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Contract OI history

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Nov 20, 2026 EXPIRATION

MSFT $530.00 Call

MSFT261120C00530000

Latest saved OI5,755Oct 23, 2026
Last change+277vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $530.00 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. 5,7552,8770 2026-10-09: 3,872 OI2026-10-13: 3,795 OI2026-10-14: 3,795 OI2026-10-15: 3,774 OI2026-10-16: 3,770 OI2026-10-21: 5,478 OI2026-10-23: 5,755 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

MSFT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing5,755+277
Oct 21, 20265,478+1,708
Oct 16, 20263,770-4
Oct 15, 20263,774-21
Oct 14, 20263,7950
Oct 13, 20263,795-77
Oct 09, 20263,872No prior observation