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Contract OI history

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Jun 17, 2027 EXPIRATION

MSFT $400.00 Call

MSFT270617C00400000

Latest saved OI3,985Oct 23, 2026
Last change-7vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $400.00 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. 4,6892,3440 2026-10-09: 4,689 OI2026-10-13: 4,492 OI2026-10-14: 4,492 OI2026-10-15: 3,996 OI2026-10-16: 3,997 OI2026-10-21: 3,992 OI2026-10-23: 3,985 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, 2026Viewing3,985-7
Oct 21, 20263,992-5
Oct 16, 20263,997+1
Oct 15, 20263,996-496
Oct 14, 20264,4920
Oct 13, 20264,492-197
Oct 09, 20264,689No prior observation