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Contract OI history

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Dec 15, 2028 EXPIRATION

CSCO $140.00 Call

CSCO281215C00140000

Latest saved OI1,585Oct 23, 2026
Last change+4vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $140.00 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. 1,5857920 2026-10-09: 1,541 OI2026-10-13: 1,580 OI2026-10-14: 1,580 OI2026-10-15: 1,580 OI2026-10-16: 1,580 OI2026-10-21: 1,581 OI2026-10-23: 1,585 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, 2026Viewing1,585+4
Oct 21, 20261,581+1
Oct 16, 20261,5800
Oct 15, 20261,5800
Oct 14, 20261,5800
Oct 13, 20261,580+39
Oct 09, 20261,541No prior observation