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Prothena Corp
PRTA

Overview Fund Activity

196 hedge funds and large institutions have $2.12B invested in Prothena Corp in 2021 Q4 according to their latest regulatory filings, with 41 funds opening new positions, 72 increasing their positions, 37 reducing their positions, and 36 closing their positions.

Holders
196
Holders Change
+4
Holders Change %
+2.08%
% of All Funds
3.03%
Holding in Top 10
4
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-20%
% of All Funds
0.06%
New
41
Increased
72
Reduced
37
Closed
36
Calls
$12.3M
Puts
$4.86M
Net Calls
+$7.4M
Net Calls Change
+$670K

Top Buyers

1
State Street
1
State Street
Massachusetts
$97.5M
2
JPMorgan Chase & Co
2
JPMorgan Chase & Co
New York
$10.6M
3
FLAM
3
First Light Asset Management
Minnesota
$80.2M
4
ECM
4
ExodusPoint Capital Management
New York
$8.05M
5
Marshall Wace
5
Marshall Wace
United Kingdom
$10.6M

Top Sellers

1
ACM
1
Atika Capital Management
New York
$0
2
Invesco
2
Invesco
Georgia
$7.8M
3
Adage Capital Partners
3
Adage Capital Partners
Massachusetts
$0
4
RG
4
Redmile Group
California
$37.8M
5
T. Rowe Price Associates
5
T. Rowe Price Associates
Maryland
$294M
Name Market Value Shares Shares
Change 		Shares
Change %
CC
101
Corton Capital
Ontario, Canada
$709K 14,352 +14,352 New
BHCM
102
Boulder Hill Capital Management
New York
$706K 14,300 +14,300 New
HIS
103
Harvest Investment Services
Illinois
$698K 14,141 +6,913 +96%
Mariner
104
Mariner
Kansas
$691K 13,986 +13,986 New
VOYA Investment Management
105
VOYA Investment Management
Georgia
$673K 13,629 -138 -1%
GCP
106
GSA Capital Partners
United Kingdom
$655K 13,259 +9,648 +267%
MIM
107
MetLife Investment Management
New Jersey
$623K 12,610 – –
DekaBank Deutsche Girozentrale
108
DekaBank Deutsche Girozentrale
Germany
$582K 12,700 +350 +3%
PI
109
Putnam Investments
Massachusetts
$570K 11,529 +11,529 New
AR
110
Advisory Research
Illinois
$542K 10,975 -8,709 -44%
SSA
111
Schonfeld Strategic Advisors
New York
$513K 10,387 +6,622 +176%
AQR Capital Management
112
AQR Capital Management
Connecticut
$490K 9,917 -3,429 -26%
Franklin Resources
113
Franklin Resources
California
$482K 9,750 +115 +1%
MLICM
114
Metropolitan Life Insurance Company (MetLife)
New York
$458K 9,280 – –
Jane Street
115
Jane Street
New York
$453K 9,168 -3,781 -29%
E
116
Ergoteles
New York
$435K 8,800 +8,800 New
ASRS
117
Arizona State Retirement System
Arizona
$419K 8,487 +64 +0.8%
BNP Paribas Financial Markets
118
BNP Paribas Financial Markets
France
$411K 8,325 +1,571 +23%
Public Employees Retirement Association of Colorado
119
Public Employees Retirement Association of Colorado
Colorado
$409K 8,273 -2,711 -25%
Zurich Cantonal Bank
120
Zurich Cantonal Bank
Switzerland
$406K 8,226 +3,415 +71%
Victory Capital Management
121
Victory Capital Management
Texas
$402K 8,137 +4,224 +108%
Acadian Asset Management
122
Acadian Asset Management
Massachusetts
$393K 7,961 +6,531 +457%
NA
123
Navellier & Associates
Nevada
$373K 7,553 +373 +5%
Squarepoint
124
Squarepoint
New York
$326K 6,606 +6,606 New
NC
125
NinePointTwo Capital
California
$304K 6,172 +6,172 New
3 4
5
6 7