Sutro Biopharma (STRO) Stock: Buy, Sell, or Hold?

STRO - Sutro Biopharma, Inc.

Biological Products, (No Diagnostic Substances)
$10.79
-0.75 (-6.50%) ▼
5d: +2.57%
30d: -33.11%
90d: -54.28%
HOLD
LOW Confidence
Analysis Updated: Oct 21, 2026 12:00 AM ET
Earnings: Nov 05, 2026 13d

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Interactive Price Chart (1 Month)

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Bottom Line:
📊 HOLD: STRO shows balanced signals. Fine to hold or accumulate slowly. Monitor for clearer direction.
See Forward Earnings Fair Value & Price Prediction →

In-depth Analysis How we analyze

Valuation Analysis: STRO is currently trading at $10.79, which is considered oversold relative to its 30-day fair value range of $12.36 to $16.50.

Technical Outlook: Technically, STRO is in a strong downtrend. Immediate support is located at $10.36, while resistance sits at $16.20. Short-term momentum is weak, with the stock down 6.5% recently.

Market Sentiment: STRO scores 60/100 on our bottoming-setup gauge — the chart has corrected and is stabilizing (RSI reset, momentum turning up), historically a favorable entry zone. Wall Street analysts see significant upside, with an average price target of $47.23 (+337.7%). 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 OVERSOLD
Historical Trading Range $12.36 - $16.50
Company Quality Score 53/100 (HOLD)
Volume Confirmation HIGH
Confidence Score 89.5%

All Signals

  • BULLISH: Price oversold vs 30-day range
  • BULLISH: Strong technical setup (60/100)
  • BULLISH: High volume confirmation
  • BEARISH: Downward momentum (-6.5%)
  • BULLISH: Trading 337.7% below Wall St target ($47.23)
  • CAUTION: Bottoming setup, but lagging the sector by 24% over 20 days — wait for relative strength

Trading Range Analysis

30-Day Trading Range $12.36 - $16.50
Current vs Trading Range OVERSOLD

Support & Resistance Levels

Support Level $10.36
Resistance Level $16.21
Current Trend Strong Downtrend
Technical data as of Oct 21, 2026

Fundamental Context

Forward P/E (Next Year Est.) -1.74
Wall Street Target $47.23 (+337.7%)
Revenue Growth (YoY) -84.6%
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Last updated: October 22, 2026 7:44 AM ET
Data refreshes hourly during market hours. Next update: 8:44 AM
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Insider Activity (6 Months)
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NEUTRAL

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