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Contract OI history

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Jun 17, 2027 EXPIRATION

CSCO $80.00 Call

CSCO270617C00080000

Latest saved OI354Oct 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 $80.00 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. 3541770 2026-10-09: 350 OI2026-10-13: 350 OI2026-10-14: 350 OI2026-10-15: 349 OI2026-10-16: 349 OI2026-10-21: 354 OI2026-10-23: 354 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, 2026Viewing3540
Oct 21, 2026354+5
Oct 16, 20263490
Oct 15, 2026349-1
Oct 14, 20263500
Oct 13, 20263500
Oct 09, 2026350No prior observation