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Prothena Corp
PRTA

Overview Fund Activity

186 hedge funds and large institutions have $2.56B invested in Prothena Corp in 2023 Q3 according to their latest regulatory filings, with 25 funds opening new positions, 73 increasing their positions, 51 reducing their positions, and 32 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
186
Holders Change
-10
Holders Change %
-5.1%
% of All Funds
2.97%
Holding in Top 10
5
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-16.67%
% of All Funds
0.08%
New
25
Increased
73
Reduced
51
Closed
32
Calls
$9.61M
Puts
$18.1M
Net Calls
-$8.45M
Net Calls Change
+$2.75M

Top Buyers

1
BC
Boxer Capital
California
$30.2M
2
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$184M
3
State Street
State Street
Massachusetts
$102M
4
Millennium Management
Millennium Management
New York
$12.8M
5
Janus Henderson Group
Janus Henderson Group
United Kingdom
$88.1M

Top Sellers

1
Man Group
Man Group
United Kingdom
$230K
2
APM
Avidity Partners Management
Texas
$18.4M
3
RSCM
Rock Springs Capital Management
Maryland
$29.6M
4
ACM
Atika Capital Management
New York
$0
5
EGI
EAM Global Investors
California
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
EFM
126
E Fund Management
China
$389K +$78.8K +1,632 +25%
OC
127
Oppenheimer & Co
New York
$382K +$14.2K +295 +4%
PMEF
128
Point72 Middle East FZE
United Arab Emirates
$372K -$196K -4,072 -35%
Zurich Cantonal Bank
129
Zurich Cantonal Bank
Switzerland
$360K +$38.5K +797 +12%
HWM
130
HighMark Wealth Management
Minnesota
$355K – – –
SO
131
STRS Ohio
Ohio
$332K -$294K -6,100 -47%
Allianz Asset Management
132
Allianz Asset Management
Germany
$328K -$434K -9,000 -57%
Public Employees Retirement Association of Colorado
133
Public Employees Retirement Association of Colorado
Colorado
$316K – – –
AB
134
Amalgamated Bank
New York
$305K +$6.65K +138 +2%
Jane Street
135
Jane Street
New York
$302K -$2.28M -47,219 -88%
SCA
136
Snowden Capital Advisors
New York
$290K -$3.52K -73 -1%
MF
137
Magnetar Financial
Illinois
$286K +$286K +5,923 New
OQS
138
Occudo Quantitative Strategies
Florida
$252K +$252K +5,223 New
Pictet Asset Management
139
Pictet Asset Management
Switzerland
$244K +$244K +5,057 New
Man Group
140
Man Group
United Kingdom
$230K -$11.6M -170,562 Closed
SEI Investments
141
SEI Investments
Pennsylvania
$228K -$115K -2,385 -34%
Osaic Holdings
142
Osaic Holdings
Arizona
$214K +$63.8K +1,323 +42%
CAPTRUST Financial Advisors
143
CAPTRUST Financial Advisors
North Carolina
$209K -$6.95K -144 -3%
Walleye Capital
144
Walleye Capital
New York
$207K -$2.48M -51,366 -92%
BWCS
145
Beirne Wealth Consulting Services
Connecticut
$205K – – –
US Bancorp
146
US Bancorp
Minnesota
$202K -$157K -3,256 -44%
Schroder Investment Management Group
147
Schroder Investment Management Group
United Kingdom
$201K +$11.1K +234 +6%
AIP
148
Ameritas Investment Partners
Nebraska
$199K +$33.6K +696 +20%
Allspring Global Investments
149
Allspring Global Investments
North Carolina
$149K +$55K +1,140 +58%
JFG
150
Jefferies Financial Group
New York
$149K +$108K +2,240 +265%
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