Contract OI history
Back to KOSep 17, 2027 EXPIRATION
KO $70.00 Put
KO270917P00070000
Latest saved OI742Oct 23, 2026
Last change+99vs previous saved observation
Saved market days12Oct 02, 2026 onwards
All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.
| Market date | Open interest | Change vs prior saved day |
|---|---|---|
| Oct 23, 2026 | 742 | +99 |
| Oct 21, 2026Viewing | 643 | +555 |
| Oct 16, 2026 | 88 | +5 |
| Oct 15, 2026 | 83 | +3 |
| Oct 14, 2026 | 80 | 0 |
| Oct 13, 2026 | 80 | -2 |
| Oct 09, 2026 | 82 | 0 |
| Oct 08, 2026 | 82 | 0 |
| Oct 07, 2026 | 82 | 0 |
| Oct 06, 2026 | 82 | 0 |
| Oct 05, 2026 | 82 | +1 |
| Oct 02, 2026 | 81 | No prior observation |