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Contract OI history

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Sep 17, 2027 EXPIRATION

CSCO $105.00 Put

CSCO270917P00105000

Latest saved OI1,642Oct 23, 2026
Last change+4vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSCO $105.00 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. 1,6548270 2026-10-09: 1,654 OI2026-10-13: 1,654 OI2026-10-14: 1,654 OI2026-10-15: 1,636 OI2026-10-16: 1,636 OI2026-10-21: 1,638 OI2026-10-23: 1,642 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, 2026Viewing1,642+4
Oct 21, 20261,638+2
Oct 16, 20261,6360
Oct 15, 20261,636-18
Oct 14, 20261,6540
Oct 13, 20261,6540
Oct 09, 20261,654No prior observation