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Contract OI history

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Dec 15, 2028 EXPIRATION

MSFT $205.00 Call

MSFT281215C00205000

Latest saved OI909Oct 23, 2026
Last change+124vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $205.00 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. 9094540 2026-10-09: 785 OI2026-10-13: 785 OI2026-10-14: 785 OI2026-10-15: 785 OI2026-10-16: 785 OI2026-10-21: 785 OI2026-10-23: 909 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, 2026Viewing909+124
Oct 21, 20267850
Oct 16, 20267850
Oct 15, 20267850
Oct 14, 20267850
Oct 13, 20267850
Oct 09, 2026785No prior observation