Regular Market
$82.99$0.53+0.64%
| session closedExtended Hours
$82.99$0.53+0.64%
| after-hours session openSummary
- Current Value
- As of today, PTGX price is $82.99, up +0.64% in the most recent trading session on
- Historical Performance
- PTGX price is down -4.98% year-to-date, up +115.39% over the past 365 days
- All-Time High Comparison
- PTGX price is currently -14.04% below its historical high of $96.54 set on
- 3-Year Low Comparison
- PTGX price is +504.88% above its 3-year low of $13.72 reached on
- Target Comparison
- PTGX price target is $107.50, +29.53% higher than its current market price
- Upcoming Split
- PTGX next stock split has not yet been announced
Price Chart
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Series
SUGGESTED SERIES
Performance
| Metric | Date | Value | 1D | 1M | 3M | YTD | 1Y | 3Y | 5Y |
|---|---|---|---|---|---|---|---|---|---|
| Price | $82.99 | +0.6% | +1.2% | -2.5% | -5.0% | +115.4% | +413.2% | +223.8% | |
| S&P 500 | 6,881.31 | +0.6% | -0.8% | +3.6% | +0.5% | +12.0% | +68.7% | +76.1% | |
| NASDAQ | 22,753.63 | +0.8% | -3.2% | +0.8% | -2.1% | +13.4% | +93.0% | +64.0% | |
| Dow Jones | 49,662.66 | +0.3% | +0.6% | +7.6% | +3.3% | +11.3% | +46.8% | +57.7% | |
| XLV | $157.67 | +0.2% | +1.2% | +3.5% | +1.9% | +7.7% | +19.5% | +37.8% | |
| $67.57 | +0.3% | +6.3% | +22.3% | +9.3% | +72.8% | +603.8% | +241.5% | ||
| $85.23 | -0.1% | -1.0% | +17.3% | +0.7% | +119.9% | +603.8% | +277.5% | ||
| $5B | +0.6% | +1.2% | -2.5% | -5.0% | +119.4% | +550.3% | +362.7% | ||
| 131.04 | +0.6% | +1.2% | -2.5% | -5.0% | +1330.6% | – | – | ||
| TTM Dividend Yield | - | – | – | – | – | – | – | – |
Price Highs
| Period | High | Date | Current |
|---|---|---|---|
| 1M | $86.10 | -3.6% | |
| 3M | $96.54 | -14.0% | |
| 6M | $96.54 | -14.0% | |
| 1Y | $96.54 | -14.0% | |
| 3Y | $96.54 | -14.0% | |
| 5Y | $96.54 | -14.0% | |
| All | $96.54 | -14.0% |
Price Lows
| Period | Low | Date | Current |
|---|---|---|---|
| 1M | $77.70 | +6.8% | |
| 3M | $77.70 | +6.8% | |
| 6M | $54.50 | +52.3% | |
| 1Y | $33.70 | +146.3% | |
| 3Y | $13.72 | +504.9% | |
| 5Y | $6.91 | +1101.0% | |
| All | $4.47 | +1756.6% |
Price History
FAQ
What is the current price of PTGX?
As of today, PTGX price is $82.99
What is PTGX price today change?
PTGX price is up +0.64% today
What is year-to-date change in PTGX price?
PTGX price is down -4.98% year-to-date
What is 1-year change in PTGX price?
PTGX price is up +115.39% year-over-year
What is 3-year change in PTGX price?
PTGX price is up +413.23% over the past 3 years
How far is PTGX price from its all-time high?
PTGX price is currently -14.04% below its historical high of $96.54 set on December 15, 2025
When was PTGX last stock split?
PTGX never had stock splits
When is PTGX next stock split?
PTGX next stock split has not yet been announced
What is the analyst average price target for PTGX?
Analysts set an average price target of $82.99 for PTGX
Data Sources & References
- PTGX Official Website www.protagonist-inc.com
- Most Recent Quarterly Report (10-Q) www.sec.gov/Archives/edgar/data/1377121/000110465925107816/0001104659-25-107816-index.htm
- Most Recent Annual Report (10-K) www.sec.gov/Archives/edgar/data/1377121/000155837025001317/0001558370-25-001317-index.htm
- PTGX Profile on Yahoo Finance finance.yahoo.com/quote/PTGX
- PTGX Profile on NASDAQ.com www.nasdaq.com/market-activity/stocks/ptgx