OITracker Cboe delayed data

Contract OI history

Back to KLAC

Oct 23, 2026 EXPIRATION

KLAC $157.50 Put

KLAC261023P00157500

Latest saved OI286Oct 23, 2026
Last change+46vs previous saved observation
Saved market days6Oct 13, 2026 onwards
Daily open interest Hover a point for its date and OI
KLAC $157.50 put open interest history 6 saved observations from 2026-10-13 to 2026-10-23. Exact values and changes are listed in the table below. 2861430 2026-10-13: 0 OI2026-10-14: 0 OI2026-10-15: 13 OI2026-10-16: 18 OI2026-10-21: 240 OI2026-10-23: 286 OI Oct 13, 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, 2026Viewing286+46
Oct 21, 2026240+222
Oct 16, 202618+5
Oct 15, 202613+13
Oct 14, 202600
Oct 13, 20260No prior observation