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Prothena Corp
PRTA

Overview Fund Activity

183 hedge funds and large institutions have $2.7B invested in Prothena Corp in 2022 Q3 according to their latest regulatory filings, with 40 funds opening new positions, 52 increasing their positions, 52 reducing their positions, and 20 closing their positions.

Holders
183
Holders Change
+17
Holders Change %
+10.24%
% of All Funds
3.16%
Holding in Top 10
9
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+80%
% of All Funds
0.16%
New
40
Increased
52
Reduced
52
Closed
20
Calls
$58.2M
Puts
$30.5M
Net Calls
+$27.7M
Net Calls Change
+$13.8M

Top Buyers

1
APM
1
Avidity Partners Management
Texas
$119M
2
T. Rowe Price Investment Management
2
T. Rowe Price Investment Management
Maryland
$51.4M
3
PHS
3
PFM Health Sciences
California
$50.9M
4
Federated Hermes
4
Federated Hermes
Pennsylvania
$21.2M
5
Wellington Management Group
5
Wellington Management Group
Massachusetts
$26.2M

Top Sellers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$181M
2
FLAM
2
First Light Asset Management
Minnesota
$93.3M
3
State Street
3
State Street
Massachusetts
$114M
4
BlackRock
4
BlackRock
New York
$190M
5
Nuveen Asset Management
5
Nuveen Asset Management
Illinois
$29.7M
Name Market Value Shares Shares
Change 		Shares
Change %
CFGS
201
Concourse Financial Group Securities
Alabama
– – – –
IC
202
Ikarian Capital
Texas
– – – –
CG
203
Cutler Group
California
– – – –
CM
204
Caption Management
Oklahoma
– – – –
CL
205
CSS LLC
Illinois
– – – –
DI
206
Disciplined Investments
Oklahoma
$0 2 +1 +100%
JWA
207
JFS Wealth Advisors
Pennsylvania
$0 4 +1 +33%
C
208
Covestor
United Kingdom
$0 4 +4 New
SIC
209
SJS Investment Consulting
Ohio
$0 5 +5 New
5 6 7 8
9