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Contract OI history

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Jan 19, 2029 EXPIRATION

CSCO $110.00 Put

CSCO290119P00110000

Latest saved OI69Oct 23, 2026
Last change0vs 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. 69340 2026-10-09: 12 OI2026-10-13: 12 OI2026-10-14: 12 OI2026-10-15: 12 OI2026-10-16: 12 OI2026-10-21: 69 OI2026-10-23: 69 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, 2026Viewing690
Oct 21, 202669+57
Oct 16, 2026120
Oct 15, 2026120
Oct 14, 2026120
Oct 13, 2026120
Oct 09, 202612No prior observation