OITracker Cboe delayed data

Contract OI history

Back to CSCO

Dec 15, 2028 EXPIRATION

CSCO $75.00 Call

CSCO281215C00075000

Latest saved OI60Oct 23, 2026
Last change+25vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $75.00 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. 60300 2026-10-09: 34 OI2026-10-13: 35 OI2026-10-14: 35 OI2026-10-15: 35 OI2026-10-16: 35 OI2026-10-21: 35 OI2026-10-23: 60 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, 2026Viewing60+25
Oct 21, 2026350
Oct 16, 2026350
Oct 15, 2026350
Oct 14, 2026350
Oct 13, 202635+1
Oct 09, 202634No prior observation