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Contract OI history

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Oct 23, 2026 EXPIRATION

MSFT $555.00 Call

MSFT261023C00555000

Latest saved OI3,073Oct 23, 2026
Last change+116vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $555.00 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. 3,0731,5360 2026-10-09: 1,696 OI2026-10-13: 1,572 OI2026-10-14: 1,572 OI2026-10-15: 1,629 OI2026-10-16: 1,864 OI2026-10-21: 2,957 OI2026-10-23: 3,073 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, 2026Viewing3,073+116
Oct 21, 20262,957+1,093
Oct 16, 20261,864+235
Oct 15, 20261,629+57
Oct 14, 20261,5720
Oct 13, 20261,572-124
Oct 09, 20261,696No prior observation