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Contract OI history

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Nov 20, 2026 EXPIRATION

MSFT $440.00 Call

MSFT261120C00440000

Latest saved OI2,059Oct 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 $440.00 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. 2,0781,0390 2026-10-09: 2,071 OI2026-10-13: 2,069 OI2026-10-14: 2,069 OI2026-10-15: 2,078 OI2026-10-16: 2,078 OI2026-10-21: 2,059 OI2026-10-23: 2,059 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, 2026Viewing2,0590
Oct 21, 20262,059-19
Oct 16, 20262,0780
Oct 15, 20262,078+9
Oct 14, 20262,0690
Oct 13, 20262,069-2
Oct 09, 20262,071No prior observation