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Contract OI history

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Jan 15, 2027 EXPIRATION

KLAC $235.00 Call

KLAC270115C00235000

Latest saved OI460Oct 23, 2026
Last change-2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
KLAC $235.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4642320 2026-10-09: 464 OI2026-10-13: 463 OI2026-10-14: 463 OI2026-10-15: 463 OI2026-10-16: 463 OI2026-10-21: 462 OI2026-10-23: 460 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

KLAC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing460-2
Oct 21, 2026462-1
Oct 16, 20264630
Oct 15, 20264630
Oct 14, 20264630
Oct 13, 2026463-1
Oct 09, 2026464No prior observation