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Contract OI history

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Dec 15, 2028 EXPIRATION

MSFT $230.00 Call

MSFT281215C00230000

Latest saved OI1,892Oct 23, 2026
Last change+3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $230.00 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. 1,8929460 2026-10-09: 1,875 OI2026-10-13: 1,874 OI2026-10-14: 1,874 OI2026-10-15: 1,874 OI2026-10-16: 1,889 OI2026-10-21: 1,889 OI2026-10-23: 1,892 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, 2026Viewing1,892+3
Oct 21, 20261,8890
Oct 16, 20261,889+15
Oct 15, 20261,8740
Oct 14, 20261,8740
Oct 13, 20261,874-1
Oct 09, 20261,875No prior observation