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Prothena Corp
PRTA

Overview Fund Activity

140 hedge funds and large institutions have $355M invested in Prothena Corp in 2020 Q3 according to their latest regulatory filings, with 19 funds opening new positions, 32 increasing their positions, 49 reducing their positions, and 18 closing their positions.

Holders
140
Holders Change
+1
Holders Change %
+0.72%
% of All Funds
2.83%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.02%
New
19
Increased
32
Reduced
49
Closed
18
Calls
$1.6M
Puts
$2.05M
Net Calls
-$449K
Net Calls Change
+$1.15M

Top Buyers

1
BlackRock
1
BlackRock
New York
$37.2M
2
PAI
2
Palo Alto Investors
California
$13.3M
3
PM
3
Prosight Management
Texas
$5.45M
4
Adage Capital Partners
4
Adage Capital Partners
Massachusetts
$2M
5
Goldman Sachs
5
Goldman Sachs
New York
$5.14M

Top Sellers

1
SCM
1
Soleus Capital Management
Connecticut
$0
2
GPP
2
Great Point Partners
Connecticut
$15.5M
3
WP
3
Woodline Partners
California
$1.77M
4
Wellington Management Group
4
Wellington Management Group
Massachusetts
$6.06M
5
Point72 Asset Management
5
Point72 Asset Management
Connecticut
$0
Name Holding Trade Value Shares
Change 		Shares
Change %
Principal Financial Group
76
Principal Financial Group
Iowa
$186K +$186K +18,644 New
AIG
77
American International Group
New York
$184K -$4.17K -417 -2%
MIM
78
MetLife Investment Management
New Jersey
$183K – – –
Manulife (Manufacturers Life Insurance)
79
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$183K – – –
Ensign Peak Advisors
80
Ensign Peak Advisors
Utah
$176K +$176K +17,628 New
Verition Fund Management
81
Verition Fund Management
Connecticut
$171K -$868K -86,825 -84%
VRS
82
Virginia Retirement Systems
Virginia
$163K +$14K +1,400 +9%
JPMorgan Chase & Co
83
JPMorgan Chase & Co
New York
$147K +$10.4K +1,051 +8%
Tudor Investment Corp
84
Tudor Investment Corp
Connecticut
$146K +$146K +14,653 New
T. Rowe Price Associates
85
T. Rowe Price Associates
Maryland
$145K +$145K +14,525 New
MC
86
Moors & Cabot
Massachusetts
$143K +$143K +14,350 New
Qube Research & Technologies (QRT)
87
Qube Research & Technologies (QRT)
United Kingdom
$142K -$51.9K -5,205 -27%
AIM
88
Aigen Investment Management
New York
$131K +$131K +13,157 New
VOYA Investment Management
89
VOYA Investment Management
Georgia
$129K -$12.2K -1,217 -9%
TRCT
90
Tower Research Capital (TRC)
New York
$126K +$33.7K +3,359 +37%
DekaBank Deutsche Girozentrale
91
DekaBank Deutsche Girozentrale
Germany
$119K +$119K +12,350 New
Public Employees Retirement Association of Colorado
92
Public Employees Retirement Association of Colorado
Colorado
$110K – – –
ProShare Advisors
93
ProShare Advisors
Maryland
$102K -$3.55K -355 -3%
Group One Trading
94
Group One Trading
Illinois
$102K +$16.8K +1,690 +20%
BNP Paribas Financial Markets
95
BNP Paribas Financial Markets
France
$100K +$44.5K +4,450 +80%
MLICM
96
Metropolitan Life Insurance Company (MetLife)
New York
$69.3K -$58.1K -5,819 -46%
Simplex Trading
97
Simplex Trading
Illinois
$68K +$55.1K +5,561 +427%
Legal & General Group
98
Legal & General Group
United Kingdom
$66K -$13.8K -1,387 -17%
PAM
99
Panagora Asset Management
Massachusetts
$58K -$843K -85,074 -94%
Bank of Montreal
100
Bank of Montreal
Ontario, Canada
$34K -$11.5K -1,033 -25%
2 3
4
5 6