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Contract OI history

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Nov 20, 2026 EXPIRATION

GEO $28.00 Put

GEO261120P00028000

Latest saved OI2,661Oct 23, 2026
Last change+48vs 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. 2,6611,3300 2026-10-02: 650 OI2026-10-05: 650 OI2026-10-06: 650 OI2026-10-07: 630 OI2026-10-08: 700 OI2026-10-09: 720 OI2026-10-13: 2,146 OI2026-10-14: 2,138 OI2026-10-16: 2,446 OI2026-10-21: 2,613 OI2026-10-23: 2,661 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, 2026Viewing2,661+48
Oct 21, 20262,613+167
Oct 16, 20262,446+308
Oct 14, 20262,138-8
Oct 13, 20262,146+1,426
Oct 09, 2026720+20
Oct 08, 2026700+70
Oct 07, 2026630-20
Oct 06, 20266500
Oct 05, 20266500
Oct 02, 2026650No prior observation