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Contract OI history

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Mar 19, 2027 EXPIRATION

GEOS $10.00 Call

GEOS270319C00010000

Latest saved OI353Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
GEOS $10.00 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. 3531760 2026-10-08: 314 OI2026-10-09: 314 OI2026-10-13: 339 OI2026-10-14: 353 OI2026-10-16: 353 OI2026-10-20: 353 OI2026-10-23: 353 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, 2026Viewing3530
Oct 20, 20263530
Oct 16, 20263530
Oct 14, 2026353+14
Oct 13, 2026339+25
Oct 09, 20263140
Oct 08, 2026314No prior observation