Contract OI history
Back to ASSTNov 13, 2026 EXPIRATION
ASST $25.00 Put
ASST261113P00025000
Latest saved OI90Oct 23, 2026
Last change+6vs 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 | 90 | +6 |
| Oct 21, 2026 | 84 | +29 |
| Oct 16, 2026 | 55 | +3 |
| Oct 15, 2026 | 52 | +7 |
| Oct 14, 2026 | 45 | 0 |
| Oct 13, 2026 | 45 | +4 |
| Oct 09, 2026 | 41 | No prior observation |