Nasdaq
SION
Sionna Therapeutics, Inc.
- Health Care
- Listed 2025
- 1 day
- +4.8%
- 1 month
- +10.4%
- 1 year
- +192%
$49.61 · Mkt cap $2.24B
At the 6 Aug 2026 close
Nasdaq
Sionna Therapeutics, Inc.
$49.61 · Mkt cap $2.24B
At the 6 Aug 2026 close
Sionna Therapeutics, Inc. trades under the ticker SION on Nasdaq, in the Health Care sector (Biotechnology: Pharmaceutical Preparations). It has been listed since 2025. Its market capitalisation is $2.24B. The last closing price was $49.61, on 6 Aug 2026. No price-to-earnings ratio is shown, because it did not report positive earnings in its last annual filing. Over the past year the share price is +192%, and +10.4% over the past month. Returns are price returns and exclude dividends.
This page exists because SION is one of the shares What A Share can show you. It is not a recommendation, and its appearance here says nothing about whether the company is worth owning.