SION
Sionna Therapeutics, Inc.Company with tickers: SION
CIK
2036042
CUSIP
829401108
Shares Outstanding
45,150,330
Website
https://www.sionnatx.com
13F Activity (30d)
7 filings
6 filers
Daily short-sale volume published by FINRA from its trade-reporting facilities. It measures how many shares were sold short each day as a share of total volume — a daily flow, not the total outstanding short position.
Short Volume
| Date | Short Volume | Short Exempt | Total Volume | Short % |
|---|---|---|---|---|
| 2026-06-15 | 62,828 | 0 | 99,126 | 63.4% |
| 2026-06-12 | 58,990 | 0 | 79,343 | 74.3% |
| 2026-06-11 | 162,311 | 0 | 196,604 | 82.6% |
| 2026-06-10 | 44,942 | 0 | 130,902 | 34.3% |
| 2026-06-09 | 58,563 | 0 | 123,574 | 47.4% |
| 2026-06-08 | 140,322 | 0 | 208,935 | 67.2% |
| 2026-06-05 | 150,967 | 127 | 285,182 | 52.9% |
| 2026-06-04 | 128,914 | 0 | 150,320 | 85.8% |
| 2026-06-03 | 81,254 | 1,609 | 95,855 | 84.8% |
| 2026-06-02 | 158,630 | 5 | 235,270 | 67.4% |
| 2026-06-01 | 113,938 | 0 | 138,035 | 82.5% |
| 2026-05-29 | 123,369 | 0 | 151,170 | 81.6% |
| 2026-05-28 | 78,079 | 0 | 211,933 | 36.8% |
| 2026-05-27 | 47,020 | 0 | 69,663 | 67.5% |
| 2026-05-26 | 43,618 | 0 | 64,849 | 67.3% |
| 2026-05-22 | 55,680 | 415 | 68,476 | 81.3% |
| 2026-05-21 | 82,726 | 0 | 92,900 | 89.0% |
| 2026-05-20 | 111,886 | 0 | 156,603 | 71.4% |
| 2026-05-19 | 66,784 | 0 | 139,967 | 47.7% |
| 2026-05-18 | 119,042 | 0 | 154,925 | 76.8% |
| 2026-05-15 | 89,310 | 30 | 113,111 | 79.0% |
| 2026-05-14 | 78,594 | 0 | 144,224 | 54.5% |
| 2026-05-13 | 91,882 | 830 | 194,514 | 47.2% |
| 2026-05-12 | 158,503 | 537 | 199,937 | 79.3% |
| 2026-05-11 | 121,649 | 0 | 319,899 | 38.0% |
| 2026-05-08 | 110,594 | 402 | 185,439 | 59.6% |
| 2026-05-07 | 260,169 | 48 | 385,963 | 67.4% |
| 2026-05-06 | 106,472 | 0 | 116,213 | 91.6% |
| 2026-05-05 | 119,472 | 7 | 135,774 | 88.0% |
| 2026-05-04 | 100,522 | 0 | 132,856 | 75.7% |
| 2026-05-01 | 60,979 | 0 | 70,553 | 86.4% |
| 2026-04-30 | 58,146 | 0 | 82,366 | 70.6% |
| 2026-04-29 | 106,884 | 6 | 125,921 | 84.9% |
| 2026-04-28 | 97,100 | 0 | 145,493 | 66.7% |
| 2026-04-27 | 250,985 | 0 | 320,904 | 78.2% |
| 2026-04-24 | 116,771 | 6,475 | 274,584 | 42.5% |
| 2026-04-23 | 133,242 | 549 | 209,451 | 63.6% |
| 2026-04-22 | 99,121 | 0 | 135,138 | 73.3% |
| 2026-04-21 | 97,114 | 0 | 139,874 | 69.4% |
| 2026-04-20 | 70,386 | 0 | 120,201 | 58.6% |
| 2026-04-17 | 83,975 | 0 | 261,718 | 32.1% |
| 2026-04-16 | 177,489 | 500 | 470,560 | 37.7% |
| 2026-04-15 | 169,468 | 3,813 | 446,596 | 37.9% |
| 2026-04-14 | 278,278 | 0 | 504,254 | 55.2% |
| 2026-04-13 | 89,773 | 0 | 211,329 | 42.5% |
| 2026-04-10 | 62,405 | 0 | 89,771 | 69.5% |
| 2026-04-09 | 68,295 | 0 | 111,361 | 61.3% |
| 2026-04-08 | 52,454 | 0 | 105,898 | 49.5% |
| 2026-04-07 | 72,575 | 0 | 106,323 | 68.3% |
| 2026-04-06 | 36,546 | 0 | 64,525 | 56.6% |
Showing 1–50 of 50 days