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Contract OI history

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Oct 23, 2026 EXPIRATION

CSCO $98.00 Put

CSCO261023P00098000

Latest saved OI2,858Oct 23, 2026
Last change+2,548vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $98.00 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. 2,8581,4290 2026-10-09: 103 OI2026-10-13: 103 OI2026-10-14: 103 OI2026-10-15: 103 OI2026-10-16: 110 OI2026-10-21: 310 OI2026-10-23: 2,858 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, 2026Viewing2,858+2,548
Oct 21, 2026310+200
Oct 16, 2026110+7
Oct 15, 20261030
Oct 14, 20261030
Oct 13, 20261030
Oct 09, 2026103No prior observation