OITracker Cboe delayed data

Contract OI history

Back to MSFT

Nov 20, 2026 EXPIRATION

MSFT $565.00 Call

MSFT261120C00565000

Latest saved OI4,535Oct 23, 2026
Last change-61vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $565.00 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. 4,6662,3330 2026-10-09: 4,666 OI2026-10-13: 4,664 OI2026-10-14: 4,664 OI2026-10-15: 4,588 OI2026-10-16: 4,591 OI2026-10-21: 4,596 OI2026-10-23: 4,535 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, 2026Viewing4,535-61
Oct 21, 20264,596+5
Oct 16, 20264,591+3
Oct 15, 20264,588-76
Oct 14, 20264,6640
Oct 13, 20264,664-2
Oct 09, 20264,666No prior observation