IOBTQ
IO Biotech, Inc.Company with tickers: IOBT
CIK
1865494
CUSIP
449778109
Shares Outstanding
71,948,842
13F Activity (30d)
13 filings
11 filers
Total shares sold short and not yet covered, reported to FINRA by broker-dealers and published twice a month (bi-monthly). Days to cover divides the short position by average daily volume; a high value (above 5) can signal short-squeeze potential.
Short Interest History
| Settlement Date | Current Position | Previous Position | Change | Days to Cover |
|---|---|---|---|---|
| 2026-05-15 | 558,213 | 636,685 | -78,472 | 1.00 |
| 2026-04-30 | 636,685 | 734,940 | -98,255 | 1.00 |
| 2026-04-15 | 734,940 | 2,152,443 | -1,417,503 | 1.00 |
| 2026-03-31 | 2,152,443 | 2,820,245 | -667,802 | 1.00 |
| 2026-03-13 | 2,820,245 | 3,187,932 | -367,687 | 1.42 |
| 2026-02-27 | 3,187,932 | 4,262,939 | -1,075,007 | 5.04 |
| 2026-02-13 | 4,262,939 | 5,390,908 | -1,127,969 | 1.57 |
| 2026-01-30 | 5,390,908 | 3,083,794 | +2,307,114 | 1.00 |
| 2026-01-15 | 3,083,794 | 2,094,316 | +989,478 | 4.20 |
| 2025-12-31 | 2,094,316 | 2,015,986 | +78,330 | 3.35 |
| 2025-12-15 | 2,015,986 | 2,846,392 | -830,406 | 2.16 |
| 2025-11-28 | 2,846,392 | 2,426,960 | +419,432 | 3.46 |
| 2025-11-14 | 2,426,960 | 2,762,590 | -335,630 | 2.87 |
| 2025-10-31 | 2,762,590 | 1,138,820 | +1,623,770 | 1.00 |
| 2025-10-15 | 1,138,820 | 2,330,188 | -1,191,368 | 1.00 |
| 2025-09-30 | 2,330,188 | 1,067,607 | +1,262,581 | 1.00 |
| 2025-09-15 | 1,067,607 | 1,229,171 | -161,564 | 1.00 |
| 2025-08-29 | 1,229,171 | 1,484,024 | -254,853 | 1.00 |
| 2025-08-15 | 1,484,024 | 851,154 | +632,870 | 1.00 |
| 2025-07-31 | 851,154 | 384,241 | +466,913 | 1.23 |
| 2025-07-15 | 384,241 | 122,659 | +261,582 | 1.15 |
| 2025-06-30 | 122,659 | 139,277 | -16,618 | 1.00 |
| 2025-06-13 | 139,277 | 108,748 | +30,529 | 1.00 |
Showing 1–23 of 23 settlements