Prothena Corp Public PRTA
NASDAQ PRTA
$8.76 +0.20 (+2.34%)
As of: Nov 11, 2026 · 2:40 PM EST

Prothena Corp Public (PRTA) Price to Earnings (2021 - 2022)

Updated

Prothena Corp Public's Price to Earnings was 25.36 in Q1 2022, down 26.3% from the prior quarter.

Analysis

Prothena Corp Public (PRTA) Price to Earnings (2021 - 2022) Analysis & Trends

For FY2021, Price to Earnings at Prothena Corp Public came in at 34.42.

Peer Set

Peer Comparison

# Company Market Cap Enterprise Value Gross Profit (Qtr)
1 Eli Lilly 1,348.13 Bn 1,321.74 Bn 20.46 Bn
2 Johnson & Johnson 675.90 Bn 595.76 Bn 17.30 Bn
3 AbbVie 519.45 Bn 487.50 Bn 13.12 Bn
4 Merck 364.95 Bn 327.95 Bn 13.19 Bn
5 Novartis Ag 311.58 Bn 285.16 Bn -
6 Astrazeneca 289.34 Bn 262.94 Bn 13.26 Bn
7 Amgen 251.64 Bn 203.30 Bn 7.58 Bn
8 Gilead Sciences 212.05 Bn 187.07 Bn 6.73 Bn
9 Pfizer 167.35 Bn 115.00 Bn 12.56 Bn
10 Prothena Corp Public 439.48 Mn -757.15 Mn -
Historic Data

Historic Data

Download Data
DateValue
Mar 31, 2022 25.36
Dec 31, 2021 34.42
Sep 30, 2021 47.73
API Access

Prothena Corp Public Price to Earnings API

Pull this series into your own models, spreadsheets and apps with the Business Quant Historical Metrics API. The request below matches the chart above — change the frequency, period or values and it follows. Swap YOUR_API_KEY for your own key.

https://data.businessquant.com/historic?slug=price-to-earnings&ticker=PRTA&period=max&api_key=YOUR_API_KEY