Contract OI history
Back to KOSep 17, 2027 EXPIRATION
KO $80.00 Put
KO270917P00080000
Latest saved OI739Oct 23, 2026
Last change+2vs 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 | 739 | +2 |
| Oct 21, 2026Viewing | 737 | -2 |
| Oct 16, 2026 | 739 | -1 |
| Oct 15, 2026 | 740 | +10 |
| Oct 14, 2026 | 730 | 0 |
| Oct 13, 2026 | 730 | +73 |
| Oct 09, 2026 | 657 | +8 |
| Oct 08, 2026 | 649 | 0 |
| Oct 07, 2026 | 649 | +4 |
| Oct 06, 2026 | 645 | +28 |
| Oct 05, 2026 | 617 | 0 |
| Oct 02, 2026 | 617 | No prior observation |