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Contract OI history

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Jun 17, 2027 EXPIRATION

CSCO $120.00 Put

CSCO270617P00120000

Latest saved OI4,813Oct 23, 2026
Last change-3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $120.00 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. 4,8362,4180 2026-10-09: 4,833 OI2026-10-13: 4,836 OI2026-10-14: 4,836 OI2026-10-15: 4,815 OI2026-10-16: 4,818 OI2026-10-21: 4,816 OI2026-10-23: 4,813 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, 2026Viewing4,813-3
Oct 21, 20264,816-2
Oct 16, 20264,818+3
Oct 15, 20264,815-21
Oct 14, 20264,8360
Oct 13, 20264,836+3
Oct 09, 20264,833No prior observation