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Prothena Corp
PRTA

Overview Fund Activity

141 hedge funds and large institutions have $584M invested in Prothena Corp in 2019 Q4 according to their latest regulatory filings, with 24 funds opening new positions, 37 increasing their positions, 38 reducing their positions, and 13 closing their positions.

Holders
141
Holders Change
+11
Holders Change %
+8.46%
% of All Funds
2.78%
Holding in Top 10
1
Holding in Top 10 Change
-1
Holding in Top 10 Change %
-50%
% of All Funds
0.02%
New
24
Increased
37
Reduced
38
Closed
13
Calls
$8.21M
Puts
$231K
Net Calls
+$7.98M
Net Calls Change
+$7.06M

Top Buyers

1
Point72 Asset Management
1
Point72 Asset Management
Connecticut
$5.1M
2
AG
2
Artal Group
Luxembourg
$4.75M
3
PA
3
Pinnacle Associates
New York
$6.33M
4
Balyasny Asset Management
4
Balyasny Asset Management
Illinois
$1.9M
5
Nuveen Asset Management
5
Nuveen Asset Management
Illinois
$6.03M

Top Sellers

1
Millennium Management
1
Millennium Management
New York
$8.33M
2
Citadel Advisors
2
Citadel Advisors
Florida
$14.6M
3
Morgan Stanley
3
Morgan Stanley
New York
$1.29M
4
State Street
4
State Street
Massachusetts
$16.4M
5
O
5
OrbiMed
New York
$45.9M
Name Market Value Shares Shares
Change 		Shares
Change %
California State Teachers Retirement System (CalSTRS)
51
California State Teachers Retirement System (CalSTRS)
California
$992K 62,645 – –
State of Wisconsin Investment Board
52
State of Wisconsin Investment Board
Wisconsin
$955K 60,300 – –
UBS AM
53
UBS AM
Illinois
$846K 53,413 +19,146 +56%
AllianceBernstein
54
AllianceBernstein
Tennessee
$821K 51,840 – –
Ameriprise
55
Ameriprise
Minnesota
$743K 46,912 +7,903 +20%
RC
56
RBF Capital
California
$718K 45,362 +45,362 New
UBS Group
57
UBS Group
Switzerland
$631K 39,856 -20,676 -34%
New York State Common Retirement Fund
58
New York State Common Retirement Fund
New York
$601K 37,969 – –
Invesco
59
Invesco
Georgia
$528K 33,367 -2,214 -6%
IC
60
Ikarian Capital
Texas
$472K 29,832 +29,832 New
Wells Fargo
61
Wells Fargo
California
$453K 28,598 +1,625 +6%
Group One Trading
62
Group One Trading
Illinois
$436K 27,558 +21,374 +346%
CS
63
Credit Suisse
Switzerland
$434K 27,429 -1,533 -5%
AIG
64
American International Group
New York
$399K 25,174 -212 -0.8%
DCM
65
Driehaus Capital Management
Illinois
$396K 25,000 +25,000 New
State Board of Administration of Florida Retirement System
66
State Board of Administration of Florida Retirement System
Florida
$361K 22,801 – –
PP
67
PDT Partners
New York
$340K 21,500 -15,888 -42%
Connor, Clark & Lunn Investment Management (CC&L)
68
Connor, Clark & Lunn Investment Management (CC&L)
British Columbia, Canada
$319K 20,125 -3,800 -16%
Wolverine Trading
69
Wolverine Trading
Illinois
$318K 20,159 +20,159 New
VOYA Investment Management
70
VOYA Investment Management
Georgia
$316K 19,992 +1,520 +8%
Bank of America
71
Bank of America
North Carolina
$311K 19,653 -14,034 -42%
Manulife (Manufacturers Life Insurance)
72
Manulife (Manufacturers Life Insurance)
Ontario, Canada
$308K 23,865 -1,940 -8%
AG
73
Aperio Group
California
$301K 19,007 +3,423 +22%
Citigroup
74
Citigroup
New York
$293K 18,558 -19,445 -51%
MIM
75
MetLife Investment Management
New Jersey
$290K 18,324 – –
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