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Contract OI history

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Nov 20, 2026 EXPIRATION

CSCO $110.00 Put

CSCO261120P00110000

Latest saved OI4,562Oct 23, 2026
Last change-9vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $110.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 4,5712,2850 2026-10-09: 4,409 OI2026-10-13: 4,424 OI2026-10-14: 4,424 OI2026-10-15: 4,472 OI2026-10-16: 4,475 OI2026-10-21: 4,571 OI2026-10-23: 4,562 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, 2026Viewing4,562-9
Oct 21, 20264,571+96
Oct 16, 20264,475+3
Oct 15, 20264,472+48
Oct 14, 20264,4240
Oct 13, 20264,424+15
Oct 09, 20264,409No prior observation