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Contract OI history

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Oct 26, 2026 EXPIRATION

MSFT $535.00 Call

MSFT261026C00535000

Latest saved OI1,297Oct 23, 2026
Last change+856vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $535.00 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. 1,2976480 2026-10-09: 0 OI2026-10-13: 38 OI2026-10-14: 38 OI2026-10-15: 131 OI2026-10-16: 196 OI2026-10-21: 441 OI2026-10-23: 1,297 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, 2026Viewing1,297+856
Oct 21, 2026441+245
Oct 16, 2026196+65
Oct 15, 2026131+93
Oct 14, 2026380
Oct 13, 202638+38
Oct 09, 20260No prior observation