OITracker Cboe delayed data

Contract OI history

Back to KLAC

Jan 15, 2027 EXPIRATION

KLAC $178.00 Call

KLAC270115C00178000

Latest saved OI583Oct 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 $178.00 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. 5852920 2026-10-09: 580 OI2026-10-13: 580 OI2026-10-14: 580 OI2026-10-15: 580 OI2026-10-16: 580 OI2026-10-21: 585 OI2026-10-23: 583 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, 2026Viewing583-2
Oct 21, 2026585+5
Oct 16, 20265800
Oct 15, 20265800
Oct 14, 20265800
Oct 13, 20265800
Oct 09, 2026580No prior observation