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Contract OI history

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Dec 15, 2028 EXPIRATION

MSFT $370.00 Call

MSFT281215C00370000

Latest saved OI695Oct 23, 2026
Last change-3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $370.00 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. 7183590 2026-10-09: 718 OI2026-10-13: 711 OI2026-10-14: 711 OI2026-10-15: 701 OI2026-10-16: 701 OI2026-10-21: 698 OI2026-10-23: 695 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, 2026Viewing695-3
Oct 21, 2026698-3
Oct 16, 20267010
Oct 15, 2026701-10
Oct 14, 20267110
Oct 13, 2026711-7
Oct 09, 2026718No prior observation