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Contract OI history

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Jan 15, 2027 EXPIRATION

KLAC $132.00 Put

KLAC270115P00132000

Latest saved OI530Oct 23, 2026
Last change+40vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
KLAC $132.00 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. 5302650 2026-10-09: 487 OI2026-10-13: 487 OI2026-10-14: 487 OI2026-10-15: 489 OI2026-10-16: 489 OI2026-10-21: 490 OI2026-10-23: 530 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, 2026Viewing530+40
Oct 21, 2026490+1
Oct 16, 20264890
Oct 15, 2026489+2
Oct 14, 20264870
Oct 13, 20264870
Oct 09, 2026487No prior observation