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Protagonist Therapeutics, Inc. (PTGX) Price To Book Ratio

PB Ratio:

8.31-0.34(-3.93%)
December 18, 2025

Summary

  • As of today, PTGX price to book ratio is 8.31, with a fall of -0.34 (-3.93%) during the most recent trading session on December 18, 2025.
  • Over the past year, PTGX PB ratio has increased by +3.88 (+87.58%).
  • PTGX PB ratio is now -24.73% below its all-time high of 11.04.

Performance

PTGX PB Ratio Chart

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Highlights

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PB Ratio Formula

P/B =  
Price
Quarterly Book Value

PTGX PB Ratio Trends

PeriodPeriodPB RatioPB RatioPricePriceMarket CapMarket CapPE RatioPE Ratio
1D1 Day-3.9%-4.0%-4.0%-4.0%
1M1 Month+0.7%+0.8%+0.8%+0.8%
3M3 Months+43.5%+37.9%+38.6%+55.2%
6M6 Months+71.3%+59.1%+60.5%+91.1%
YTDYTD+138.1%+122.3%+127.7%+1375.7%
1Y1 Year+87.6%+117.0%+127.6%+813.5%
5Y5 Years+52.5%+306.2%+480.7%-

PTGX PB Ratio Highs & Lows

PeriodPeriodHighHighCurrent vs Highvs HighLowLowCurrent vs Lowvs Low
1M1-Month9.24-10.1%8.16+1.8%
3M3-Month9.24-10.1%5.79+43.5%
6M6-Month9.24-10.1%4.62+79.9%
1Y1-Year9.24-10.1%3.19+160.5%
3Y3-Year9.24-10.1%1.81+359.1%
5Y5-Year9.24-10.1%1.14+629.0%
All-TimeAll-Time11.04-24.7%-7.48+211.1%

PTGX PB Ratio History

DateValue
2025
8.31(+138.1%)
2024
3.49(-11.2%)
2023
3.93(+57.2%)
2022
2.50(-54.1%)
2021
5.45(+73.0%)
DateValue
2020
3.15(+31.3%)
2019
2.40(+72.7%)
2018
1.39(-61.8%)
2017
3.64(-13.3%)
2016
4.20

FAQ

  • What is Protagonist Therapeutics, Inc. price to book ratio?
  • What is the all-time high PB ratio for Protagonist Therapeutics, Inc.?
  • What is PTGX price to book ratio year-to-date change?
  • What is Protagonist Therapeutics, Inc. PB ratio year-on-year change?

What is Protagonist Therapeutics, Inc. price to book ratio?

The current PB ratio of PTGX is 8.31

What is the all-time high PB ratio for Protagonist Therapeutics, Inc.?

Protagonist Therapeutics, Inc. all-time high price to book ratio is 11.04

What is PTGX price to book ratio year-to-date change?

Protagonist Therapeutics, Inc. price to book ratio has changed by +4.82 (+138.11%) since the beginning of the year

What is Protagonist Therapeutics, Inc. PB ratio year-on-year change?

Over the past year, PTGX price to book ratio has changed by +3.88 (+87.58%)
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