PB Ratio:
8.31-0.34(-3.93%)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
Range
PB Ratio Formula
P/B = Price
Quarterly Book Value
Price
Quarterly Book Value
Quarterly Book Value
PTGX PB Ratio Trends
| PeriodPeriod | PB RatioPB Ratio | PricePrice | Market CapMarket Cap | PE 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
| PeriodPeriod | HighHigh | Current vs Highvs High | LowLow | Current vs Lowvs Low | |
|---|---|---|---|---|---|
| 1M | 1-Month | 9.24 | -10.1% | 8.16 | +1.8% |
| 3M | 3-Month | 9.24 | -10.1% | 5.79 | +43.5% |
| 6M | 6-Month | 9.24 | -10.1% | 4.62 | +79.9% |
| 1Y | 1-Year | 9.24 | -10.1% | 3.19 | +160.5% |
| 3Y | 3-Year | 9.24 | -10.1% | 1.81 | +359.1% |
| 5Y | 5-Year | 9.24 | -10.1% | 1.14 | +629.0% |
| All-Time | All-Time | 11.04 | -24.7% | -7.48 | +211.1% |
PTGX PB Ratio History
| Date | Value |
|---|---|
| 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%) |
| Date | Value |
|---|---|
| 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%)