OITracker Cboe delayed data

Contract OI history

Back to CSCO

Mar 19, 2027 EXPIRATION

CSCO $170.00 Call

CSCO270319C00170000

Latest saved OI295Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $170.00 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. 2961480 2026-10-09: 296 OI2026-10-13: 296 OI2026-10-14: 296 OI2026-10-15: 296 OI2026-10-16: 296 OI2026-10-21: 295 OI2026-10-23: 295 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, 2026Viewing2950
Oct 21, 2026295-1
Oct 16, 20262960
Oct 15, 20262960
Oct 14, 20262960
Oct 13, 20262960
Oct 09, 2026296No prior observation