Overview
SION market data
Price History
SION price chart · 1M
- O
- 6.13
- H
- 6.16
- L
- 5.98
- C
- 6.06
- Vol
- 26,387.00
- Source
- US equities market feed
- Observed
- Aug 27, 2026, 12:00 AM
- Cadence
- Five-minute page cache; daily and stored hourly bars
- Status
- fresh
Key Stats & Performance
- Open
- $6.13
- Previous Close
- $6.18
- Day High
- $6.16
- Day Low
- $5.98
- 52 Week High
- $54.71
- 52 Week Low
- $4.02
- 7 Day Return
- +9.88%
- 30 Day Return
- -87.01%
- 90 Day Return
- -85.86%
- 1 Year Return
- -83.76%
- Daily Notional Volume
- $159.9K Latest daily bar volume multiplied by its closing price.
Valuation & Profitability
- P/E (TTM)
- — Trailing twelve-month price-to-earnings ratio. Higher means the market is pricing in more growth. Negative or missing when earnings are negative.
- Forward P/E
- — P/E based on consensus forward EPS estimates. Lower versus trailing implies expected earnings growth.
- EPS (TTM)
- -$1.88 Diluted earnings per share over the trailing twelve months.
- Beta
- 1.38 Volatility relative to the index. 1.00 equals market, above 1 amplifies the broad-market move, below 1 dampens it.
- Dividend Yield
- — Annual dividend per share divided by current price. Zero or blank when the company does not pay a dividend.
- Profit Margin
- — Net income divided by revenue. Comparable within a sector, less so across sectors.
- 52w range
- $4.01 – $54.97 Lowest and highest closing prices over the past 52 weeks.
- Analyst Target
- — Mean of sell-side analyst 12-month price targets. Use as a sentiment gauge; targets are biased upward in aggregate.
Display-only. Refreshed once per symbol per 24 hours · market cap $295.7M · P/B 5.98.
Company News
Securities Fraud Investigation Into Sionna Therapeutics, Inc. (SION) Continues – Shareholders Who Lost Money Urged To Contact Glancy Prongay Wolke & Rotter LLP, a Leading Securities Fraud Law FirmGlobenewswire Inc · Aug 26, 2026, 9:15 PM
Securities Fraud Investigation Into Sionna Therapeutics, Inc. (SION) Continues – Shareholders Who Lost Money Urged To Contact The Law Offices of Frank R. CruzGlobenewswire Inc · Aug 25, 2026, 7:15 PM
Vertex Pharmaceuticals' Rally Has a New Engine -- and Wall Street Thinks the Best Is Still AheadThe Motley Fool · Aug 20, 2026, 8:15 PM
Guggenheim Downgrades Sionna Therapeutics to NeutralBenzinga · Aug 11, 2026, 2:17 PM
Wedbush Downgrades Sionna Therapeutics to Neutral, Lowers Price Target to $5Benzinga · Aug 11, 2026, 1:43 PM
Sionna Therapeutics Discontinues Cystic Fibrosis Drug Following Unfavorable Data Data, Stock TanksBenzinga · Aug 10, 2026, 6:02 PM
Crude Oil Surges 3%; Sionna Therapeutics Shares PlungeBenzinga · Aug 10, 2026, 4:19 PM
US Stocks Edge Lower; Monday.Com Shares Tumble After Q2 ResultsBenzinga · Aug 10, 2026, 1:40 PM
12 Health Care Stocks Moving In Monday's Pre-Market SessionBenzinga · Aug 10, 2026, 12:06 PM
Sionna Therapeutics shares are trading lower after the company reported topline data from the PreciSION CF Phase 2a proof-of-concept trial of SION-719 did not achieve key activity endpoint.Benzinga · Aug 10, 2026, 11:37 AM