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Prothena Corp
PRTA

Overview Fund Activity

169 hedge funds and large institutions have $741M invested in Prothena Corp in 2024 Q4 according to their latest regulatory filings, with 34 funds opening new positions, 63 increasing their positions, 39 reducing their positions, and 27 closing their positions.

Holders
169
Holders Change
+7
Holders Change %
+4.32%
% of All Funds
2.25%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
34
Increased
63
Reduced
39
Closed
27
Calls
$8.78M
Puts
$4.31M
Net Calls
+$4.48M
Net Calls Change
+$3.53M

Top Buyers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$71.1M
2
AC
2
Armistice Capital
New York
$31M
3
Federated Hermes
3
Federated Hermes
Pennsylvania
$10.3M
4
UBS Group
4
UBS Group
Switzerland
$5.14M
5
FC
5
Finepoint Capital
Massachusetts
$9.1M

Top Sellers

1
GIM
1
Granahan Investment Management
Massachusetts
$0
2
Citadel Advisors
2
Citadel Advisors
Florida
$575K
3
DTC
3
Deep Track Capital
Connecticut
$0
4
UBS AM
4
UBS AM
Illinois
$5.28M
5
T. Rowe Price Associates
5
T. Rowe Price Associates
Maryland
$51M
Name Market Value Shares Shares
Change 		Shares
Change %
IC
201
Ikarian Capital
Texas
– – – –
CFGS
202
Concourse Financial Group Securities
Alabama
– – – –
HT
203
HAP Trading
New York
– – – –
5 6 7 8
9