36.60
price down icon15.30%   -6.61
after-market After Hours: 37.46 0.86 +2.35%
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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 January 08, 2026, is $36.60.
  • Sionna Therapeutics Inc all-time high stock price is $45.00, occurred on November 24, 2025.
  • The lowest Sionna Therapeutics Inc stock price recorded was $7.255 on April 11, 2025. Since then, Sionna Therapeutics Inc's stock price has risen over 404.48% to $36.60 now.
  • The 52-week high stock price for SION is $45.00, representing a 22.95% increase from the current share price, occurred on November 24, 2025.
  • The 52-week low stock price for SION is $7.255, indicating a -80.18% decrease from the current share price, occurred on April 11, 2025.
The table below shows more information about SION historical price data:
Date High Low High - Low Volume % Change
Jan 08, 2026 $42.70 $35.95 $6.75 406,136.0 -15.30%
Jan 07, 2026 $43.30 $37.77 $5.53 448,388.0 +16.09%
Jan 06, 2026 $41.65 $37.08 $4.57 266,424.0 -8.89%
Jan 05, 2026 $40.92 $38.22 $2.70 297,961.0 +4.18%
Jan 02, 2026 $41.56 $38.93 $2.63 304,227.0 -4.69%
Dec 31, 2025 $42.54 $40.92 $1.62 328,791.0 -0.60%
Dec 30, 2025 $43.50 $41.00 $2.50 228,126.0 -3.32%
Dec 29, 2025 $45.00 $42.80 $2.20 133,594.0 -2.04%
Dec 26, 2025 $44.49 $40.58 $3.91 165,962.0 -0.74%
Dec 24, 2025 $44.70 $43.81 $0.885 157,561.0 +1.35%
Dec 23, 2025 $43.78 $41.59 $2.19 186,073.0 +2.40%
Dec 22, 2025 $42.90 $40.48 $2.42 234,276.0 +0.12%
Dec 19, 2025 $45.00 $42.24 $2.76 1,944,786.0 -4.16%
Dec 18, 2025 $44.52 $42.43 $2.09 290,028.0 +2.60%
Dec 17, 2025 $44.61 $41.92 $2.69 295,965.0 +0.47%
Dec 16, 2025 $43.70 $41.18 $2.52 250,592.0 +0.30%
Dec 15, 2025 $44.99 $42.05 $2.94 335,400.0 -0.02%
Dec 12, 2025 $43.20 $41.32 $1.88 202,925.0 +2.52%
Dec 11, 2025 $43.15 $40.75 $2.40 233,196.0 +1.24%
Dec 10, 2025 $41.79 $40.37 $1.42 184,841.0 -0.91%

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
Jan, 2026 $43.30 $35.95 $7.35 2,129,272.0 -11.04%

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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Cap:     |  Volume (24h):