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Prothena Corp
PRTA

Overview Fund Activity

187 hedge funds and large institutions have $1.97B invested in Prothena Corp in 2023 Q4 according to their latest regulatory filings, with 41 funds opening new positions, 68 increasing their positions, 46 reducing their positions, and 38 closing their positions.

Holders
187
Holders Change
+1
Holders Change %
+0.54%
% of All Funds
2.74%
Holding in Top 10
3
Holding in Top 10 Change
-2
Holding in Top 10 Change %
-40%
% of All Funds
0.04%
New
41
Increased
68
Reduced
46
Closed
38
Calls
$81.9M
Puts
$62.6M
Net Calls
+$19.3M
Net Calls Change
+$27.7M

Top Buyers

1
Morgan Stanley
1
Morgan Stanley
New York
$35.1M
2
State Street
2
State Street
Massachusetts
$100M
3
AG
3
Artal Group
Luxembourg
$18.2M
4
Wellington Management Group
4
Wellington Management Group
Massachusetts
$94.3M
5
T. Rowe Price Associates
5
T. Rowe Price Associates
Maryland
$154M

Top Sellers

1
T. Rowe Price Investment Management
1
T. Rowe Price Investment Management
Maryland
$0
2
PHS
2
PFM Health Sciences
California
$6.9M
3
APM
3
Avidity Partners Management
Texas
$0
4
FLAM
4
First Light Asset Management
Minnesota
$39.6M
5
Point72 Asset Management
5
Point72 Asset Management
Connecticut
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
SCM
201
Silverarc Capital Management
Massachusetts
– -$1.28M -26,629 Closed
MAP
202
Moody Aldrich Partners
Massachusetts
– -$1.15M -23,904 Closed
MAM
203
Martingale Asset Management
Massachusetts
– -$599K -12,415 Closed
BCM
204
Bayesian Capital Management
New York
– -$449K -9,299 Closed
Walleye Trading
205
Walleye Trading
New York
– -$447K -9,267 Closed
HS
206
HighVista Strategies
Massachusetts
– -$444K -9,195 Closed
CC
207
Corton Capital
Ontario, Canada
– -$439K -9,091 Closed
Victory Capital Management
208
Victory Capital Management
Texas
– -$424K -8,781 Closed
Capstone Investment Advisors
209
Capstone Investment Advisors
New York
– -$393K -8,135 Closed
PMEF
210
Point72 Middle East FZE
United Arab Emirates
– -$372K -7,716 Closed
Allianz Asset Management
211
Allianz Asset Management
Germany
– -$328K -6,800 Closed
MF
212
Magnetar Financial
Illinois
– -$286K -5,923 Closed
OQS
213
Occudo Quantitative Strategies
Florida
– -$252K -5,223 Closed
Pictet Asset Management
214
Pictet Asset Management
Switzerland
– -$244K -5,057 Closed
SEI Investments
215
SEI Investments
Pennsylvania
– -$228K -4,717 Closed
CAPTRUST Financial Advisors
216
CAPTRUST Financial Advisors
North Carolina
– -$209K -4,338 Closed
Walleye Capital
217
Walleye Capital
New York
– -$207K -4,286 Closed
JFG
218
Jefferies Financial Group
New York
– -$149K -3,085 Closed
BWCS
219
Beirne Wealth Consulting Services
Connecticut
– -$205K -3,000 Closed
HT
220
Headlands Technologies
Illinois
– -$73.9K -1,531 Closed
Federated Hermes
221
Federated Hermes
Pennsylvania
– -$434 -9 Closed
RFA
222
Register Financial Advisors
Georgia
– -$193 -4 Closed
TWP
223
TFO Wealth Partners
Ohio
– -$205 -3 Closed
GI
224
Gradient Investments
Minnesota
– -$48 -1 Closed
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