OITracker Cboe delayed data

Contract OI history

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Nov 02, 2026 EXPIRATION

MSFT $587.50 Call

MSFT261102C00587500

Latest saved OI315Oct 23, 2026
Last change+65vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $587.50 call open interest history 2 saved observations from 2026-10-21 to 2026-10-23. Exact values and changes are listed in the table below. 3151570 2026-10-21: 250 OI2026-10-23: 315 OI Oct 21, 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, 2026Viewing315+65
Oct 21, 2026250No prior observation