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5.96
16.99%
-1.22
After Hours:
6.04
0.08
+1.34%
Sionna Therapeutics Inc Stock (SION) Price History
The historical daily chart and data for Sionna Therapeutics Inc stock (SION), show that the latest closing stock price as of September 18, 2026, is $5.96.
- Sionna Therapeutics Inc all-time high stock price is $54.97, occurred on August 07, 2026.
- The lowest Sionna Therapeutics Inc stock price recorded was $4.01 on August 10, 2026. Since then, Sionna Therapeutics Inc's stock price has risen over 48.63% to $5.96 now.
- The 52-week high stock price for SION is $54.97, representing a 822.32% increase from the current share price, occurred on August 07, 2026.
- The 52-week low stock price for SION is $4.01, indicating a -32.72% decrease from the current share price, occurred on August 10, 2026.
The table below shows more information about SION historical price data:
Daily
Weekly
Monthly
7D
30D
60D
YTD
1Y
| Date | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Sep 18, 2026 | $7.19 | $5.90 | $1.29 | 3,669,879.0 | -16.99% |
| Sep 17, 2026 | $7.73 | $7.15 | $0.58 | 1,476,042.0 | +1.99% |
| Sep 16, 2026 | $7.37 | $6.91 | $0.4581 | 1,970,550.0 | +2.33% |
| Sep 15, 2026 | $8.00 | $6.85 | $1.15 | 2,459,197.0 | -16.71% |
| Sep 14, 2026 | $8.54 | $7.84 | $0.695 | 1,207,827.0 | +5.22% |
| Sep 11, 2026 | $8.03 | $7.47 | $0.56 | 1,207,592.0 | +3.02% |
| Sep 10, 2026 | $7.75 | $7.12 | $0.63 | 1,222,489.0 | +1.87% |
| Sep 09, 2026 | $7.55 | $7.17 | $0.3809 | 766,143.0 | +2.47% |
| Sep 08, 2026 | $7.55 | $6.89 | $0.665 | 883,782.0 | +1.67% |
| Sep 04, 2026 | $7.22 | $6.62 | $0.60 | 916,463.0 | +6.37% |
| Sep 03, 2026 | $7.56 | $6.70 | $0.86 | 1,240,108.0 | -7.66% |
| Sep 02, 2026 | $7.35 | $6.27 | $1.08 | 1,568,960.0 | +13.16% |
| Sep 01, 2026 | $6.48 | $5.93 | $0.55 | 1,403,328.0 | +7.13% |
| Aug 31, 2026 | $6.08 | $5.75 | $0.33 | 1,375,276.0 | +2.73% |
| Aug 28, 2026 | $6.06 | $5.82 | $0.2376 | 782,913.0 | -3.14% |
| Aug 27, 2026 | $6.25 | $5.97 | $0.2799 | 773,522.0 | -1.78% |
| Aug 26, 2026 | $6.29 | $6.02 | $0.27 | 919,610.0 | -1.28% |
| Aug 25, 2026 | $6.30 | $5.58 | $0.72 | 1,970,914.0 | +11.81% |
| Aug 24, 2026 | $5.61 | $5.21 | $0.40 | 1,769,704.0 | +5.67% |
Sionna Therapeutics Inc Stock (SION) Year by Year Price History
In this detailed analysis, we present a comprehensive overview of the price movements of Sionna Therapeutics Inc stock over the years. By exploring the year-by-year data, investors can gain valuable insights into the historical performance and volatility of SION shares. From significant milestones and fluctuations to notable trends, this in-depth examination of Sionna Therapeutics Inc stock price history provides a foundation for understanding how the company's stock has evolved over time.
Sionna Therapeutics Inc Stock (SION) Price History 2026
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Sep, 2026 | $8.54 | $5.90 | $2.63 | 23,662,239.0 | -1.16% |
| Aug, 2026 | $54.97 | $4.01 | $50.96 | 92,264,313.0 | -87.21% |
| Jul, 2026 | $51.56 | $40.92 | $10.64 | 11,948,270.0 | +7.14% |
| Jun, 2026 | $45.00 | $32.26 | $12.74 | 9,456,120.0 | +2.73% |
| May, 2026 | $48.45 | $36.90 | $11.55 | 7,601,673.0 | +10.65% |
| Apr, 2026 | $46.46 | $35.10 | $11.36 | 9,533,552.0 | -3.47% |
| Mar, 2026 | $41.61 | $32.56 | $9.05 | 6,917,937.0 | +9.72% |
| Feb, 2026 | $44.99 | $32.46 | $12.53 | 5,508,319.0 | -13.54% |
| Jan, 2026 | $44.19 | $34.62 | $9.56 | 5,360,430.0 | +2.72% |
Sionna Therapeutics Inc Stock (SION) Price History 2025
| Month | High | Low | High - Low | Volume | % Change |
|---|---|---|---|---|---|
| Dec, 2025 | $45.00 | $35.42 | $9.58 | 7,022,414.0 | -5.00% |
| Nov, 2025 | $45.00 | $32.40 | $12.60 | 4,361,505.0 | +14.03% |
| Oct, 2025 | $43.20 | $24.65 | $18.55 | 7,763,395.0 | +29.92% |
| Sep, 2025 | $30.61 | $20.60 | $10.00 | 6,711,734.0 | +19.46% |
| Aug, 2025 | $26.50 | $16.38 | $10.12 | 3,931,947.0 | +46.90% |
| Jul, 2025 | $21.94 | $16.14 | $5.80 | 3,276,224.0 | -3.40% |
| Jun, 2025 | $18.85 | $13.33 | $5.52 | 4,958,757.0 | +26.73% |
| May, 2025 | $14.66 | $11.67 | $2.99 | 3,120,150.0 | +13.80% |
| Apr, 2025 | $13.41 | $7.25 | $6.16 | 3,116,357.0 | +15.01% |
| Mar, 2025 | $17.81 | $10.27 | $7.54 | 4,862,679.0 | -24.04% |
| Feb, 2025 | $24.90 | $13.21 | $11.69 | 3,038,339.0 | +0.00% |
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