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Contract OI history

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Jan 15, 2027 EXPIRATION

KLAC $198.00 Call

KLAC270115C00198000

Latest saved OI276Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
KLAC $198.00 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. 2761380 2026-10-09: 249 OI2026-10-13: 249 OI2026-10-14: 249 OI2026-10-15: 249 OI2026-10-16: 249 OI2026-10-21: 276 OI2026-10-23: 276 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, 2026Viewing2760
Oct 21, 2026276+27
Oct 16, 20262490
Oct 15, 20262490
Oct 14, 20262490
Oct 13, 20262490
Oct 09, 2026249No prior observation