Contract OI history
Back to KLACNov 20, 2026 EXPIRATION
KLAC $300.00 Call
KLAC261120C00300000
Latest saved OI552Oct 23, 2026
Last change+30vs 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 | 552 | +30 |
| Oct 21, 2026 | 522 | +30 |
| Oct 16, 2026 | 492 | -1 |
| Oct 15, 2026 | 493 | +5 |
| Oct 14, 2026 | 488 | 0 |
| Oct 13, 2026 | 488 | +5 |
| Oct 09, 2026 | 483 | No prior observation |