Contract OI history
Back to AMATJan 15, 2027 EXPIRATION
AMAT $270.00 Put
AMAT270115P00270000
Latest saved OI450Oct 23, 2026
Last change+9vs 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 | 450 | +9 |
| Oct 21, 2026 | 441 | -1 |
| Oct 16, 2026 | 442 | 0 |
| Oct 15, 2026 | 442 | 0 |
| Oct 14, 2026 | 442 | 0 |
| Oct 13, 2026 | 442 | +21 |
| Oct 09, 2026 | 421 | No prior observation |