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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 %
Charles Schwab
26
Charles Schwab
California
$11.4M 313,230 +4,693 +2%
Nuveen Asset Management
27
Nuveen Asset Management
Illinois
$10.9M 300,819 -136,451 -31%
UBS AM
28
UBS AM
Illinois
$10.6M 291,867 +25,820 +10%
Bank of America
29
Bank of America
North Carolina
$10.4M 287,355 +177,932 +163%
AC
30
Armistice Capital
New York
$10.1M 278,000 +278,000 New
PM
31
Prosight Management
Texas
$8.34M 229,539 +103,337 +82%
Rafferty Asset Management
32
Rafferty Asset Management
New York
$7.54M 207,419 +50,579 +32%
Qube Research & Technologies (QRT)
33
Qube Research & Technologies (QRT)
United Kingdom
$7.4M 203,682 +119,029 +141%
PHS
34
PFM Health Sciences
California
$6.9M 189,744 -646,827 -77%
Jane Street
35
Jane Street
New York
$6.73M 185,195 +178,939 +2,860%
Amundi
36
Amundi
France
$6.6M 166,631 -9,941 -6%
Mariner
37
Mariner
Kansas
$6.48M 178,424 +10,492 +6%
BC
38
Birchview Capital
Vermont
$6.16M 169,574 – –
Connor, Clark & Lunn Investment Management (CC&L)
39
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$5.67M 155,942 +28,167 +22%
SFM
40
Systematic Financial Management
New Jersey
$5.44M 149,759 +149,759 New
Two Sigma Advisers
41
Two Sigma Advisers
New York
$5.33M 146,800 -57,000 -28%
TD Asset Management
42
TD Asset Management
Ontario, Canada
$5.33M 146,538 -26,144 -15%
Barclays
43
Barclays
United Kingdom
$5.18M 142,607 +56,572 +66%
Citadel Advisors
44
Citadel Advisors
Florida
$5.04M 138,587 -10,348 -7%
SG Americas Securities
45
SG Americas Securities
New York
$4.94M 135,857 +43,363 +47%
UBS Group
46
UBS Group
Switzerland
$4.81M 132,497 +87,245 +193%
PA
47
Pinnacle Associates
New York
$4.57M 125,747 +741 +0.6%
Axa
48
Axa
France
$4.38M 120,617 +7,704 +7%
Norges Bank
49
Norges Bank
Norway
$3.8M 104,564 – –
BNP Paribas Financial Markets
50
BNP Paribas Financial Markets
France
$3.38M 93,004 -12,212 -12%
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