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Contract OI history

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Mar 19, 2027 EXPIRATION

CSCO $145.00 Call

CSCO270319C00145000

Latest saved OI1,330Oct 23, 2026
Last change+8vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $145.00 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. 1,3306650 2026-10-09: 1,325 OI2026-10-13: 1,328 OI2026-10-14: 1,328 OI2026-10-15: 1,322 OI2026-10-16: 1,322 OI2026-10-21: 1,322 OI2026-10-23: 1,330 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, 2026Viewing1,330+8
Oct 21, 20261,3220
Oct 16, 20261,3220
Oct 15, 20261,322-6
Oct 14, 20261,3280
Oct 13, 20261,328+3
Oct 09, 20261,325No prior observation