Protagonist Therapeutics (PTGX) Stock: Buy, Sell, or Hold?
$136.26
+0.36 (+0.26%)
▲
5d:
-2.84%
30d:
-5.95%
90d:
-10.36%
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70/30 Portfolio Builder
Earnings: Nov 05, 2026
0d
Protect PTGX Gains
Updated Nov 10, 12:00 AM ET
QUANTITATIVE VERDICT
HOLD
MODERATE Confidence (84%)
Quality Score
57/100
Position
SLIGHTLY LOW
30-Day Fair Range
$135.20 – $142.76
Position: SLIGHTLY LOW
Forward P/E & Valuation
226.8x
STRETCHED
vs 83.6x historical avg
Wall Street Target
$182.36
+33.8% upside
Options IV & Volume
HIGH Vol
HIGH volume confirmation
Support / Resistance
$128.00 / $146.44
Trend: Uptrend
Executive Thesis & Bottom Line
Forward Earnings Fair Value & Price Prediction →
📊 HOLD: PTGX trades at premium valuation expecting 39.5% growth. Hold existing positions but don't chase. Wait for better entry.
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Interactive Price Chart (1 Month)
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Long-Term Wealth Forecast (2031)
Based on Analyst Consensus Growth & Historical Valuation
0% (Stagnation)
50% (Hyper Growth)
EST. PRICE IN 2031
$0.30
Based on -42.2% avg growth
INTRINSIC VALUE TODAY
$0.18
Trading above historical range
How this is calculated: We use a Growth Decay Model: starting with analyst consensus growth (adjusted above) and gradually slowing it down to a long-term terminal rate (4%) by Year 5. This provides a more realistic valuation than assuming constant hyper-growth. We then apply a 25.0x Exit PE.
In-depth Analysis How we analyze
Valuation Analysis: PTGX is currently trading at $136.26, which is considered slightly low relative to its 30-day fair value range of $135.20 to $142.76. From a valuation perspective, the stock is trading at a premium (Forward PE: 226.8) compared to its historical average (83.6). At these levels, the market is pricing in 39.5% annual earnings growth. This growth rate appears achievable given the company's track record, suggesting the valuation is rational.
Technical Outlook: Technically, PTGX is in a uptrend. Immediate support is located at $128.00, while resistance sits at $146.44.
Market Sentiment: The stock scores a mixed 58/100 on our bottoming-setup gauge, with only partial signs of a stabilized entry point. In the options market, Implied Volatility is low (0th percentile), suggesting options premiums are relatively cheap. This makes it an attractive time for long options strategies if you have a directional bias. Wall Street analysts see significant upside, with an average price target of $182.36 (+33.8%). The stock is fairly positioned - fine to hold existing positions or accumulate slowly on dips, but not an urgent buy.
Technical Outlook: Technically, PTGX is in a uptrend. Immediate support is located at $128.00, while resistance sits at $146.44.
Market Sentiment: The stock scores a mixed 58/100 on our bottoming-setup gauge, with only partial signs of a stabilized entry point. In the options market, Implied Volatility is low (0th percentile), suggesting options premiums are relatively cheap. This makes it an attractive time for long options strategies if you have a directional bias. Wall Street analysts see significant upside, with an average price target of $182.36 (+33.8%). The stock is fairly positioned - fine to hold existing positions or accumulate slowly on dips, but not an urgent buy.
Quick Decision Summary
Current Position
SLIGHTLY LOW
Historical Trading Range
$135.20 -
$142.76
Company Quality Score
57/100
(HOLD)
Volume Confirmation
HIGH
Confidence Score
83.5%
Trading Range & Key Levels
30-Day Trading Range
$135.20 -
$142.76
Current vs Trading Range
SLIGHTLY LOW
Expected Move (7 Days)
±$7.21
(5.3%)
Support Level
$128.00
Resistance Level
$146.44
Current Trend
Uptrend
Technical data as of
Nov 10, 2026
Protect Your Profits
Holding PTGX? Use our AI-powered strategies to protect your downside while keeping your long-term position.
View Profit Protection PlanQuantitative Signal Breakdown
- BULLISH: Price oversold vs 30-day range
- BULLISH: Options cheap (IV 0th percentile)
- NEUTRAL: Mixed technical signals (58/100)
- BULLISH: High volume confirmation
- BULLISH: Trading 33.8% below Wall St target ($182.36)
- NEUTRAL: PE elevated vs history but 39.5% growth expectation is conservative given 351% recent growth
- NEUTRAL: Bottoming setup forming (58/100) — watch for confirmation
Fundamental Context
Forward P/E (Next Year Est.)
226.84
Wall Street Target
$182.36
(+33.8%)
Revenue Growth (YoY)
5723.6%
Earnings Growth (YoY)
351.3%
Profit Margin
62.0%
Valuation Premium vs History
+39.5% premium
PE vs Historical
226.8 vs 83.6
STRETCHED
Market-Implied Price Targets
If current PE multiple persists
Implied Growth (YoY):
+39.5%
(market-implied from PE analysis)
1-Year Target
$190.08
(+40%)
2-Year Target
$265.17
(+95%)
3-Year Target
$369.91
(+172%)
3-Yr Target (if PE normalizes)
(PE: 227→84)
PE COMPRESSION
$136.33
(+0%)
Earnings growth offset by PE compression
3-Year Scenarios
Using analyst projected EPS growth
Bull:
(PE: 226.8, Growth: -88.3%)
$99.33
(+-27%)
Base:
(SPY PE: 19.9, Growth: -88.3%)
$8.70
(-94%)
Bear:
(PE: 16.9, Growth: -88.3%)
$7.39
(-95%)
📈
Valuation based on Current Earnings
Trailing PE: 28.73 | Current EPS (TTM): $4.73
Bull Case
$74.74
(-45%)
Analyst growth -50.0%, PE expands to 31.6
Base Case
$67.95
(-50%)
Market implied -50.0%, PE stable at 28.7
Bear Case
$92.41
(-32%)
Severe decline -20.0%, PE contracts to 24.4
These are projections based on PE multiples and EPS growth scenarios, not predictions. Actual results may vary significantly.
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bloggers & journalists: you are free to use our charts with attribution.Reddit & Retail Trader Sentiment (PTGX)
Bullish
1 Retail Mentions
StockTwits Volume
1 msgs
24h retail stream
Last Tracked
Aug 17, 2026
Daily AI digest
AI Retail Discussion Summary:
A bullish StockTwits user reported a 6.5% gain in $PTGX, expressing optimism for the upcoming week and urging investors to set alerts.
Key Retail Themes:
Gain in $PTGX stock
Positive outlook for the upcoming week
Aggregated from r/wallstreetbets, r/stocks & StockTwits streams.
View All Trending Reddit & WSB Stocks →
Last updated: November 11, 2026 8:34 AM ET
Data refreshes hourly during market hours. Next update: 9:34 AM
Data refreshes hourly during market hours. Next update: 9:34 AM
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Technical Signals Check
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Insider Activity (6 Months)
0
Buys
0
Sells
0
Net
NEUTRAL
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