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Contract OI history

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Jun 17, 2027 EXPIRATION

MSFT $440.00 Call

MSFT270617C00440000

Latest saved OI1,822Oct 23, 2026
Last change-15vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $440.00 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. 1,8539260 2026-10-09: 1,853 OI2026-10-13: 1,850 OI2026-10-14: 1,850 OI2026-10-15: 1,848 OI2026-10-16: 1,844 OI2026-10-21: 1,837 OI2026-10-23: 1,822 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, 2026Viewing1,822-15
Oct 21, 20261,837-7
Oct 16, 20261,844-4
Oct 15, 20261,848-2
Oct 14, 20261,8500
Oct 13, 20261,850-3
Oct 09, 20261,853No prior observation