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Contract OI history

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Oct 30, 2026 EXPIRATION

KLAC $160.00 Put

KLAC261030P00160000

Latest saved OI395Oct 23, 2026
Last change+6vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
KLAC $160.00 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. 3951970 2026-10-09: 287 OI2026-10-13: 293 OI2026-10-14: 293 OI2026-10-15: 290 OI2026-10-16: 287 OI2026-10-21: 389 OI2026-10-23: 395 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, 2026Viewing395+6
Oct 21, 2026389+102
Oct 16, 2026287-3
Oct 15, 2026290-3
Oct 14, 20262930
Oct 13, 2026293+6
Oct 09, 2026287No prior observation