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Contract OI history

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Dec 15, 2028 EXPIRATION

MSFT $585.00 Call

MSFT281215C00585000

Latest saved OI1,072Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $585.00 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. 1,0725360 2026-10-09: 1,072 OI2026-10-13: 1,070 OI2026-10-14: 1,070 OI2026-10-15: 1,070 OI2026-10-16: 1,070 OI2026-10-21: 1,072 OI2026-10-23: 1,072 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, 2026Viewing1,0720
Oct 21, 20261,072+2
Oct 16, 20261,0700
Oct 15, 20261,0700
Oct 14, 20261,0700
Oct 13, 20261,070-2
Oct 09, 20261,072No prior observation