PRTA
Prothena Corp. Plc
NASDAQ · Healthcare · Biotechnology · IE
$8.48
+1.56%Forward multiples
Based on analyst estimates
- P/E forward
- —
- P/E 2026E
- 70.76x
- P/E 2027E
- —
- P/E 2028E
- —
- P/S forward
- 15.10x
Trailing multiples
Trailing twelve months
- P/E TTM
- —
- PEG TTM
- —
- Price / book
- 1.52x
- Price / sales
- 7.98x
- Price / cash flow
- -7.25x
Enterprise value
- Enterprise value
- $154.1M
- EV / sales
- 2.83x
- EV / EBITDA
- -3.60x
- EV / EBIT
- -2.46x
- Market cap
- $435.3M
Trailing, forward and enterprise-value multiples for the requested listing · Data as of Jun 1, 2026