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Prothena Corp
PRTA

Overview Fund Activity

168 hedge funds and large institutions have $1.33B invested in Prothena Corp in 2024 Q1 according to their latest regulatory filings, with 24 funds opening new positions, 57 increasing their positions, 62 reducing their positions, and 41 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
168
Holders Change
-19
Holders Change %
-10.16%
% of All Funds
2.44%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
24
Increased
57
Reduced
62
Closed
41
Calls
$4.77M
Puts
$4.78M
Net Calls
-$6K
Net Calls Change
-$19.3M

Top Buyers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$92.9M
2
AC
2
Armistice Capital
New York
$27.1M
3
State Street
3
State Street
Massachusetts
$86.1M
4
AG
4
Artal Group
Luxembourg
$24.8M
5
Millennium Management
5
Millennium Management
New York
$7.98M

Top Sellers

1
Janus Henderson Group
1
Janus Henderson Group
United Kingdom
$32.4M
2
EAM
2
Eventide Asset Management
Massachusetts
$0
3
FLAM
3
First Light Asset Management
Minnesota
$11M
4
MRCP
4
Maple Rock Capital Partners
Ontario, Canada
$0
5
Morgan Stanley
5
Morgan Stanley
New York
$16.2M
Name Holding Trade Value Shares
Change 		Shares
Change %
Rafferty Asset Management
26
Rafferty Asset Management
New York
$7.52M +$2.38M +96,036 +46%
JPMorgan Chase & Co
27
JPMorgan Chase & Co
New York
$7.38M -$1.5M -60,387 -17%
Citigroup
28
Citigroup
New York
$6.44M +$4.27M +172,291 +197%
Nuveen Asset Management
29
Nuveen Asset Management
Illinois
$6.02M -$1.43M -57,797 -19%
Bank of America
30
Bank of America
North Carolina
$5.95M -$1.16M -47,012 -16%
Citadel Advisors
31
Citadel Advisors
Florida
$5.82M +$2.39M +96,339 +70%
UBS Group
32
UBS Group
Switzerland
$4.92M +$1.64M +66,183 +50%
Qube Research & Technologies (QRT)
33
Qube Research & Technologies (QRT)
United Kingdom
$4.84M -$204K -8,236 -4%
Mariner
34
Mariner
Kansas
$4.38M -$36.1K -1,458 -0.8%
PM
35
Prosight Management
Texas
$4.22M -$1.46M -59,070 -26%
BC
36
Birchview Capital
Vermont
$4.2M – – –
SFM
37
Systematic Financial Management
New Jersey
$3.81M +$105K +4,233 +3%
Bank of New York Mellon
38
Bank of New York Mellon
New York
$3.61M -$7.34M -296,464 -67%
CSS
39
Cubist Systematic Strategies
Connecticut
$3.35M +$3.11M +125,442 +1,270%
Connor, Clark & Lunn Investment Management (CC&L)
40
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$3.27M -$595K -24,037 -15%
PA
41
Pinnacle Associates
New York
$3.1M -$12K -483 -0.4%
Axa
42
Axa
France
$2.99M +$817 +33 +0%
TD Asset Management
43
TD Asset Management
Ontario, Canada
$2.88M -$748K -30,200 -21%
DA
44
DCF Advisers
Connecticut
$2.65M +$570K +23,000 +27%
Manulife (Manufacturers Life Insurance)
45
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$2.05M -$75.3K -3,041 -4%
Swiss National Bank
46
Swiss National Bank
Switzerland
$1.96M – – –
RhumbLine Advisers
47
RhumbLine Advisers
Massachusetts
$1.57M +$39.1K +1,580 +3%
CS
48
Credit Suisse
Switzerland
$1.49M +$22.2K +898 +2%
Susquehanna International Group
49
Susquehanna International Group
Pennsylvania
$1.49M +$654K +26,383 +79%
Barclays
50
Barclays
United Kingdom
$1.44M -$2.09M -84,275 -59%
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