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Contract OI history

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Jan 21, 2028 EXPIRATION

KLAC $99.00 Call

KLAC280121C00099000

Latest saved OI213Oct 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 $99.00 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. 2191090 2026-10-09: 110 OI2026-10-13: 132 OI2026-10-14: 132 OI2026-10-15: 109 OI2026-10-16: 109 OI2026-10-21: 219 OI2026-10-23: 213 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, 2026Viewing213-6
Oct 21, 2026219+110
Oct 16, 20261090
Oct 15, 2026109-23
Oct 14, 20261320
Oct 13, 2026132+22
Oct 09, 2026110No prior observation