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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 Market Value Shares Shares
Change 		Shares
Change %
Millennium Management
76
Millennium Management
New York
$1.37M 37,656 -227,869 -86%
AA
77
ALPS Advisors
Colorado
$1.33M 36,530 -2,994 -8%
EGM
78
Engineers Gate Manager
New York
$1.33M 36,523 +25,139 +221%
EAM
79
Exome Asset Management
New York
$1.32M 36,384 +36,384 New
GCP
80
GSA Capital Partners
United Kingdom
$1.27M 34,850 +34,850 New
PA
81
Profund Advisors
Maryland
$1.23M 33,754 +7,120 +27%
FAM
82
Fred Alger Management
New York
$1.23M 33,724 +33,724 New
New York State Common Retirement Fund
83
New York State Common Retirement Fund
New York
$1.22M 33,648 +2,675 +9%
Susquehanna International Group
84
Susquehanna International Group
Pennsylvania
$1.22M 33,597 -8,008 -19%
State of Wisconsin Investment Board
85
State of Wisconsin Investment Board
Wisconsin
$1.19M 32,757 -12,015 -27%
Man Group
86
Man Group
United Kingdom
$1.18M 32,404 +32,404 New
Principal Financial Group
87
Principal Financial Group
Iowa
$1.13M 30,973 +5,391 +21%
Tudor Investment Corp
88
Tudor Investment Corp
Connecticut
$1.04M 28,561 +28,561 New
Mirae Asset Global Investments
89
Mirae Asset Global Investments
South Korea
$1.01M 27,751 +2,099 +8%
Group One Trading
90
Group One Trading
Illinois
$998K 27,456 +27,456 New
Invesco
91
Invesco
Georgia
$967K 26,615 -4,102 -13%
DTL
92
Dynamic Technology Lab
Singapore
$962K 26,476 +26,476 New
TIM
93
Thornburg Investment Management
New Mexico
$930K 25,591 -2,680 -9%
CM
94
Capula Management
Cayman Islands
$883K 24,310 +24,310 New
Edgewood Management
95
Edgewood Management
Connecticut
$874K 24,060 – –
GC
96
Guggenheim Capital
Illinois
$853K 23,461 +8,118 +53%
HT
97
HAP Trading
New York
$825K 22,701 +22,701 New
Deutsche Bank
98
Deutsche Bank
Germany
$807K 22,201 -412 -2%
MIM
99
MetLife Investment Management
New Jersey
$794K 21,852 – –
AIG
100
American International Group
New York
$762K 20,973 +283 +1%
2 3
4
5 6