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Contract OI history

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Nov 20, 2026 EXPIRATION

MSFT $380.00 Call

MSFT261120C00380000

Latest saved OI531Oct 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 $380.00 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. 6573280 2026-10-09: 657 OI2026-10-13: 652 OI2026-10-14: 652 OI2026-10-15: 652 OI2026-10-16: 651 OI2026-10-21: 534 OI2026-10-23: 531 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, 2026Viewing531-3
Oct 21, 2026534-117
Oct 16, 2026651-1
Oct 15, 20266520
Oct 14, 20266520
Oct 13, 2026652-5
Oct 09, 2026657No prior observation