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Contract OI history

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Dec 17, 2027 EXPIRATION

MSFT $800.00 Call

MSFT271217C00800000

Latest saved OI3,003Oct 23, 2026
Last change-276vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $800.00 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. 3,2791,6390 2026-10-09: 3,195 OI2026-10-13: 3,243 OI2026-10-14: 3,243 OI2026-10-15: 3,239 OI2026-10-16: 3,252 OI2026-10-21: 3,279 OI2026-10-23: 3,003 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, 2026Viewing3,003-276
Oct 21, 20263,279+27
Oct 16, 20263,252+13
Oct 15, 20263,239-4
Oct 14, 20263,2430
Oct 13, 20263,243+48
Oct 09, 20263,195No prior observation