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Contract OI history

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Jan 21, 2028 EXPIRATION

KLAC $220.00 Call

KLAC280121C00220000

Latest saved OI459Oct 23, 2026
Last change+300vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
KLAC $220.00 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. 4592290 2026-10-09: 152 OI2026-10-13: 152 OI2026-10-14: 152 OI2026-10-15: 152 OI2026-10-16: 152 OI2026-10-21: 159 OI2026-10-23: 459 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, 2026Viewing459+300
Oct 21, 2026159+7
Oct 16, 20261520
Oct 15, 20261520
Oct 14, 20261520
Oct 13, 20261520
Oct 09, 2026152No prior observation