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Contract OI history

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Dec 18, 2026 EXPIRATION

GEOS $5.00 Call

GEOS261218C00005000

Latest saved OI161Oct 23, 2026
Last change+50vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
GEOS $5.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 161800 2026-10-08: 90 OI2026-10-09: 111 OI2026-10-13: 111 OI2026-10-14: 111 OI2026-10-16: 111 OI2026-10-20: 111 OI2026-10-23: 161 OI Oct 08, 2026Oct 23, 2026

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

GEOS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing161+50
Oct 20, 20261110
Oct 16, 20261110
Oct 14, 20261110
Oct 13, 20261110
Oct 09, 2026111+21
Oct 08, 202690No prior observation