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Contract OI history

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Jan 21, 2028 EXPIRATION

KLAC $200.00 Call

KLAC280121C00200000

Latest saved OI649Oct 23, 2026
Last change-6vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
KLAC $200.00 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. 6613300 2026-10-09: 661 OI2026-10-13: 660 OI2026-10-14: 660 OI2026-10-15: 659 OI2026-10-16: 659 OI2026-10-21: 655 OI2026-10-23: 649 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, 2026Viewing649-6
Oct 21, 2026655-4
Oct 16, 20266590
Oct 15, 2026659-1
Oct 14, 20266600
Oct 13, 2026660-1
Oct 09, 2026661No prior observation