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Contract OI history

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Dec 18, 2026 EXPIRATION

GEO $30.00 Call

GEO261218C00030000

Latest saved OI603Oct 23, 2026
Last change+3vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GEO $30.00 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. 6033010 2026-10-02: 105 OI2026-10-05: 104 OI2026-10-06: 94 OI2026-10-07: 94 OI2026-10-08: 94 OI2026-10-09: 94 OI2026-10-13: 100 OI2026-10-14: 100 OI2026-10-16: 100 OI2026-10-21: 600 OI2026-10-23: 603 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, 2026Viewing603+3
Oct 21, 2026600+500
Oct 16, 20261000
Oct 14, 20261000
Oct 13, 2026100+6
Oct 09, 2026940
Oct 08, 2026940
Oct 07, 2026940
Oct 06, 202694-10
Oct 05, 2026104-1
Oct 02, 2026105No prior observation