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Contract OI history

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Mar 19, 2027 EXPIRATION

CSCO $110.00 Put

CSCO270319P00110000

Latest saved OI2,722Oct 23, 2026
Last change+2vs 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. 2,7471,3730 2026-10-09: 1,774 OI2026-10-13: 2,724 OI2026-10-14: 2,724 OI2026-10-15: 2,731 OI2026-10-16: 2,747 OI2026-10-21: 2,720 OI2026-10-23: 2,722 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, 2026Viewing2,722+2
Oct 21, 20262,720-27
Oct 16, 20262,747+16
Oct 15, 20262,731+7
Oct 14, 20262,7240
Oct 13, 20262,724+950
Oct 09, 20261,774No prior observation