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Prothena Corporation plc (0Y3M.L)

LSE - LSE Delayed price. Currency in USD
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19.90-1.66 (-7.72%)
At close: 03:11PM BST

Major holders

Currency in USD
12.42%% of shares held by all insiders
100.85%% of shares held by institutions
115.16%% of float held by institutions
256Number of institutions holding shares

Top institutional holders

HolderSharesDate reported% outValue
EcoR1 Capital, LLC11,584,28031 Mar 202421.54%230,469,255
FMR, LLC8,006,41131 Mar 202414.89%159,287,550
Price (T.Rowe) Associates Inc4,201,77131 Mar 20247.81%83,594,235
Wellington Management Group, LLP3,752,14731 Mar 20246.98%74,648,966
Blackrock Inc.3,718,81331 Mar 20246.92%73,985,786
State Street Corporation3,473,99631 Mar 20246.46%69,115,152
Palo Alto Investors Lp1,663,44831 Mar 20243.09%33,094,298
Janus Henderson Group PLC1,309,59031 Mar 20242.44%26,054,293
Vanguard Group Inc1,125,28331 Mar 20242.09%22,387,505
Armistice Capital, LLC1,096,00031 Mar 20242.04%21,804,920

Top mutual fund holders

HolderSharesDate reported% outValue
Vanguard Specialized-Health Care Fund2,394,26331 Jan 20244.45%47,633,863
SPDR (R) Ser Tr-SPDR (R) S&P (R) Biotech ETF2,356,05130 Apr 20244.38%46,873,635
Fidelity Growth Company Fund2,341,87830 Apr 20244.36%46,591,663
Price (T.Rowe) New Horizons Fund1,903,00731 Mar 20243.54%37,860,325
iShares Russell 2000 ETF977,66430 Apr 20241.82%19,450,625
Fidelity Growth Company K6 Fund851,03630 Apr 20241.58%16,931,361
Fidelity Select Portfolios - Biotechnology801,41730 Apr 20241.49%15,944,191
Fidelity Series Growth Company Fund754,80530 Apr 20241.40%15,016,845
Price (T.Rowe) Health Sciences Fund623,23631 Mar 20241.16%12,399,280
Vanguard Extended Market Index Fund581,95931 Mar 20241.08%11,578,074