OITracker Cboe delayed data

Contract OI history

Back to MSFT

Jan 15, 2027 EXPIRATION

MSFT $500.00 Call

MSFT270115C00500000

Latest saved OI21,028Oct 23, 2026
Last change-45vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
MSFT $500.00 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. 21,11410,5570 2026-10-09: 21,114 OI2026-10-13: 20,945 OI2026-10-14: 20,945 OI2026-10-15: 20,911 OI2026-10-16: 20,926 OI2026-10-21: 21,073 OI2026-10-23: 21,028 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, 2026Viewing21,028-45
Oct 21, 202621,073+147
Oct 16, 202620,926+15
Oct 15, 202620,911-34
Oct 14, 202620,9450
Oct 13, 202620,945-169
Oct 09, 202621,114No prior observation