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Prothena Corp
PRTA

Overview Fund Activity

174 hedge funds and large institutions have $1.64B invested in Prothena Corp in 2022 Q1 according to their latest regulatory filings, with 18 funds opening new positions, 56 increasing their positions, 54 reducing their positions, and 37 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
174
Holders Change
-22
Holders Change %
-11.22%
% of All Funds
2.75%
Holding in Top 10
5
Holding in Top 10 Change
+1
Holding in Top 10 Change %
+25%
% of All Funds
0.08%
New
18
Increased
56
Reduced
54
Closed
37
Calls
$15.6M
Puts
$2.57M
Net Calls
+$13.1M
Net Calls Change
+$5.66M

Top Buyers

1
State Street
1
State Street
Massachusetts
$86.6M
2
MRCP
2
Maple Rock Capital Partners
Ontario, Canada
$12.2M
3
EC
3
EcoR1 Capital
California
$424M
4
PBA
4
Paradigm Biocapital Advisors
New York
$9.8M
5
Nuveen Asset Management
5
Nuveen Asset Management
Illinois
$27.3M

Top Sellers

1
Jacobs Levy Equity Management
1
Jacobs Levy Equity Management
New Jersey
$0
2
Marshall Wace
2
Marshall Wace
United Kingdom
$385K
3
Voloridge Investment Management
3
Voloridge Investment Management
Florida
$0
4
HIM
4
Hillsdale Investment Management
Ontario, Canada
$0
5
ECM
5
ExodusPoint Capital Management
New York
$2.59M
Name Holding Trade Value Shares
Change 		Shares
Change %
HIS
176
Harvest Investment Services
Illinois
– -$698K -14,141 Closed
AR
177
Advisory Research
Illinois
– -$542K -10,975 Closed
SSA
178
Schonfeld Strategic Advisors
New York
– -$513K -10,387 Closed
Jane Street
179
Jane Street
New York
– -$453K -9,168 Closed
E
180
Ergoteles
New York
– -$435K -8,800 Closed
Acadian Asset Management
181
Acadian Asset Management
Massachusetts
– -$393K -7,961 Closed
NA
182
Navellier & Associates
Nevada
– -$373K -7,553 Closed
Squarepoint
183
Squarepoint
New York
– -$326K -6,606 Closed
DTL
184
Dynamic Technology Lab
Singapore
– -$290K -5,870 Closed
TI
185
Trexquant Investment
Connecticut
– -$290K -5,866 Closed
DU
186
Delphia (USA)
Ontario, Canada
– -$276K -5,597 Closed
QT
187
Quantbot Technologies
New York
– -$263K -5,338 Closed
RJA
188
Raymond James & Associates
Florida
– -$232K -4,700 Closed
OC
189
Oppenheimer & Co
New York
– -$225K -4,549 Closed
BAM
190
Blueshift Asset Management
New Jersey
– -$221K -4,478 Closed
SWM
191
Spire Wealth Management
Virginia
– -$53K -1,070 Closed
SFM
192
Signet Financial Management
New Jersey
– -$42K -850 Closed
DA
193
Denali Advisors
California
– -$40K -800 Closed
FDCDDQ
194
Federation des caisses Desjardins du Quebec
Quebec, Canada
– -$18.6K -376 Closed
Northwestern Mutual Wealth Management
195
Northwestern Mutual Wealth Management
Wisconsin
– -$4K -73 Closed
CA
196
CoreCap Advisors
Michigan
– -$1K -11 Closed
4 5 6 7
8