Contract OI history
Back to AMATDec 15, 2028 EXPIRATION
AMAT $380.00 Put
AMAT281215P00380000
Latest saved OI79Oct 23, 2026
Last change+25vs 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 | 79 | +25 |
| Oct 21, 2026 | 54 | 0 |
| Oct 16, 2026 | 54 | 0 |
| Oct 15, 2026 | 54 | 0 |
| Oct 14, 2026 | 54 | 0 |
| Oct 13, 2026 | 54 | 0 |
| Oct 09, 2026 | 54 | No prior observation |