OITracker Cboe delayed data

Contract OI history

Back to KLAC

Jan 21, 2028 EXPIRATION

KLAC $290.00 Call

KLAC280121C00290000

Latest saved OI1,184Oct 23, 2026
Last change+1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
KLAC $290.00 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. 1,1845920 2026-10-09: 1,183 OI2026-10-13: 1,184 OI2026-10-14: 1,184 OI2026-10-15: 1,184 OI2026-10-16: 1,183 OI2026-10-21: 1,183 OI2026-10-23: 1,184 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, 2026Viewing1,184+1
Oct 21, 20261,1830
Oct 16, 20261,183-1
Oct 15, 20261,1840
Oct 14, 20261,1840
Oct 13, 20261,184+1
Oct 09, 20261,183No prior observation