Prothena (PRTA) Research Hub

Prothena (PRTA) trades on NASDAQ, IE in the Healthcare (Biotechnology) sector. As of 2026-09-11, shares last closed at 8.93 USD (-3.98%), in a range — insufficient history for 200-DMA. Valuation: trailing P/E -3.00, market cap 0.45B. This hub links to the full technical, earnings and options research available for PRTA.

Last updated 2026-09-11 · Source: FMP end-of-day prices (adjusted); indicators computed by SniperIQ

SectorHealthcare (Biotechnology)
ExchangeNASDAQ, IE
Last close8.93 USD (-3.98%)
52-week range7.93 USD – 10.15 USD
Trend regimeRange
14-day RSI52.8 (Neutral)
Trailing P/E-3.00
Market cap0.45B
Dividend yield0.00%
Next earnings2026-08-03

Available research for PRTA

Earnings

PRTA earnings: next report 2026-08-03, real EPS beat/miss history, analyst consensus Buy, P/E -3.00. Updated 2026-07-23.

Options: Covered Call

Covered Call on PRTA: how it works, illustrative setup around the real 8.93 USD price, max profit/loss, breakeven and when to use it. Educational.

Options: Iron Condor

Iron Condor on PRTA: how it works, illustrative setup around the real 8.93 USD price, max profit/loss, breakeven and when to use it. Educational.

Options: Protective Put

Protective Put on PRTA: how it works, illustrative setup around the real 8.93 USD price, max profit/loss, breakeven and when to use it. Educational.

Technical

PRTA technical analysis: range, last 8.93 USD, RSI 52.8, 52w range 7.93 USD–10.15 USD, real support/resistance. Updated 2026-09-11.

Frequently asked questions

What sector is PRTA in?

Prothena (PRTA) is classified under Healthcare (Biotechnology), listed on NASDAQ, IE.

Is PRTA in an uptrend or downtrend?

As of 2026-09-11, PRTA is in a range — insufficient history for 200-DMA. See the full technical research page for support and resistance levels.

What is PRTA's trailing P/E ratio?

PRTA's trailing P/E is -3.00, with a market cap of 0.45B. See the earnings research page for full valuation detail.

When does PRTA next report earnings?

PRTA is next scheduled to report earnings on 2026-08-03, with a consensus EPS estimate of -0.39 USD.