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Contract OI history

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Oct 23, 2026 EXPIRATION

CSCO $115.00 Call

CSCO261023C00115000

Latest saved OI3,604Oct 23, 2026
Last change+1,998vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $115.00 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. 3,6041,8020 2026-10-09: 270 OI2026-10-13: 290 OI2026-10-14: 290 OI2026-10-15: 365 OI2026-10-16: 1,442 OI2026-10-21: 1,606 OI2026-10-23: 3,604 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, 2026Viewing3,604+1,998
Oct 21, 20261,606+164
Oct 16, 20261,442+1,077
Oct 15, 2026365+75
Oct 14, 20262900
Oct 13, 2026290+20
Oct 09, 2026270No prior observation