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Contract OI history

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Dec 18, 2026 EXPIRATION

MSFT $185.00 Call

MSFT261218C00185000

Latest saved OI988Oct 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 $185.00 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. 9884940 2026-10-09: 988 OI2026-10-13: 988 OI2026-10-14: 988 OI2026-10-15: 988 OI2026-10-16: 988 OI2026-10-21: 988 OI2026-10-23: 988 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, 2026Viewing9880
Oct 21, 20269880
Oct 16, 20269880
Oct 15, 20269880
Oct 14, 20269880
Oct 13, 20269880
Oct 09, 2026988No prior observation