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SION
Sionna Therapeutics, Inc.
3.28
−0.45 −12.06%
USD · close Nov 5
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Work order
36
FLAG · insiders 25, shorts 47
Insiders, 90 days
−$21.8M
net selling · 0 buys, 2 sells
Congress, 90 days
0 / 0
no disclosures naming it
Big money
0 / 15
none of the tracked funds disclose it
Calls on record
0
nobody we score has called it yet
MKT CAP $148.3MP/E —DIV YIELD —FCF YIELD -51.39%REV TTM —NET INCOME −$97.4MNET CASH —52W 3.28 – 51.04SEC XBRL · TTM TO Invalid Date
Short interest
| Report date | Shares short | Change | % of shares out | Avg daily volume | Days to cover |
|---|---|---|---|---|---|
| 2026-08-31 | 4.3M | +51K | 9.51% | 1.6M | 2.6 |
| 2026-08-14 | 4.2M | +49K | 9.40% | 7.4M | 1.0 |
| 2026-07-31 | 4.2M | −1.1M | 9.29% | 618K | 6.8 |
| 2026-07-15 | 5.3M | −265K | 11.63% | 457K | 11.5 |