Prothena Corp Public PRTA
NASDAQ PRTA
$8.36 -0.18 (-2.11%)
At close: Oct 2, 2026 · 4:00 PM EDT

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 1,076.25 Bn 1,044.84 Bn 19.71 Bn
2 Johnson & Johnson 617.18 Bn 535.70 Bn 17.26 Bn
3 AbbVie 464.58 Bn 437.73 Bn 12.70 Bn
4 Merck 356.04 Bn 310.47 Bn 12.21 Bn
5 Novartis Ag 269.07 Bn 224.94 Bn 11.24 Bn
6 Astrazeneca 243.21 Bn 216.77 Bn 12.86 Bn
7 Amgen 217.88 Bn 173.28 Bn 7.24 Bn
8 Gilead Sciences 179.62 Bn 153.74 Bn 6.22 Bn
9 Pfizer 158.45 Bn 105.40 Bn 10.94 Bn
10 Prothena Corp Public 432.58 Mn -823.49 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