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Prothena Corp
PRTA

Overview Fund Activity

183 hedge funds and large institutions have $2.7B invested in Prothena Corp in 2022 Q3 according to their latest regulatory filings, with 40 funds opening new positions, 52 increasing their positions, 52 reducing their positions, and 20 closing their positions.

Holders
183
Holders Change
+17
Holders Change %
+10.24%
% of All Funds
3.16%
Holding in Top 10
9
Holding in Top 10 Change
+4
Holding in Top 10 Change %
+80%
% of All Funds
0.16%
New
40
Increased
52
Reduced
52
Closed
20
Calls
$58.2M
Puts
$30.5M
Net Calls
+$27.7M
Net Calls Change
+$13.8M

Top Buyers

1
APM
1
Avidity Partners Management
Texas
$119M
2
T. Rowe Price Investment Management
2
T. Rowe Price Investment Management
Maryland
$51.4M
3
PHS
3
PFM Health Sciences
California
$50.9M
4
Federated Hermes
4
Federated Hermes
Pennsylvania
$21.2M
5
Wellington Management Group
5
Wellington Management Group
Massachusetts
$26.2M

Top Sellers

1
T. Rowe Price Associates
1
T. Rowe Price Associates
Maryland
$181M
2
FLAM
2
First Light Asset Management
Minnesota
$93.3M
3
State Street
3
State Street
Massachusetts
$114M
4
BlackRock
4
BlackRock
New York
$190M
5
Nuveen Asset Management
5
Nuveen Asset Management
Illinois
$29.7M
Name Market Value Shares Shares
Change 		Shares
Change %
Citigroup
51
Citigroup
New York
$5.95M 98,144 +12,762 +15%
Handelsbanken Fonder
52
Handelsbanken Fonder
Sweden
$5.2M 85,700 -41,800 -33%
Bank of America
53
Bank of America
North Carolina
$5.04M 83,097 +17,753 +27%
Swiss National Bank
54
Swiss National Bank
Switzerland
$4.68M 77,200 – –
EGI
55
EAM Global Investors
California
$4.65M 76,653 +76,653 New
GC
56
Guggenheim Capital
Illinois
$4.6M 75,795 -421 -0.6%
Barclays
57
Barclays
United Kingdom
$4.13M 68,062 +66,281 +3,722%
DA
58
DCF Advisers
Connecticut
$4.12M 68,000 +144 +0.2%
TD Asset Management
59
TD Asset Management
Ontario, Canada
$4.08M 68,539 -43,102 -39%
Ensign Peak Advisors
60
Ensign Peak Advisors
Utah
$3.75M 61,757 +11,880 +24%
RC
61
RBF Capital
California
$3.3M 54,362 +9,000 +20%
EI
62
EAM Investors
California
$3.25M 53,637 +53,637 New
Manulife (Manufacturers Life Insurance)
63
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$3.17M 53,031 -305 -0.6%
Axa
64
Axa
France
$3.17M 52,225 +25,900 +98%
Man Group
65
Man Group
United Kingdom
$3.08M 50,716 +50,716 New
State of Wisconsin Investment Board
66
State of Wisconsin Investment Board
Wisconsin
$2.99M 49,310 +14,227 +41%
PIM
67
Platinum Investment Management
Australia
$2.97M 48,914 -11,598 -19%
Walleye Trading
68
Walleye Trading
New York
$2.93M 48,295 +48,295 New
RhumbLine Advisers
69
RhumbLine Advisers
Massachusetts
$2.84M 46,891 +3,586 +8%
AllianceBernstein
70
AllianceBernstein
Tennessee
$2.75M 45,366 – –
SSA
71
Schonfeld Strategic Advisors
New York
$2.72M 44,790 +44,790 New
California State Teachers Retirement System (CalSTRS)
72
California State Teachers Retirement System (CalSTRS)
California
$2.56M 42,203 -968 -2%
Prudential Financial
73
Prudential Financial
New Jersey
$2.42M 39,879 -10 -0%
OQS
74
Occudo Quantitative Strategies
Florida
$2.36M 38,889 +38,889 New
First Trust Advisors
75
First Trust Advisors
Illinois
$2.35M 38,808 -4,907 -11%
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