OITracker Cboe delayed data

Contract OI history

Back to MSFT

Nov 20, 2026 EXPIRATION

MSFT $600.00 Call

MSFT261120C00600000

Latest saved OI8,651Oct 23, 2026
Last change-295vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $600.00 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. 10,3685,1840 2026-10-09: 7,321 OI2026-10-13: 10,368 OI2026-10-14: 10,368 OI2026-10-15: 10,265 OI2026-10-16: 9,036 OI2026-10-21: 8,946 OI2026-10-23: 8,651 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, 2026Viewing8,651-295
Oct 21, 20268,946-90
Oct 16, 20269,036-1,229
Oct 15, 202610,265-103
Oct 14, 202610,3680
Oct 13, 202610,368+3,047
Oct 09, 20267,321No prior observation