OITracker Cboe delayed data

Contract OI history

Back to CSCO

Jan 21, 2028 EXPIRATION

CSCO $97.50 Call

CSCO280121C00097500

Latest saved OI127Oct 23, 2026
Last change+2vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $97.50 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. 127630 2026-10-09: 126 OI2026-10-13: 126 OI2026-10-14: 126 OI2026-10-15: 126 OI2026-10-16: 126 OI2026-10-21: 125 OI2026-10-23: 127 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, 2026Viewing127+2
Oct 21, 2026125-1
Oct 16, 20261260
Oct 15, 20261260
Oct 14, 20261260
Oct 13, 20261260
Oct 09, 2026126No prior observation