PTGX Historical PE Ratio image   This PTGX PE ratio history page last updated 11/10/2022
PTGX PE History Chart
PeriodPriceGAAPTTMPE
Q3 2022
11/8/2022
7.74-0.64-2.68NA
Q2 2022
8/4/2022
11.71-0.84-2.74NA
Q1 2022
5/4/2022
9.82-0.43-2.59NA
Q4 2021
2/28/2022
24.28-0.77-2.70NA
Q3 2021
11/3/2021
32.93-0.70-2.41NA
Q2 2021
8/4/2021
48.98-0.69-1.92NA
Q1 2021
5/4/2021
29.35-0.54-1.82NA
Q4 2020
3/10/2021
29.83-0.48-2.00NA
Q3 2020
11/4/2020
21.22-0.21-2.15NA
Q2 2020
8/6/2020
16.45-0.59-2.55NA
Q1 2020
5/7/2020
7.73-0.72-3.14NA
Q4 2019
3/10/2020
7.63-0.63-3.00NA
Q3 2019
11/6/2019
11.60-0.61-2.94NA
Q2 2019
8/7/2019
9.90-1.18-2.71NA
Q1 2019
5/8/2019
9.54-0.58-1.94NA
Q4 2018
3/12/2019
9.57-0.57-1.72NA
Q3 2018
11/6/2018
8.69-0.38-1.30NA
Q2 2018
8/7/2018
10.99-0.41-1.21NA
Q1 2018
5/9/2018
8.40-0.36-1.69NA
Q4 2017
3/7/2018
20.89-0.15-2.17NA
Q3 2017
11/6/2017
14.71-0.29-2.69NA
Q2 2017
8/8/2017
11.74-0.89-3.27NA
Q1 2017
5/10/2017
9.65-0.84NANA
Q4 2016
3/7/2017
13.47-0.67NANA
Q3 2016
11/14/2016
24.16-0.87NANA
PTGX Historical PE Ratio Chart
PeriodPriceGAAPAnnualizedPE
Q3 2022
11/8/2022
7.74-0.64-2.56NA
Q2 2022
8/4/2022
11.71-0.84-3.36NA
Q1 2022
5/4/2022
9.82-0.43-1.72NA
Q4 2021
2/28/2022
24.28-0.77-3.08NA
Q3 2021
11/3/2021
32.93-0.70-2.80NA
Q2 2021
8/4/2021
48.98-0.69-2.76NA
Q1 2021
5/4/2021
29.35-0.54-2.16NA
Q4 2020
3/10/2021
29.83-0.48-1.92NA
Q3 2020
11/4/2020
21.22-0.21-0.84NA
Q2 2020
8/6/2020
16.45-0.59-2.36NA
Q1 2020
5/7/2020
7.73-0.72-2.88NA
Q4 2019
3/10/2020
7.63-0.63-2.52NA
Q3 2019
11/6/2019
11.60-0.61-2.44NA
Q2 2019
8/7/2019
9.90-1.18-4.72NA
Q1 2019
5/8/2019
9.54-0.58-2.32NA
Q4 2018
3/12/2019
9.57-0.57-2.28NA
Q3 2018
11/6/2018
8.69-0.38-1.52NA
Q2 2018
8/7/2018
10.99-0.41-1.64NA
Q1 2018
5/9/2018
8.40-0.36-1.44NA
Q4 2017
3/7/2018
20.89-0.15-0.60NA
Q3 2017
11/6/2017
14.71-0.29-1.16NA
Q2 2017
8/8/2017
11.74-0.89-3.56NA
Q1 2017
5/10/2017
9.65-0.84-3.36NA
Q4 2016
3/7/2017
13.47-0.67-2.68NA
Q3 2016
11/14/2016
24.16-0.87-3.48NA
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Protagonist Therapeutics (PTGX) is categorized under the Healthcare sector; to help you further research PE history across stocks, below are some other companies in the same sector:

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On this page we presented the PTGX PE Ratio History information for Protagonist Therapeutics' stock. The average PTGX PE ratio history based on using the annualized quarterly earnings result at each measurement period (for the "E" in the PE calculation; and the closing price on earnings date as the "P") is NA. Meanwhile, using the trailing twelve month (TTM) quarterly earnings result as our method of calculation the "E" value at each measurement period, the average PTGX PE ratio history based on this TTM earnings result method is NA. Note: any PE calculations involving negative earnings were discarded as not meaningful.

Let's now compare this PTGX PE ratio history result, against the recent PE: when this page was posted on 11/9/2022, the most recent closing price for PTGX had been 7.71, and the most recent quarterly earnings result, annualized, was NA. Meanwhile, the most recent TTM earnings summed to NA.

For self directed investors doing their due diligence on PTGX or any other given stock, valuation analysis for PTGX can greatly benefit from studying the past earnings and resulting PE ratio history calculations. This type of study can help inform an analysis as to whether the earnings trajectory over time and current versus historical average PE ratios justify the current stock market value.

That's why we bring you HistoricalPERatio.com to make it easy for investors to investigate Protagonist Therapeutics PE ratio history — or the PE history for any stock in our coverage universe. And in your continued research we hope you will be sure to check out the further links included for next earnings dates and also historical earnings surprises history for PTGX. Thanks for visiting, and the next time you need to research PTGX PE Ratio History or the PE ratio history for another stock, we hope our site will come to mind as your go-to PE ratio history research resource of choice.

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