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Contract OI history

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Mar 19, 2027 EXPIRATION

KLAC $260.00 Call

KLAC270319C00260000

Latest saved OI525Oct 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 $260.00 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. 5252620 2026-10-09: 486 OI2026-10-13: 506 OI2026-10-14: 506 OI2026-10-15: 506 OI2026-10-16: 524 OI2026-10-21: 525 OI2026-10-23: 525 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, 2026Viewing5250
Oct 21, 2026525+1
Oct 16, 2026524+18
Oct 15, 20265060
Oct 14, 20265060
Oct 13, 2026506+20
Oct 09, 2026486No prior observation