$146.490
-1.245 (-0.85%)At close
Price Predictions
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PTGX Prediction & Forecast by Similar Chart Analysis
Alphio's PTGX stock price prediction model matches the current Protagonist Therapeutics Inc tape against historical breakout patterns, then publishes 1-day and 1-week targets first. The 1-day print is $146.91 (+0.29%). The 1-week path is $149.92 (+2.34%). Longer windows use the same pattern set plus seasonality; the 1-month and multi-year forecasts sit behind unlock because they include precise min / avg / max bands.
Should I Buy Protagonist Therapeutics Inc Stock?
Protagonist Therapeutics Inc (PTGX) is a good buy right now due to its recent strong earnings report, which showed a Non-GAAP EPS of $2.29, exceeding expectations by $0.36, and a staggering revenue growth of 3746.5% year-over-year, reaching $213.48 million. However, the stock has a current RSI of 29.935, indicating it is oversold, which presents a buying opportunity. The main risk is the recent insider selling, which has increased by 7175.14% over the last month, suggesting potential concerns among insiders about the stock's future performance.
PTGX stock price ended at $146.49 on Tuesday, after losing -0.85%
Protagonist Therapeutics Inc (PTGX) last closed at $146.49, losing -0.85%. These facts feed the 1-day and 1-week PTGX price prediction above.
Analyst Consensus
Protagonist Therapeutics Inc (PTGX): 4 buy, 0 hold, 0 sell. Outlook: Strong Buy.
Sell / Buy
Technical signals summary based on buy and sell indicators. The gauge shows the overall market view.
Forecast Drivers
Protagonist Therapeutics Inc (PTGX) forecast drivers combine similar chart patterns, seasonality, and moving averages.
Similar patterns
Bullish
Seasonality
Bullish
SMA 20
Bearish
SMA 200
Bullish
Similar Chart Patterns
Stocks whose recent price path most closely matches PTGX, ranked by similarity.
Seasonality analysis for PTGX
Historically the probability of a positive September return for PTGX is 100.00%. April offers the highest probability of a positive month at 100.00%, while January is the weakest seasonal window. Alphio blends this calendar with technical signals and similar chart pattern matching before it writes the forecast.
10-year price projections for PTGX
| Month | Min Price | Avg Price | Max Price | Potential ROI |
|---|---|---|---|---|
| Sep 2026 | $39.34 | $55.80 | $57.29 | -61.91% |
| Oct 2026 | $49.63 | $64.05 | $72.45 | -56.27% |
| Nov 2026 | $61.01 | $76.05 | $90.62 | -48.08% |
| Dec 2026 | $40.24 | $55.78 | $69.30 | -61.92% |
In 2026, Protagonist Therapeutics Inc (PTGX) is projected to range from $39.34 to $90.62.
Protagonist Therapeutics Inc 2026 monthly forecast
In Sep 2026, Protagonist Therapeutics Inc is projected to average $55.80, with a low of $39.34 and high of $57.29.
In Oct 2026, Protagonist Therapeutics Inc is projected to average $64.05, with a low of $49.63 and high of $72.45.
In Nov 2026, Protagonist Therapeutics Inc is projected to average $76.05, with a low of $61.01 and high of $90.62.
In Dec 2026, Protagonist Therapeutics Inc is projected to average $55.78, with a low of $40.24 and high of $69.30.
This page is for research only and is not investment advice. Models can be wrong. Past performance does not guarantee future results.