OITracker Cboe delayed data

Contract OI history

Back to KLAC

Dec 18, 2026 EXPIRATION

KLAC $198.00 Call

KLAC261218C00198000

Latest saved OI289Oct 23, 2026
Last change-18vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
KLAC $198.00 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. 3191590 2026-10-09: 302 OI2026-10-13: 319 OI2026-10-14: 319 OI2026-10-15: 319 OI2026-10-16: 312 OI2026-10-21: 307 OI2026-10-23: 289 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, 2026Viewing289-18
Oct 21, 2026307-5
Oct 16, 2026312-7
Oct 15, 20263190
Oct 14, 20263190
Oct 13, 2026319+17
Oct 09, 2026302No prior observation