Contract OI history
Back to KOMay 21, 2027 EXPIRATION
KO $80.00 Put
KO270521P00080000
Latest saved OI295Oct 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 | 295 | +2 |
| Oct 21, 2026Viewing | 293 | +33 |
| Oct 16, 2026 | 260 | 0 |
| Oct 15, 2026 | 260 | +30 |
| Oct 14, 2026 | 230 | 0 |
| Oct 13, 2026 | 230 | +78 |
| Oct 09, 2026 | 152 | +29 |
| Oct 08, 2026 | 123 | 0 |
| Oct 07, 2026 | 123 | +10 |
| Oct 06, 2026 | 113 | +11 |
| Oct 05, 2026 | 102 | +5 |
| Oct 02, 2026 | 97 | No prior observation |