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Contract OI history

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Jan 15, 2027 EXPIRATION

KLAC $230.00 Call

KLAC270115C00230000

Latest saved OI435Oct 23, 2026
Last change-9vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
KLAC $230.00 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. 4492240 2026-10-09: 449 OI2026-10-13: 449 OI2026-10-14: 449 OI2026-10-15: 447 OI2026-10-16: 445 OI2026-10-21: 444 OI2026-10-23: 435 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, 2026Viewing435-9
Oct 21, 2026444-1
Oct 16, 2026445-2
Oct 15, 2026447-2
Oct 14, 20264490
Oct 13, 20264490
Oct 09, 2026449No prior observation