Contract OI history
Back to ASSTNov 06, 2026 EXPIRATION
ASST $25.50 Put
ASST261106P00025500
Latest saved OI10Oct 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 | 10 | +6 |
| Oct 21, 2026 | 4 | -1 |
| Oct 16, 2026 | 5 | 0 |
| Oct 15, 2026 | 5 | +3 |
| Oct 14, 2026 | 2 | 0 |
| Oct 13, 2026 | 2 | -1 |
| Oct 09, 2026 | 3 | No prior observation |