SION Stock Analysis: Buy, Sell, or Hold?
SION - Sionna Therapeutics, Inc. Common Stock
$5.29
-0.23 (-4.17%)
▼
5d:
-18.11%
30d:
-87.99%
90d:
-87.33%
WAIT
LOW Confidence
Analysis Updated: Aug 21, 2026 12:00 AM ET
Earnings: Aug 10, 2026
0d
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Interactive Price Chart (1 Month)
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Bottom Line:
⏸️ WAIT FOR STABILIZATION: SION is down 18.1% over the last 5 days. While fundamentals may be solid, catching a falling knife is risky. Wait for price to stabilize before entering.
⏸️ WAIT FOR STABILIZATION: SION is down 18.1% over the last 5 days. While fundamentals may be solid, catching a falling knife is risky. Wait for price to stabilize before entering.
In-depth Analysis How we analyze
Valuation Analysis: SION is currently trading at $5.29, which is considered oversold relative to its 30-day fair value range of $13.65 to $52.28.
Technical Outlook: Technically, SION is in a downtrend. Immediate support is located at $4.01, while resistance sits at $6.80. Short-term momentum is weak, with the stock down 4.2% recently.
Market Sentiment: The stock scores a mixed 50/100 on our bottoming-setup gauge, with only partial signs of a stabilized entry point. Wall Street analysts see significant upside, with an average price target of $15.17 (+186.7%). Current signals suggest waiting for a better entry point before initiating new positions.
Technical Outlook: Technically, SION is in a downtrend. Immediate support is located at $4.01, while resistance sits at $6.80. Short-term momentum is weak, with the stock down 4.2% recently.
Market Sentiment: The stock scores a mixed 50/100 on our bottoming-setup gauge, with only partial signs of a stabilized entry point. Wall Street analysts see significant upside, with an average price target of $15.17 (+186.7%). Current signals suggest waiting for a better entry point before initiating new positions.
Quick Decision Summary
Current Position
OVERSOLD
Historical Trading Range
$13.65 -
$52.28
Company Quality Score
50/100
(HOLD)
Volume Confirmation
MODERATE
Confidence Score
72.1%
All Signals
- BULLISH: Price oversold vs 30-day range
- NEUTRAL: Mixed technical signals (50/100)
- BEARISH: Downward momentum (-4.2%)
- BULLISH: Trading 186.7% below Wall St target ($15.17)
- WARNING: Composite score 50/100 in the bottom quintile — this cohort historically lags the market
Trading Range Analysis
30-Day Trading Range
$13.65 -
$52.28
Current vs Trading Range
OVERSOLD
Support & Resistance Levels
Support Level
$4.01
Resistance Level
$6.80
Current Trend
Downtrend
Technical data as of
Aug 21, 2026
Fundamental Context
Forward P/E (Next Year Est.)
-2.09
Wall Street Target
$15.17
(+186.7%)
Share & Embed Analysis
Last updated: August 23, 2026 9:09 PM ET
Data refreshes hourly during market hours. Next update: 10:09 PM
Data refreshes hourly during market hours. Next update: 10:09 PM
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Technical Signals Check
Is SION showing a specific setup today?
Insider Activity (6 Months)
0
Buys
10
Sells
Net
INSIDERS SELLING
Recent Transactions
Peter A Thompson
SELL
2948 shares
2026-04-18
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SELL
2948 shares
2026-04-18
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SELL
52397 shares
2026-04-17
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