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Contract OI history

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Nov 20, 2026 EXPIRATION

KLAC $180.00 Call

KLAC261120C00180000

Latest saved OI522Oct 23, 2026
Last change+30vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
KLAC $180.00 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. 5222610 2026-10-09: 112 OI2026-10-13: 117 OI2026-10-14: 117 OI2026-10-15: 162 OI2026-10-16: 155 OI2026-10-21: 492 OI2026-10-23: 522 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, 2026Viewing522+30
Oct 21, 2026492+337
Oct 16, 2026155-7
Oct 15, 2026162+45
Oct 14, 20261170
Oct 13, 2026117+5
Oct 09, 2026112No prior observation