OITracker Cboe delayed data

Contract OI history

Back to CSCO

Jan 19, 2029 EXPIRATION

CSCO $90.00 Call

CSCO290119C00090000

Latest saved OI64Oct 23, 2026
Last change+15vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $90.00 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. 64320 2026-10-09: 49 OI2026-10-13: 49 OI2026-10-14: 49 OI2026-10-15: 49 OI2026-10-16: 49 OI2026-10-21: 49 OI2026-10-23: 64 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CSCO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing64+15
Oct 21, 2026490
Oct 16, 2026490
Oct 15, 2026490
Oct 14, 2026490
Oct 13, 2026490
Oct 09, 202649No prior observation