bestshares.com Logo
Popular
  • NVDA
    NVDA Nvidia
  • GOOGL
    GOOGL Alphabet Inc.
  • AAPL
    AAPL Apple Inc.
  • MSFT
    MSFT Microsoft Corporation
  • AMZN
    AMZN Amazon.com, Inc.
  • SPY
    SPY SPDR S&P 500 ETF Trust
  • QQQ
    QQQ Invesco QQQ Trust
    • Prothena Corporation logo

    Prothena Corporation

    PRTA | NASDAQ
    Chart Builder DCF Calculator
    $8.51
    -$0.07 (-0.82%)
    At close: Sep 21, 2026, 4:00 PM ET
    $8.75
    +$0.24 (+2.82%)
    After-hours: Sep 21, 2026, 7:30 PM ET
    Overview Rating Statistics Financials Earnings Analysts Ownership Profile

    © 2026 bestshares.com. All rights reserved.