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Prothena Corp

Name Holding Trade Value Shares
Change
Change in
Stake
WIM
1
Woodford Investment Management
United Kingdom
$383M +$114M +2,916,700 +46%
Fidelity Investments
2
Fidelity Investments
Massachusetts
$212M +$16.3M +417,597 +9%
T. Rowe Price Associates
3
T. Rowe Price Associates
Maryland
$137M +$8.9M +227,300 +7%
Wellington Management Group
4
Wellington Management Group
Massachusetts
$132M +$28.3M +722,889 +29%
Capital World Investors
5
Capital World Investors
California
$54.5M +$3.91M +100,000 +8%
BFA
6
BlackRock Fund Advisors
California
$51.4M +$4.44M +113,332 +10%
State Street
7
State Street
Massachusetts
$50.4M +$16.2M +415,089 +51%
VAM
8
Visium Asset Management
New York
$36.7M -$3.41M -87,071 -9%
BIT
9
BlackRock Institutional Trust
California
$34.9M +$2.95M +75,385 +10%
PAI
10
Palo Alto Investors
California
$28.6M
Vanguard Group
11
Vanguard Group
Pennsylvania
$23.4M +$1.88M +48,050 +9%
PA
12
Pinnacle Associates
New York
$18.2M +$5.67M +144,860 +49%
AllianceBernstein
13
AllianceBernstein
Tennessee
$17.2M +$1.93M +49,356 +13%
Wells Fargo
14
Wells Fargo
California
$17.2M +$6.7M +171,097 +70%
Jennison Associates
15
Jennison Associates
New York
$16.9M +$157K +4,018 +1%
SAM
16
Sectoral Asset Management
Quebec, Canada
$16.4M +$15.6M +398,100 New
Northern Trust
17
Northern Trust
Illinois
$15.9M +$1.29M +33,030 +9%
ORI
18
Oak Ridge Investments
Illinois
$15.3M -$202K -5,174 -1%
BB
19
BB Biotech
Switzerland
$14.4M +$1.17M +30,000 +9%
Norges Bank
20
Norges Bank
Norway
$13.6M -$710K -18,153 -5%
RSCM
21
Rock Springs Capital Management
Maryland
$12.7M +$2.35M +60,000 +24%
Invesco
22
Invesco
Georgia
$11.8M -$3.43M -87,611 -23%
Geode Capital Management
23
Geode Capital Management
Massachusetts
$10.4M +$1.52M +38,781 +18%
Millennium Management
24
Millennium Management
New York
$10.2M +$9.6M +245,388 +7,830%
Axa
25
Axa
France
$7.87M -$318K -8,113 -4%