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Prothena Corporation plc (0Y3M.L)

LSE - LSE Delayed price. Currency in USD
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24.20-1.17 (-4.61%)
At close: 06:37PM BST
Insider roster
Insider transactions

Major holders

Currency in USD
Breakdown
12.42%% of shares held by all insiders
101.28%% of shares held by institutions
115.65%% of float held by institutions
254Number of institutions holding shares

Top institutional holders

HolderSharesDate reported% outValue
EcoR1 Capital, LLC11,584,28031 Mar 202421.54%280,373,169
FMR, LLC8,006,41131 Mar 202414.89%193,778,364
Price (T.Rowe) Associates Inc4,201,77131 Mar 20247.81%101,695,043
Wellington Management Group, LLP3,752,14731 Mar 20246.98%90,812,838
Blackrock Inc.3,718,81331 Mar 20246.92%90,006,058
State Street Corporation3,473,99631 Mar 20246.46%84,080,777
Palo Alto Investors Lp1,663,44831 Mar 20243.09%40,260,265
Janus Henderson Group PLC1,309,59031 Mar 20242.44%31,695,875
Vanguard Group Inc1,125,28331 Mar 20242.09%27,235,111
Armistice Capital, LLC1,096,00031 Mar 20242.04%26,526,378

Top mutual fund holders

HolderSharesDate reported% outValue
Vanguard Specialized-Health Care Fund2,394,26330 Apr 20244.45%57,948,107
Fidelity Growth Company Fund2,351,74031 May 20244.37%56,918,927
Price (T.Rowe) New Horizons Fund1,903,00731 Mar 20243.54%46,058,287
iShares Russell 2000 ETF1,039,89330 Jun 20241.93%25,168,426
SPDR (R) Ser Tr-SPDR (R) S&P (R) Biotech ETF974,47730 Jun 20241.81%23,585,169
Fidelity Growth Company K6 Fund859,83431 May 20241.60%20,810,476
Fidelity Series Growth Company Fund758,50531 May 20241.41%18,358,020
Fidelity Select Portfolios - Biotechnology738,11731 May 20241.37%17,864,571
Price (T.Rowe) Health Sciences Fund623,23631 Mar 20241.16%15,084,118
Vanguard Extended Market Index Fund581,95931 Mar 20241.08%14,085,095