logo

Sionna Therapeutics

Nasdaq • SION • US8294011080

Market Closed

ORTEX Data Highlights

Generating your data highlights...

Market Cap

181m USD | # 4428 in US

Volume

2.21m shares | 32.46m USD

Shares Outstanding

45.21m

Free Float Shares

45.29% | 20.47m

News

SION key data

Sionna Therapeutics (Nasdaq: SION) has a market capitalization of $181.30M. Last close $4.14 (as of 2026-10-21); 52-week range $3.78 to $54.97. ORTEX data as of 2026-10-19: short interest is 18.56% of free float, 3.4 days to cover and the average cost to borrow is 0.66%.