PE ratio:
83.40-0.69(-0.82%)Summary
- As of today (September 16, 2025), PTGX price to earnings ratio is 83.40, with a fall of -0.69 (-0.82%) during the most recent trading session on September 15, 2025.
- Over the past year, PTGX PE ratio has increased by +65.45 (+364.62%).
- PTGX PE ratio is now -4.97% below its all-time high of 87.76.
Performance
PTGX PE ratio Chart
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Highlights
Range
PE ratio Formula
P/E = Price
TTM Earnings Per Share
Price
TTM Earnings Per Share
TTM Earnings Per Share
PTGX PE ratio Trends
| PeriodPeriod | PE ratioPE ratio | PricePrice | TTM EPSTTM EPS | TTM revenueTTM revenue |
|---|---|---|---|---|
| todaytoday | -0.8% | -0.8% | -6.7% | +0.7% |
| 1 m1 month | +4.1% | +4.1% | - | - |
| 3 m3 months | +11.0% | +3.6% | -6.7% | +0.7% |
| 6 m6 months | +539.6% | +6.6% | - | - |
| ytdytd | +807.5% | +51.2% | - | - |
| 1 y1 year | +364.6% | +24.2% | -73.3% | -34.5% |
| 5 y5 years | - | +169.5% | +127.5% | +1150.8% |
PTGX PE ratio Highs & Lows
| PeriodPeriod | HighHigh | Current vs highvs high | LowLow | Current vs lowvs low | |
|---|---|---|---|---|---|
| 1 m | 1-month | 87.76 | -5.0% | 80.06 | +4.2% |
| 3 m | 3-month | 87.76 | -5.0% | 71.00 | +17.5% |
| 6 m | 6-month | 87.76 | -5.0% | 11.64 | +616.5% |
| 1 y | 1-year | 87.76 | -5.0% | 8.35 | +898.8% |
| 3 y | 3-year | 87.76 | -5.0% | 8.35 | +898.8% |
| 5 y | 5-year | 87.76 | -5.0% | 8.35 | +898.8% |
| alltime | all time | 87.76 | -5.0% | 8.35 | +898.8% |
PTGX PE ratio History
| Date | Value |
|---|---|
| 2025 | 83.40(+807.5%) |
| Date | Value |
|---|---|
| 2024 | 9.19 |
FAQ
- What is Protagonist Therapeutics, Inc. price to earnings ratio?
- What is the all time high PE ratio for Protagonist Therapeutics, Inc.?
- What is PTGX price to earnings ratio year-to-date change?
- What is Protagonist Therapeutics, Inc. PE ratio year-on-year change?
What is Protagonist Therapeutics, Inc. price to earnings ratio?
The current PE ratio of PTGX is 83.40
What is the all time high PE ratio for Protagonist Therapeutics, Inc.?
Protagonist Therapeutics, Inc. all-time high price to earnings ratio is 87.76
What is PTGX price to earnings ratio year-to-date change?
Protagonist Therapeutics, Inc. price to earnings ratio has changed by +74.21 (+807.51%) since the beginning of the year
What is Protagonist Therapeutics, Inc. PE ratio year-on-year change?
Over the past year, PTGX price to earnings ratio has changed by +65.45 (+364.62%)