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Contract OI history

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Jun 17, 2027 EXPIRATION

CSCO $180.00 Call

CSCO270617C00180000

Latest saved OI243Oct 23, 2026
Last change+89vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $180.00 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. 2431210 2026-10-09: 125 OI2026-10-13: 125 OI2026-10-14: 125 OI2026-10-15: 125 OI2026-10-16: 152 OI2026-10-21: 154 OI2026-10-23: 243 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, 2026Viewing243+89
Oct 21, 2026154+2
Oct 16, 2026152+27
Oct 15, 20261250
Oct 14, 20261250
Oct 13, 20261250
Oct 09, 2026125No prior observation