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Contract OI history

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Dec 18, 2026 EXPIRATION

GEO $36.00 Call

GEO261218C00036000

Latest saved OI473Oct 23, 2026
Last change+49vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GEO $36.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,4247120 2026-10-02: 423 OI2026-10-05: 423 OI2026-10-06: 423 OI2026-10-07: 423 OI2026-10-08: 423 OI2026-10-09: 1,423 OI2026-10-13: 1,424 OI2026-10-14: 1,424 OI2026-10-16: 1,424 OI2026-10-21: 424 OI2026-10-23: 473 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, 2026Viewing473+49
Oct 21, 2026424-1,000
Oct 16, 20261,4240
Oct 14, 20261,4240
Oct 13, 20261,424+1
Oct 09, 20261,423+1,000
Oct 08, 20264230
Oct 07, 20264230
Oct 06, 20264230
Oct 05, 20264230
Oct 02, 2026423No prior observation