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Prothena Corp

Name Holding Trade Value Shares
Change
Change in
Stake
EC
1
EcoR1 Capital
California
$113M
BlackRock
2
BlackRock
New York
$44.4M -$418K -35,306 -0.9%
FLAM
3
First Light Asset Management
Minnesota
$24.7M +$24.3M +2,056,453 New
O
4
OrbiMed
New York
$21.6M -$20.7M -1,747,017 -49%
Dimensional Fund Advisors
5
Dimensional Fund Advisors
Texas
$20.9M -$320K -27,031 -2%
PAI
6
Palo Alto Investors
California
$20.3M +$4.29M +363,071 +27%
Fidelity Investments
7
Fidelity Investments
Massachusetts
$17.8M -$6.11M -516,509 -26%
IC
8
Ikarian Capital
Texas
$14.3M +$14M +1,186,700 New
RSCM
9
Rock Springs Capital Management
Maryland
$13.7M +$1.37M +115,893 +11%
PM
10
Prosight Management
Texas
$13.1M +$6.46M +546,007 +100%
GPP
11
Great Point Partners
Connecticut
$11.7M -$6.75M -570,832 -37%
State Street
12
State Street
Massachusetts
$7.33M -$7.37M -623,301 -51%
Vanguard Group
13
Vanguard Group
Pennsylvania
$7.25M +$351K +29,664 +5%
Millennium Management
14
Millennium Management
New York
$6.61M -$2M -168,869 -23%
Geode Capital Management
15
Geode Capital Management
Massachusetts
$5.57M -$60.9K -5,151 -1%
Goldman Sachs
16
Goldman Sachs
New York
$5.41M -$763K -64,493 -13%
Nuveen
17
Nuveen
North Carolina
$4.5M -$89.9K -7,597 -2%
Northern Trust
18
Northern Trust
Illinois
$4.45M -$195K -16,467 -4%
Jacobs Levy Equity Management
19
Jacobs Levy Equity Management
New Jersey
$3.79M -$29.7K -2,513 -0.8%
Renaissance Technologies
20
Renaissance Technologies
New York
$3.77M +$577K +48,800 +18%
PA
21
Pinnacle Associates
New York
$3.71M -$261K -22,030 -7%
Wellington Management Group
22
Wellington Management Group
Massachusetts
$2.7M -$4.51M -381,533 -63%
D.E. Shaw & Co
23
D.E. Shaw & Co
New York
$2.56M -$956K -80,859 -27%
EP
24
Eversept Partners
New York
$2.44M +$74.5K +6,300 +3%
Charles Schwab
25
Charles Schwab
California
$2.19M -$4.99K -422 -0.2%