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Contract OI history

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Jan 15, 2027 EXPIRATION

MSFT $330.00 Call

MSFT270115C00330000

Latest saved OI748Oct 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
MSFT $330.00 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. 7513750 2026-10-09: 751 OI2026-10-13: 750 OI2026-10-14: 750 OI2026-10-15: 749 OI2026-10-16: 749 OI2026-10-21: 747 OI2026-10-23: 748 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, 2026Viewing748+1
Oct 21, 2026747-2
Oct 16, 20267490
Oct 15, 2026749-1
Oct 14, 20267500
Oct 13, 2026750-1
Oct 09, 2026751No prior observation