PRTA icon

Prothena Corp
PRTA

Overview Fund Activity

139 hedge funds and large institutions have $394M invested in Prothena Corp in 2020 Q2 according to their latest regulatory filings, with 21 funds opening new positions, 36 increasing their positions, 44 reducing their positions, and 11 closing their positions.

Holders
139
Holders Change
+10
Holders Change %
+7.75%
% of All Funds
2.86%
Holding in Top 10
2
Holding in Top 10 Change
–
Holding in Top 10 Change %
–
% of All Funds
0.04%
New
21
Increased
36
Reduced
44
Closed
11
Calls
$321K
Puts
$1.92M
Net Calls
-$1.6M
Net Calls Change
-$3.56M

Top Buyers

1
SCM
1
Soleus Capital Management
Connecticut
$7.06M
2
O
2
OrbiMed
New York
$37.1M
3
RSCM
3
Rock Springs Capital Management
Maryland
$10.3M
4
State Street
4
State Street
Massachusetts
$15M
5
Renaissance Technologies
5
Renaissance Technologies
New York
$4.06M

Top Sellers

1
Fidelity Investments
1
Fidelity Investments
Massachusetts
$20.5M
2
Citadel Advisors
2
Citadel Advisors
Florida
$2.05M
3
BlackRock
3
BlackRock
New York
$31.8M
4
Point72 Asset Management
4
Point72 Asset Management
Connecticut
$2.78M
5
Bank of New York Mellon
5
Bank of New York Mellon
New York
$1.67M
Name Market Value Shares Shares
Change 		Shares
Change %
EC
1
EcoR1 Capital
California
$98.6M 9,426,640 – –
O
2
OrbiMed
New York
$37.1M 3,544,475 +642,236 +22%
BlackRock
3
BlackRock
New York
$31.8M 3,036,287 -352,727 -10%
GPP
4
Great Point Partners
Connecticut
$21.8M 2,082,841 – –
Fidelity Investments
5
Fidelity Investments
Massachusetts
$20.5M 1,957,749 -1,175,504 -38%
Dimensional Fund Advisors
6
Dimensional Fund Advisors
Texas
$18.8M 1,801,831 -25,569 -1%
State Street
7
State Street
Massachusetts
$15M 1,437,625 +384,177 +36%
RSCM
8
Rock Springs Capital Management
Maryland
$10.3M 989,218 +489,218 +98%
Wellington Management Group
9
Wellington Management Group
Massachusetts
$9.47M 905,585 -25,211 -3%
Vanguard Group
10
Vanguard Group
Pennsylvania
$8.09M 773,222 -19,031 -2%
PAI
11
Palo Alto Investors
California
$8.07M 771,065 -4,231 -0.5%
SCM
12
Soleus Capital Management
Connecticut
$7.06M 674,603 +674,603 New
Millennium Management
13
Millennium Management
New York
$6.75M 644,827 +8,017 +1%
WP
14
Woodline Partners
California
$6.28M 600,778 +175,862 +41%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$5.74M 548,918 -41,208 -7%
Northern Trust
16
Northern Trust
Illinois
$4.51M 431,341 -83,505 -16%
Goldman Sachs
17
Goldman Sachs
New York
$4.46M 426,126 +17,027 +4%
ECM
18
Endurant Capital Management
California
$4.22M 403,793 +147,844 +58%
Renaissance Technologies
19
Renaissance Technologies
New York
$4.06M 387,962 +303,062 +357%
AG
20
Artal Group
Luxembourg
$3.87M 370,000 +70,000 +23%
Nuveen Asset Management
21
Nuveen Asset Management
Illinois
$3.77M 360,771 -151,535 -30%
D.E. Shaw & Co
22
D.E. Shaw & Co
New York
$3.66M 349,377 +10,928 +3%
PA
23
Pinnacle Associates
New York
$3.59M 342,911 -6,045 -2%
Jacobs Levy Equity Management
24
Jacobs Levy Equity Management
New Jersey
$3.48M 332,919 +203 +0.1%
LCM
25
Lonestar Capital Management
California
$3.02M 289,020 -50,986 -15%
1
2 3 4 5