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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 %
BC
26
Birchview Capital
Vermont
$4.22M 304,574 +95,000 +45%
Renaissance Technologies
27
Renaissance Technologies
New York
$2.8M 201,900 +19,100 +10%
Nuveen Asset Management
28
Nuveen Asset Management
Illinois
$2.11M 152,107 +381 +0.3%
Bank of New York Mellon
29
Bank of New York Mellon
New York
$2.08M 150,238 +19,452 +15%
PP
30
PDT Partners
New York
$1.76M 127,203 +16,549 +15%
Millennium Management
31
Millennium Management
New York
$1.7M 123,005 +10,467 +9%
Axa
32
Axa
France
$1.67M 120,630 -125 -0.1%
Bank of America
33
Bank of America
North Carolina
$1.65M 119,007 +36,944 +45%
Barclays
34
Barclays
United Kingdom
$1.46M 105,338 +10,116 +11%
DA
35
DCF Advisers
Connecticut
$1.43M 103,500 -4,000 -4%
PA
36
Pinnacle Associates
New York
$1.43M 103,081 -22,666 -18%
BNP Paribas Financial Markets
37
BNP Paribas Financial Markets
France
$1.35M 97,383 +41,541 +74%
Deutsche Bank
38
Deutsche Bank
Germany
$1.33M 95,970 +63,512 +196%
Connor, Clark & Lunn Investment Management (CC&L)
39
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$1.27M 91,840 -30,652 -25%
SFI
40
Susquehanna Fundamental Investments
Pennsylvania
$1.12M 80,677 +80,677 New
Rafferty Asset Management
41
Rafferty Asset Management
New York
$1.08M 77,672 +15,442 +25%
Man Group
42
Man Group
United Kingdom
$1.07M 77,430 +36,824 +91%
Manulife (Manufacturers Life Insurance)
43
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$972K 70,184 -15,887 -18%
DWAM
44
Duncan Williams Asset Management
Tennessee
$958K 69,199 +20,450 +42%
Swiss National Bank
45
Swiss National Bank
Switzerland
$951K 68,700 – –
Citigroup
46
Citigroup
New York
$948K 68,433 +36,359 +113%
RhumbLine Advisers
47
RhumbLine Advisers
Massachusetts
$930K 67,115 +1,175 +2%
TD Asset Management
48
TD Asset Management
Ontario, Canada
$896K 64,694 -36,000 -36%
BFM
49
Boothbay Fund Management
New York
$859K 62,002 +62,002 New
Norges Bank
50
Norges Bank
Norway
$796K 57,454 +57,454 New
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