Sionna Therapeutics, Inc. Common Stock (NASDAQ:SION) — Market Cap & Net Worth

$1.66 Billion USD  · Rank #6946

Market Cap & Net Worth: Sionna Therapeutics, Inc. Common Stock (SION)

Sionna Therapeutics, Inc. Common Stock (NASDAQ:SION) has a market capitalization of $1.66 Billion ($1.66 Billion) as of May 4, 2026. Listed on the NASDAQ stock exchange, this USA-based company holds position #6946 globally and #2028 in its home market, demonstrating a 2.09% increase in market value over the past year.

Market capitalization, also known as net worth in stock markets, is calculated by multiplying Sionna Therapeutics, Inc. Common Stock's stock price $39.15 by its total outstanding shares 44998073 (45.00 Million). Analyse Sionna Therapeutics, Inc. Common Stock operating cash flow efficiency to see how efficiently the company converts income to cash.

Sionna Therapeutics, Inc. Common Stock Market Cap History: 2025 to 2026

Sionna Therapeutics, Inc. Common Stock's market capitalization history from 2025 to 2026. Data shows growth from $1.85 Billion to $1.76 Billion (0.00% CAGR).

Index Memberships

Sionna Therapeutics, Inc. Common Stock is a constituent of 1 market index:

Index Total Market Cap Weight (%) Rank by Market Cap
NASDAQ Health Care
IXHC
$2.41 Trillion 0.07% #182 of 976

Weight: Sionna Therapeutics, Inc. Common Stock's market cap as a percentage of total index value. Rank: Position among all constituents by market cap.

Sionna Therapeutics, Inc. Common Stock Market Cap to Earnings & Revenue Ratios Timeline

This chart shows how Sionna Therapeutics, Inc. Common Stock's valuation ratios have evolved. The Price to Sales (P/S) ratio compares market cap to revenue, while the Price to Earnings (P/E) ratio compares market cap to net income. Lower values may indicate a more undervalued company relative to its financial performance.

Latest Price to Sales (P/S) Ratio

No P/S ratio data available

Latest Price to Earnings (P/E) Ratio

No P/E ratio data available

What These Ratios Tell Investors:

  • Price to Sales (P/S) Ratio: Shows how much investors are paying for each dollar of the company's sales. Lower P/S ratios may indicate undervaluation.
  • Price to Earnings (P/E) Ratio: Shows how much investors are paying for each dollar of the company's earnings. This is one of the most common valuation metrics.
  • Trends in these ratios over time can indicate changing investor sentiment about the company's future growth prospects.
  • Industry comparison provides context for whether the company is valued higher or lower than peers.
Year Market Cap (USD) Revenue (USD) Net Income (USD) P/S Ratio P/E Ratio
No financial ratio data available

Competitor Companies of SION by Market Capitalization

Companies near Sionna Therapeutics, Inc. Common Stock in the global market cap rankings as of May 4, 2026.

Key companies related to Sionna Therapeutics, Inc. Common Stock by market ranking:

  • Vertex Pharmaceuticals Inc (NASDAQ:VRTX): Ranked #223 globally with a market cap of $107.56 Billion USD.
  • Regeneron Pharmaceuticals Inc (NASDAQ:REGN): Ranked #367 globally with a market cap of $72.88 Billion USD.
  • UCB SA (BR:UCB): Ranked #517 globally with a market cap of $51.45 Billion USD ( €44.01 Billion EUR).
  • argenx NV ADR (NASDAQ:ARGX): Ranked #568 globally with a market cap of $45.97 Billion USD.
Market capitalization comparison (in billions USD)
Rank Company Symbol Market Cap Price
#223 Vertex Pharmaceuticals Inc NASDAQ:VRTX $107.56 Billion $423.92
#367 Regeneron Pharmaceuticals Inc NASDAQ:REGN $72.88 Billion $701.42
#517 UCB SA BR:UCB $51.45 Billion €231.20
#568 argenx NV ADR NASDAQ:ARGX $45.97 Billion $787.95

Sionna Therapeutics, Inc. Common Stock Historical Marketcap From 2025 to 2026

Between 2025 and today, Sionna Therapeutics, Inc. Common Stock's market cap moved from $1.85 Billion to $ 1.76 Billion, with a yearly change of 0.00%.

Year Market Cap Change (%)
2026 $1.76 Billion -4.84%
2025 $1.85 Billion --

End of Day Market Cap According to Different Sources

On May 4th, 2026 the market cap of Sionna Therapeutics, Inc. Common Stock was reported to be:

Source Market Cap
Yahoo Finance $1.66 Billion USD
MoneyControl $1.66 Billion USD
MarketWatch $1.66 Billion USD
marketcap.company $1.66 Billion USD
Reuters $1.66 Billion USD

Market cap values may vary slightly between sources due to differences in calculation methods, timing, and data refresh rates.

About Sionna Therapeutics, Inc. Common Stock

NASDAQ:SION USA Biotechnology
Market Cap
$1.76 Billion
Market Cap Rank
#6946 Global
#2028 in USA
Share Price
$39.15
Change (1 day)
+1.16%
52-Week Range
$12.00 - $45.24
All Time High
$45.24
About

Sionna Therapeutics, Inc., a clinical-stage biopharmaceutical company, researches and develops medicines for the treatment of cystic fibrosis (CF). It develops galicaftor (SION-2222), a transmembrane domain 1 (TMD1)-directed cystic fibrosis transmembrane conductance regulator (CFTR) that has completed Phase 2 trial; navocaftor (SION-3067), a potentiator that has completed Phase 2 trial; SION-109,… Read more