Contract OI history
Back to AMATJan 15, 2027 EXPIRATION
AMAT $640.00 Put
AMAT270115P00640000
Latest saved OI22Oct 23, 2026
Last change-59vs 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 | 22 | -59 |
| Oct 21, 2026 | 81 | -7 |
| Oct 16, 2026 | 88 | 0 |
| Oct 15, 2026 | 88 | 0 |
| Oct 14, 2026 | 88 | 0 |
| Oct 13, 2026 | 88 | 0 |
| Oct 09, 2026 | 88 | No prior observation |