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Contract OI history

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Oct 30, 2026 EXPIRATION

MSFT $530.00 Call

MSFT261030C00530000

Latest saved OI6,296Oct 23, 2026
Last change+1,327vs 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. 6,2963,1480 2026-10-09: 4,213 OI2026-10-13: 4,272 OI2026-10-14: 4,272 OI2026-10-15: 3,906 OI2026-10-16: 3,911 OI2026-10-21: 4,969 OI2026-10-23: 6,296 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, 2026Viewing6,296+1,327
Oct 21, 20264,969+1,058
Oct 16, 20263,911+5
Oct 15, 20263,906-366
Oct 14, 20264,2720
Oct 13, 20264,272+59
Oct 09, 20264,213No prior observation