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Contract OI history

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Jan 15, 2027 EXPIRATION

GEO $28.00 Put

GEO270115P00028000

Latest saved OI984Oct 23, 2026
Last change+1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GEO $28.00 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. 9874930 2026-10-02: 974 OI2026-10-05: 978 OI2026-10-06: 976 OI2026-10-07: 974 OI2026-10-08: 986 OI2026-10-09: 986 OI2026-10-13: 987 OI2026-10-14: 987 OI2026-10-16: 987 OI2026-10-21: 983 OI2026-10-23: 984 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, 2026Viewing984+1
Oct 21, 2026983-4
Oct 16, 20269870
Oct 14, 20269870
Oct 13, 2026987+1
Oct 09, 20269860
Oct 08, 2026986+12
Oct 07, 2026974-2
Oct 06, 2026976-2
Oct 05, 2026978+4
Oct 02, 2026974No prior observation