OITracker Cboe delayed data

Contract OI history

Back to MSFT

Nov 20, 2026 EXPIRATION

MSFT $450.00 Call

MSFT261120C00450000

Latest saved OI4,636Oct 23, 2026
Last change-4vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $450.00 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. 4,7072,3530 2026-10-09: 4,501 OI2026-10-13: 4,707 OI2026-10-14: 4,707 OI2026-10-15: 4,704 OI2026-10-16: 4,703 OI2026-10-21: 4,640 OI2026-10-23: 4,636 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, 2026Viewing4,636-4
Oct 21, 20264,640-63
Oct 16, 20264,703-1
Oct 15, 20264,704-3
Oct 14, 20264,7070
Oct 13, 20264,707+206
Oct 09, 20264,501No prior observation