Contract OI history
Back to CIFRJun 17, 2027 EXPIRATION
CIFR $13.00 Put
CIFR270617P00013000
Latest saved OI73Oct 23, 2026
Last change+10vs previous saved observation
Saved market days7Oct 09, 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, 2026Viewing | 73 | +10 |
| Oct 21, 2026 | 63 | +36 |
| Oct 16, 2026 | 27 | 0 |
| Oct 15, 2026 | 27 | +15 |
| Oct 14, 2026 | 12 | 0 |
| Oct 13, 2026 | 12 | +12 |
| Oct 09, 2026 | 0 | No prior observation |