SION
Sionna Therapeutics, Inc.Company with tickers: SION
CIK
2036042
CUSIP
829401108
Shares Outstanding
44,998,073
Price
Holdings
Short Volume
Short Interest
Fails to Deliver
SEC Filings
Earnings Calls
Insider Trading
Congress Trades
Short Interest History
| Settlement Date | Current Position | Previous Position | Change | Days to Cover |
|---|---|---|---|---|
| 2026-03-31 | 3,756,705 | 3,544,166 | +212,539 | 11.29 |
| 2026-03-13 | 3,544,166 | 3,350,255 | +193,911 | 12.34 |
| 2026-02-27 | 3,350,255 | 3,064,857 | +285,398 | 23.36 |
| 2026-02-13 | 3,064,857 | 3,143,560 | -78,703 | 7.53 |
| 2026-01-30 | 3,143,560 | 3,053,667 | +89,893 | 13.55 |
| 2026-01-15 | 3,053,667 | 3,258,091 | -204,424 | 9.78 |
| 2025-12-31 | 3,258,091 | 2,876,610 | +381,481 | 8.47 |
| 2025-12-15 | 2,876,610 | 2,862,557 | +14,053 | 9.94 |
| 2025-11-28 | 2,862,557 | 2,973,430 | -110,873 | 10.75 |
| 2025-11-14 | 2,973,430 | 2,965,776 | +7,654 | 15.27 |
| 2025-10-31 | 2,965,776 | 3,372,058 | -406,282 | 8.13 |
| 2025-10-15 | 3,372,058 | 3,931,123 | -559,065 | 11.25 |
| 2025-09-30 | 3,931,123 | 3,771,820 | +159,303 | 11.89 |
| 2025-09-15 | 3,771,820 | 3,475,743 | +296,077 | 12.31 |
| 2025-08-29 | 3,475,743 | 3,600,368 | -124,625 | 17.59 |
| 2025-08-15 | 3,600,368 | 3,679,050 | -78,682 | 20.61 |
| 2025-07-31 | 3,679,050 | 3,530,059 | +148,991 | 25.39 |
| 2025-07-15 | 3,530,059 | 3,631,953 | -101,894 | 22.13 |
| 2025-06-30 | 3,631,953 | 2,827,394 | +804,559 | 10.22 |
| 2025-06-13 | 2,827,394 | 2,871,885 | -44,491 | 20.41 |
| 2025-05-30 | 2,871,885 | 2,587,312 | +284,573 | 24.39 |
| 2025-05-15 | 2,587,312 | 2,502,341 | +84,971 | 14.88 |
| 2025-04-30 | 2,502,341 | 2,291,588 | +210,753 | 23.14 |
| 2025-04-15 | 2,291,588 | 2,280,720 | +10,868 | 12.69 |