Contract OI history
Back to AMATDec 18, 2026 EXPIRATION
AMAT $500.00 Put
AMAT261218P00500000
Latest saved OI1,099Oct 23, 2026
Last change+1vs 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 | 1,099 | +1 |
| Oct 21, 2026 | 1,098 | -14 |
| Oct 16, 2026 | 1,112 | -3 |
| Oct 15, 2026 | 1,115 | +9 |
| Oct 14, 2026 | 1,106 | 0 |
| Oct 13, 2026 | 1,106 | -8 |
| Oct 09, 2026 | 1,114 | No prior observation |