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Contract OI history

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Jan 15, 2027 EXPIRATION

CSCO $155.00 Call

CSCO270115C00155000

Latest saved OI598Oct 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 $155.00 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. 5982990 2026-10-09: 598 OI2026-10-13: 598 OI2026-10-14: 598 OI2026-10-15: 598 OI2026-10-16: 598 OI2026-10-21: 598 OI2026-10-23: 598 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, 2026Viewing5980
Oct 21, 20265980
Oct 16, 20265980
Oct 15, 20265980
Oct 14, 20265980
Oct 13, 20265980
Oct 09, 2026598No prior observation