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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 %
BNP Paribas Financial Markets
76
BNP Paribas Financial Markets
France
$2.33M 38,407 +30,108 +363%
New York State Common Retirement Fund
77
New York State Common Retirement Fund
New York
$2.21M 36,391 +1,666 +5%
Norges Bank
78
Norges Bank
Norway
$2.15M 35,400 -41,400 -54%
Ameriprise
79
Ameriprise
Minnesota
$2.08M 34,333 +9,124 +36%
MPAM
80
Monarch Partners Asset Management
Massachusetts
$2.02M 33,360 +33,360 New
CS
81
Credit Suisse
Switzerland
$1.9M 31,278 +3,554 +13%
Connor, Clark & Lunn Investment Management (CC&L)
82
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$1.67M 27,556 +11,526 +72%
VOYA Investment Management
83
VOYA Investment Management
Georgia
$1.66M 27,390 +13,595 +99%
AA
84
ALPS Advisors
Colorado
$1.55M 25,590 -2,180 -8%
Edgewood Management
85
Edgewood Management
Connecticut
$1.52M 25,000 – –
Simplex Trading
86
Simplex Trading
Illinois
$1.43M 23,666 +20,435 +632%
AC
87
Apogem Capital
New York
$1.37M 22,566 -18,526 -45%
SO
88
STRS Ohio
Ohio
$1.19M 19,600 – –
MIM
89
MetLife Investment Management
New Jersey
$1.19M 19,561 – –
Principal Financial Group
90
Principal Financial Group
Iowa
$1.15M 19,015 -14,921 -44%
CSS
91
Cubist Systematic Strategies
Connecticut
$1.07M 17,720 +5,140 +41%
Invesco
92
Invesco
Georgia
$1.06M 17,482 -225,871 -93%
Mariner
93
Mariner
Kansas
$1.03M 17,029 +1,939 +13%
Legal & General Group
94
Legal & General Group
United Kingdom
$1.03M 16,932 +863 +5%
AIG
95
American International Group
New York
$1.02M 16,842 +238 +1%
Mirae Asset Global Investments
96
Mirae Asset Global Investments
South Korea
$1.01M 16,651 +5,761 +53%
Deutsche Bank
97
Deutsche Bank
Germany
$987K 16,279 -3,594 -18%
State Board of Administration of Florida Retirement System
98
State Board of Administration of Florida Retirement System
Florida
$974K 16,066 – –
HSA
99
Hussman Strategic Advisors
Maryland
$946K 15,600 -15,600 -50%
NC
100
NinePointTwo Capital
California
$927K 15,290 +871 +6%
2 3
4
5 6