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Contract OI history

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Dec 18, 2026 EXPIRATION

GEO $26.00 Put

GEO261218P00026000

Latest saved OI188Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GEO $26.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 188940 2026-10-02: 171 OI2026-10-05: 171 OI2026-10-06: 171 OI2026-10-07: 171 OI2026-10-08: 171 OI2026-10-09: 172 OI2026-10-13: 172 OI2026-10-14: 172 OI2026-10-16: 181 OI2026-10-21: 188 OI2026-10-23: 188 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

GEO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1880
Oct 21, 2026188+7
Oct 16, 2026181+9
Oct 14, 20261720
Oct 13, 20261720
Oct 09, 2026172+1
Oct 08, 20261710
Oct 07, 20261710
Oct 06, 20261710
Oct 05, 20261710
Oct 02, 2026171No prior observation