Sionna Therapeutics, Inc. (SION)
NASDAQ: SION · Real-Time Price · USD
7.18
+0.14 (1.99%)
Sep 17, 2026, 4:00 PM EDT - Market closed
Sionna Therapeutics Market Cap
Sionna Therapeutics has a market cap or net worth of $324.63 million as of September 17, 2026. Its market cap has decreased by -68.40% in one year.
Market Cap
324.63M
Enterprise Value
64.44M
1-Year Change
-68.40%
Ranking
Category
Stock Price
$7.18
ChartMarket Cap Chart
Since the IPO on February 7, 2025, Sionna Therapeutics's market cap has decreased from $733.61M to $324.63M, a decrease of -55.75%. That is a compound annual growth rate of -39.77%.
| Date | Market Cap | % Change |
|---|---|---|
| Sep 17, 2026 | 324.63M | -82.32% |
| Dec 31, 2025 | 1.84B | 150.27% |
| Feb 7, 2025 | 733.61M | - |
Market Capitalization
Market capitalization, also called net worth, is the total value of all of a company's outstanding shares. It is calculated by multiplying the stock price by the number of shares outstanding.
Formula: Market Cap = Stock Price * Shares Outstanding
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