PRTA
Prothena Corporation plc
NASDAQ · Healthcare · Biotechnology · IE
$9.82
+2.29%Forward multiples
Based on analyst estimates
- P/E forward
- —
- P/E 2026E
- 88.18x
- P/E 2027E
- —
- P/E 2028E
- 71.85x
- P/S forward
- 13.56x
Trailing multiples
Trailing twelve months
- P/E TTM
- —
- PEG TTM
- —
- Price / book
- 1.76x
- Price / sales
- 9.24x
- Price / cash flow
- -8.40x
Enterprise value
- Enterprise value
- $222.9M
- EV / sales
- 4.09x
- EV / EBITDA
- -5.42x
- EV / EBIT
- -3.55x
- Market cap
- $504.1M
Trailing, forward and enterprise-value multiples for the requested listing · Data as of Jun 1, 2026