynamic Technology Lab
Singapore
$457K +$457K +9,430 New
ProShare Advisors
118
ProShare Advisors
Maryland
$400K -$22.7K -469 -5%
Qube Research & Technologies (QRT)
119
Qube Research & Technologies (QRT)
United Kingdom
$399K +$50.3K +1,038 +14%
EFM
120
E Fund Management
China
$390K +$39.1K +806 +11%
US Bancorp
121
US Bancorp
Minnesota
$383K -$10.1K -208 -3%
HWM
122
HighMark Wealth Management
Minnesota
$356K -$8.48K -175 -2%
AQR Capital Management
123
AQR Capital Management
Connecticut
$353K +$353K +7,291 New
OC
124
Oppenheimer & Co
New York
$352K +$352K +7,270 New
AR
125
Advisory Research
Illinois
$347K +$1.5K +31 +0.4%
3 4
5
6 7