OITracker Cboe delayed data

Contract OI history

Back to CSCO

Nov 20, 2026 EXPIRATION

CSCO $140.00 Call

CSCO261120C00140000

Latest saved OI2,517Oct 23, 2026
Last change+8vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $140.00 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. 2,5171,2580 2026-10-09: 2,184 OI2026-10-13: 2,149 OI2026-10-14: 2,149 OI2026-10-15: 2,149 OI2026-10-16: 2,163 OI2026-10-21: 2,509 OI2026-10-23: 2,517 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, 2026Viewing2,517+8
Oct 21, 20262,509+346
Oct 16, 20262,163+14
Oct 15, 20262,1490
Oct 14, 20262,1490
Oct 13, 20262,149-35
Oct 09, 20262,184No prior observation