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Prothena Corp
PRTA

Overview Fund Activity

162 hedge funds and large institutions have $855M invested in Prothena Corp in 2024 Q3 according to their latest regulatory filings, with 22 funds opening new positions, 51 increasing their positions, 45 reducing their positions, and 20 closing their positions.

Holders
162
Holders Change
+2
Holders Change %
+1.25%
% of All Funds
2.34%
Holding in Top 10
3
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
22
Increased
51
Reduced
45
Closed
20
Calls
$3.01M
Puts
$2.06M
Net Calls
+$950K
Net Calls Change
+$1.23M

Top Buyers

1
Wellington Management Group
1
Wellington Management Group
Massachusetts
$69.9M
2
UBS AM
2
UBS AM
Illinois
$8.81M
3
Federated Hermes
3
Federated Hermes
Pennsylvania
$6.77M
4
PM
4
Prosight Management
Texas
$8.09M
5
BlackRock
5
BlackRock
New York
$67.4M

Top Sellers

1
AG
1
Artal Group
Luxembourg
$0
2
Janus Henderson Group
2
Janus Henderson Group
United Kingdom
$301K
3
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$64M
4
State Street
4
State Street
Massachusetts
$28M
5
SFM
5
Systematic Financial Management
New Jersey
$136K
Name Holding Trade Value Shares
Change 		Shares
Change %
Edgewood Management
76
Edgewood Management
Connecticut
$403K – – –
CF
77
Corebridge Financial
Texas
$380K -$2.34K -140 -0.6%
Ensign Peak Advisors
78
Ensign Peak Advisors
Utah
$362K – – –
Creative Planning
79
Creative Planning
Kansas
$350K +$350K +20,907 New
BHCM
80
Brevan Howard Capital Management
Jersey
$344K -$20.9K -1,248 -6%
American Century Companies
81
American Century Companies
Missouri
$306K +$306K +18,302 New
Janus Henderson Group
82
Janus Henderson Group
United Kingdom
$301K -$16.8M -1,008,511 -98%
Schroder Investment Management Group
83
Schroder Investment Management Group
United Kingdom
$301K – – –
OPS
84
Orion Portfolio Solutions
Nebraska
$293K +$12.4K +739 +4%
BCI
85
Brinker Capital Investments
Pennsylvania
$293K +$12.4K +739 +4%
DekaBank Deutsche Girozentrale
86
DekaBank Deutsche Girozentrale
Germany
$277K – – –
HWM
87
HighMark Wealth Management
Minnesota
$276K – – –
XT
88
XTX Topco
Cayman Islands
$260K +$260K +15,564 New
Handelsbanken Fonder
89
Handelsbanken Fonder
Sweden
$258K – – –
State Board of Administration of Florida Retirement System
90
State Board of Administration of Florida Retirement System
Florida
$257K – – –
HSBC Holdings
91
HSBC Holdings
United Kingdom
$245K +$245K +15,078 New
New York State Common Retirement Fund
92
New York State Common Retirement Fund
New York
$239K -$68.6K -4,100 -22%
SG Americas Securities
93
SG Americas Securities
New York
$236K -$678K -40,485 -74%
TRSOTSOK
94
Teachers Retirement System of the State of Kentucky
Kentucky
$235K – – –
VOYA Investment Management
95
VOYA Investment Management
Georgia
$234K -$283K -16,915 -55%
Amundi
96
Amundi
France
$228K -$36.9K -2,213 -14%
Qube Research & Technologies (QRT)
97
Qube Research & Technologies (QRT)
United Kingdom
$223K +$223K +13,320 New
PA
98
Profund Advisors
Maryland
$212K -$90.5K -5,412 -30%
IIM
99
INTECH Investment Management
Florida
$210K +$210K +12,555 New
ProShare Advisors
100
ProShare Advisors
Maryland
$188K +$188K +11,212 New
2 3
4
5 6