OITracker Cboe delayed data

Contract OI history

Back to KLAC

Jan 15, 2027 EXPIRATION

KLAC $140.00 Put

KLAC270115P00140000

Latest saved OI1,252Oct 23, 2026
Last change+63vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
KLAC $140.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,2526260 2026-10-09: 1,082 OI2026-10-13: 1,087 OI2026-10-14: 1,087 OI2026-10-15: 1,087 OI2026-10-16: 1,090 OI2026-10-21: 1,189 OI2026-10-23: 1,252 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, 2026Viewing1,252+63
Oct 21, 20261,189+99
Oct 16, 20261,090+3
Oct 15, 20261,0870
Oct 14, 20261,0870
Oct 13, 20261,087+5
Oct 09, 20261,082No prior observation