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Contract OI history

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Jun 17, 2027 EXPIRATION

CSCO $87.50 Call

CSCO270617C00087500

Latest saved OI100Oct 23, 2026
Last change+10vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $87.50 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. 100500 2026-10-09: 80 OI2026-10-13: 80 OI2026-10-14: 80 OI2026-10-15: 80 OI2026-10-16: 80 OI2026-10-21: 90 OI2026-10-23: 100 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, 2026Viewing100+10
Oct 21, 202690+10
Oct 16, 2026800
Oct 15, 2026800
Oct 14, 2026800
Oct 13, 2026800
Oct 09, 202680No prior observation