Sionna Therapeutics Inc
SION
NASDAQ
Biotechnology
$6.46
USD
-0.08 (-1.22%)
At close: Aug 14, 2026, 4:00 PM EDT
Market Cap $2.31B
Volume 2.9M
Open
$36.67
Feb 10 – Aug 12
High
$54.97
Feb 10 – Aug 12
Low
$4.01
Feb 10 – Aug 12
Close
$6.25
Feb 10 – Aug 12
-82.9%
Trend Analysis
Short Term (1M)
Bearish
Medium Term (3M)
Bearish
Long Term (6M)
Bearish
Support and Resistance
Resistance (Strong)
$54.97
Resistance (Weak)
$51.91
Support (Strong)
$4.01
Support (Weak)
$4.49
Volume Analysis
Today's Volume
9.3M
Average Volume (6M)
821.4K
Volume Trend
Above Avg
Chart Reading Tips