PRTA icon

Prothena Corp
PRTA

Overview Fund Activity

192 hedge funds and large institutions have $2.91B invested in Prothena Corp in 2021 Q3 according to their latest regulatory filings, with 50 funds opening new positions, 57 increasing their positions, 49 reducing their positions, and 13 closing their positions.

New
Increased
Maintained
Reduced
Closed
Holders
192
Holders Change
+36
Holders Change %
+23.08%
% of All Funds
3.37%
Holding in Top 10
5
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.09%
New
50
Increased
57
Reduced
49
Closed
13
Calls
$18.1M
Puts
$11.4M
Net Calls
+$6.73M
Net Calls Change
-$1.25M

Top Buyers

1
BC
Boxer Capital
California
+$21.4M
2
T. Rowe Price Associates
T. Rowe Price Associates
Maryland
+$17.1M
3
Vanguard Group
Vanguard Group
Pennsylvania
+$13.3M
4
State Street
State Street
Massachusetts
+$12.6M
5
SG Americas Securities
SG Americas Securities
New York
+$7.55M

Top Sellers

1
FLAM
First Light Asset Management
Minnesota
-$34.1M
2
RG
Redmile Group
California
-$22.4M
3
RSCM
Rock Springs Capital Management
Maryland
-$17.1M
4
APM
Avidity Partners Management
Texas
-$9.36M
5
Fidelity Investments
Fidelity Investments
Massachusetts
-$9.18M
Name Holding Trade Value Shares
Change 		Shares
Change %
AF
176
Allworth Financial
California
$2K +$957 +11 +92%
MGIM
177
M&G Investment Management
United Kingdom
$1.42K +$1.42K +20,004 New
GWM
178
Geneos Wealth Management
Colorado
$1K – – –
GKWIM
179
Gerber Kawasaki Wealth & Investment Management
California
$1K +$1K +1 New
HI
180
Hudock Inc
Pennsylvania
$1K +$1K +28 New
TPCW
181
TD Private Client Wealth
New York
$855 – – –
APA
182
American Portfolios Advisors
New York
$142 – – –
Nisa Investment Advisors
183
Nisa Investment Advisors
Missouri
$73 – – –
APM
184
Avidity Partners Management
Texas
– -$9.36M -182,000 Closed
Axa
185
Axa
France
– -$4.1M -79,660 Closed
CAM
186
ClariVest Asset Management
California
– -$1.48M -28,733 Closed
Squarepoint
187
Squarepoint
New York
– -$1.33M -25,886 Closed
Wellington Management Group
188
Wellington Management Group
Massachusetts
– -$1.22M -23,821 Closed
VF
189
Virtu Financial
New York
– -$574K -11,174 Closed
TI
190
Trexquant Investment
Connecticut
– -$377K -7,326 Closed
MS
191
Maven Securities
Jersey
– -$257K -5,000 Closed
VIA
192
Vident Investment Advisory
Georgia
– -$226K -4,389 Closed
PAM
193
Panagora Asset Management
Massachusetts
– -$171K -3,323 Closed
Mirae Asset Global Investments
194
Mirae Asset Global Investments
South Korea
– -$37K -718 Closed
WT
195
Whittier Trust
California
– -$11K -220 Closed
IA
196
IFP Advisors
Florida
– -$1K -20 Closed
4 5 6 7
8