Contract OI history
Back to AMKROct 23, 2026 EXPIRATION
AMKR $40.50 Put
AMKR261023P00040500
Latest saved OI47Oct 23, 2026
Last change+13vs previous saved observation
Saved market days6Oct 13, 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 | 47 | +13 |
| Oct 21, 2026 | 34 | +8 |
| Oct 16, 2026 | 26 | 0 |
| Oct 15, 2026 | 26 | +26 |
| Oct 14, 2026 | 0 | 0 |
| Oct 13, 2026 | 0 | No prior observation |