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Contract OI history

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Jan 15, 2027 EXPIRATION

CSCO $70.00 Put

CSCO270115P00070000

Latest saved OI2,346Oct 23, 2026
Last change-8vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $70.00 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. 2,3611,1800 2026-10-09: 2,361 OI2026-10-13: 2,360 OI2026-10-14: 2,360 OI2026-10-15: 2,353 OI2026-10-16: 2,354 OI2026-10-21: 2,354 OI2026-10-23: 2,346 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, 2026Viewing2,346-8
Oct 21, 20262,3540
Oct 16, 20262,354+1
Oct 15, 20262,353-7
Oct 14, 20262,3600
Oct 13, 20262,360-1
Oct 09, 20262,361No prior observation