OITracker Cboe delayed data

Contract OI history

Back to CSCO

Jan 21, 2028 EXPIRATION

CSCO $140.00 Call

CSCO280121C00140000

Latest saved OI1,743Oct 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 $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. 1,7438710 2026-10-09: 1,740 OI2026-10-13: 1,740 OI2026-10-14: 1,740 OI2026-10-15: 1,743 OI2026-10-16: 1,739 OI2026-10-21: 1,743 OI2026-10-23: 1,743 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, 2026Viewing1,7430
Oct 21, 20261,743+4
Oct 16, 20261,739-4
Oct 15, 20261,743+3
Oct 14, 20261,7400
Oct 13, 20261,7400
Oct 09, 20261,740No prior observation