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Contract OI history

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Mar 19, 2027 EXPIRATION

CSCO $180.00 Call

CSCO270319C00180000

Latest saved OI3,458Oct 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 $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. 3,4601,7300 2026-10-09: 3,459 OI2026-10-13: 3,460 OI2026-10-14: 3,460 OI2026-10-15: 3,458 OI2026-10-16: 3,458 OI2026-10-21: 3,458 OI2026-10-23: 3,458 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, 2026Viewing3,4580
Oct 21, 20263,4580
Oct 16, 20263,4580
Oct 15, 20263,458-2
Oct 14, 20263,4600
Oct 13, 20263,460+1
Oct 09, 20263,459No prior observation