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Contract OI history

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Jun 16, 2028 EXPIRATION

MSFT $550.00 Call

MSFT280616C00550000

Latest saved OI869Oct 23, 2026
Last change+6vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $550.00 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. 8694340 2026-10-09: 850 OI2026-10-13: 840 OI2026-10-14: 840 OI2026-10-15: 864 OI2026-10-16: 864 OI2026-10-21: 863 OI2026-10-23: 869 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, 2026Viewing869+6
Oct 21, 2026863-1
Oct 16, 20268640
Oct 15, 2026864+24
Oct 14, 20268400
Oct 13, 2026840-10
Oct 09, 2026850No prior observation