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Contract OI history

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Oct 23, 2026 EXPIRATION

KLAC $205.00 Call

KLAC261023C00205000

Latest saved OI207Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
KLAC $205.00 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. 2241120 2026-10-09: 220 OI2026-10-13: 224 OI2026-10-14: 224 OI2026-10-15: 219 OI2026-10-16: 218 OI2026-10-21: 208 OI2026-10-23: 207 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, 2026Viewing207-1
Oct 21, 2026208-10
Oct 16, 2026218-1
Oct 15, 2026219-5
Oct 14, 20262240
Oct 13, 2026224+4
Oct 09, 2026220No prior observation