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Contract OI history

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Dec 18, 2026 EXPIRATION

CSCO $72.50 Call

CSCO261218C00072500

Latest saved OI1,179Oct 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 $72.50 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. 1,1795890 2026-10-09: 1,179 OI2026-10-13: 1,179 OI2026-10-14: 1,179 OI2026-10-15: 1,179 OI2026-10-16: 1,179 OI2026-10-21: 1,179 OI2026-10-23: 1,179 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, 2026Viewing1,1790
Oct 21, 20261,1790
Oct 16, 20261,1790
Oct 15, 20261,1790
Oct 14, 20261,1790
Oct 13, 20261,1790
Oct 09, 20261,179No prior observation