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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.

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

Top Sellers

1
AG
Artal Group
Luxembourg
$0
2
Janus Henderson Group
Janus Henderson Group
United Kingdom
$301K
3
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
$64M
4
State Street
State Street
Massachusetts
$28M
5
SFM
Systematic Financial Management
New Jersey
$136K
Name Holding Trade Value Shares
Change 		Shares
Change %
AF
151
Allworth Financial
California
$737 +$201 +12 +38%
RIL
152
Rothschild Investment LLC
Illinois
$669 +$502 +30 +300%
PIS
153
POM Investment Strategies
North Carolina
$402 – – –
CA
154
CoreCap Advisors
Michigan
$385 – – –
KFI
155
Key Financial Inc
Pennsylvania
$201 – – –
LWA
156
Lowe Wealth Advisors
Maryland
$167 – – –
MPWT
157
MassMutual Private Wealth & Trust
Connecticut
$100 -$350 -21 -78%
CA
158
Clearstead Advisors
Ohio
$67 – – –
WTC
159
WhitTier Trust Company
Nevada
$50 – – –
VWM
160
Valley Wealth Managers
New Jersey
$50 +$50 +3 New
HI
161
Harbour Investments
Wisconsin
$17 – – –
AG
162
Artal Group
Luxembourg
– -$20.7M -1,001,360 Closed
Norges Bank
163
Norges Bank
Norway
– -$1.19M -57,454 Closed
ECM
164
ExodusPoint Capital Management
New York
– -$972K -47,107 Closed
Walleye Capital
165
Walleye Capital
New York
– -$951K -46,098 Closed
GC
166
Guggenheim Capital
Illinois
– -$893K -43,248 Closed
YIH
167
Y-Intercept (HK)
Hong Kong
– -$441K -21,351 Closed
FWM
168
Focused Wealth Management
New York
– -$415K -20,129 Closed
HighTower Advisors
169
HighTower Advisors
Illinois
– -$386K -18,717 Closed
FRM
170
Fox Run Management
Connecticut
– -$384K -18,591 Closed
Verition Fund Management
171
Verition Fund Management
Connecticut
– -$325K -15,757 Closed
NIM
172
NEOS Investment Management
Connecticut
– -$217K -10,511 Closed
ACM
173
ADAR1 Capital Management
Texas
– -$124K -5,988 Closed
Pacer Advisors
174
Pacer Advisors
Pennsylvania
– -$11.4K -552 Closed
SSG
175
Summit Securities Group
New York
– -$10K -500 Closed
4 5 6
7
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