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Prothena Corp
PRTA

Overview Fund Activity

160 hedge funds and large institutions have $1.05B invested in Prothena Corp in 2024 Q2 according to their latest regulatory filings, with 27 funds opening new positions, 58 increasing their positions, 42 reducing their positions, and 33 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
160
Holders Change
-8
Holders Change %
-4.76%
% of All Funds
2.33%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
27
Increased
58
Reduced
42
Closed
33
Calls
$2.03M
Puts
$2.31M
Net Calls
-$277K
Net Calls Change
-$271K

Top Buyers

1
AC
Armistice Capital
New York
$32.2M
2
Morgan Stanley
Morgan Stanley
New York
$16.7M
3
BlackRock
BlackRock
New York
$79.6M
4
Citadel Advisors
Citadel Advisors
Florida
$7.29M
5
PM
Prosight Management
Texas
$5.92M

Top Sellers

1
State Street
State Street
Massachusetts
$39.9M
2
FLAM
First Light Asset Management
Minnesota
$0
3
UBS AM
UBS AM
Illinois
$889K
4
Millennium Management
Millennium Management
New York
$646K
5
Janus Henderson Group
Janus Henderson Group
United Kingdom
$21.2M
Name Holding Trade Value Shares
Change 		Shares
Change %
KFI
151
Key Financial Inc
Pennsylvania
$248 +$248 +12 New
LWA
152
Lowe Wealth Advisors
Maryland
$206 – – –
RIL
153
Rothschild Investment LLC
Illinois
$206 +$103 +5 +100%
GRP
154
Global Retirement Partners
California
$144 +$144 +7 New
RFA
155
Register Financial Advisors
Georgia
$83 – – –
CA
156
Clearstead Advisors
Ohio
$83 +$83 +4 New
WTC
157
WhitTier Trust Company
Nevada
$61 – – –
CC
158
Cypress Capital
Tennessee
$41 +$41 +2 New
HI
159
Harbour Investments
Wisconsin
$21 – – –
FLAM
160
First Light Asset Management
Minnesota
– -$11M -444,953 Closed
Qube Research & Technologies (QRT)
161
Qube Research & Technologies (QRT)
United Kingdom
– -$4.84M -195,446 Closed
CSS
162
Cubist Systematic Strategies
Connecticut
– -$3.35M -135,321 Closed
PC
163
Pier Capital
Connecticut
– -$1.41M -57,020 Closed
PIM
164
Platinum Investment Management
Australia
– -$1.03M -41,508 Closed
SEC
165
Seven Eight Capital
New York
– -$1.02M -41,120 Closed
FAM
166
Fred Alger Management
New York
– -$817K -32,996 Closed
Bank of Montreal
167
Bank of Montreal
Ontario, Canada
– -$622K -24,880 Closed
AIG
168
American International Group
New York
– -$515K -20,795 Closed
NYLIM
169
New York Life Investment Management
New York
– -$357K -14,407 Closed
EFM
170
E Fund Management
China
– -$355K -14,340 Closed
SFI
171
Susquehanna Fundamental Investments
Pennsylvania
– -$342K -13,818 Closed
AC
172
AXQ Capital
New Jersey
– -$332K -13,416 Closed
Principal Financial Group
173
Principal Financial Group
Iowa
– -$291K -11,737 Closed
ProShare Advisors
174
ProShare Advisors
Maryland
– -$281K -11,346 Closed
GS
175
GTS Securities
New York
– -$271K -10,944 Closed
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