Sionna Therapeutics Inc. (SION)
NASDAQ: SION
· Real-Time Price · USD
20.89
-0.02 (-0.10%)
At close: Aug 15, 2025, 3:59 PM
20.82
-0.34%
After-hours: Aug 15, 2025, 04:04 PM EDT
SION Stock Price History
Historical Data
| Date | Open | High | Low | Close | Adj Close | % Change | Volume |
|---|---|---|---|---|---|---|---|
| Aug 14, 2025 | 20.39 | 21.22 | 20.39 | 20.91 | 20.91 | 0.00% | 172,270 |
| Aug 13, 2025 | 20.90 | 21.29 | 20.50 | 20.91 | 20.91 | -0.38% | 175,400 |
| Aug 12, 2025 | 19.89 | 21.70 | 19.89 | 20.99 | 20.99 | 4.79% | 421,022 |
| Aug 11, 2025 | 18.61 | 20.07 | 17.11 | 20.03 | 20.03 | 13.36% | 165,500 |
| Aug 8, 2025 | 17.63 | 17.78 | 17.09 | 17.67 | 17.67 | 2.26% | 165,142 |
| Aug 7, 2025 | 17.27 | 17.77 | 16.87 | 17.28 | 17.28 | 1.77% | 122,800 |
| Aug 6, 2025 | 17.26 | 18.15 | 16.48 | 16.98 | 16.98 | -3.14% | 152,725 |
| Aug 5, 2025 | 17.54 | 18.22 | 16.82 | 17.53 | 17.53 | 2.39% | 107,700 |
| Aug 4, 2025 | 17.02 | 17.27 | 16.50 | 17.12 | 17.12 | 1.18% | 79,600 |
| Aug 1, 2025 | 16.44 | 17.23 | 16.38 | 16.92 | 16.92 | 0.95% | 122,700 |
| Jul 31, 2025 | 17.60 | 18.65 | 16.50 | 16.76 | 16.76 | -5.58% | 89,903 |
| Jul 30, 2025 | 18.59 | 19.58 | 17.66 | 17.75 | 17.75 | -3.16% | 163,142 |
| Jul 29, 2025 | 20.42 | 20.55 | 18.10 | 18.33 | 18.33 | -7.66% | 42,900 |
| Jul 28, 2025 | 18.87 | 20.15 | 18.55 | 19.85 | 19.85 | 3.93% | 140,500 |
| Jul 25, 2025 | 19.53 | 19.53 | 18.21 | 19.10 | 19.10 | -0.21% | 70,231 |
| Jul 24, 2025 | 19.06 | 20.06 | 17.24 | 19.14 | 19.14 | -3.19% | 93,245 |
| Jul 23, 2025 | 19.48 | 19.82 | 18.36 | 19.77 | 19.77 | 3.94% | 155,900 |
| Jul 22, 2025 | 17.59 | 19.24 | 17.59 | 19.02 | 19.02 | 9.06% | 117,000 |
| Jul 21, 2025 | 16.46 | 17.45 | 16.46 | 17.44 | 17.44 | 4.18% | 102,400 |
| Jul 18, 2025 | 18.64 | 19.20 | 16.59 | 16.74 | 16.74 | -8.67% | 395,731 |