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Contract OI history

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Mar 19, 2027 EXPIRATION

GFI $40.00 Call

GFI1270319C00040000

Latest saved OI9Oct 20, 2026
Last change+5vs previous saved observation
Saved market days9Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GFI $40.00 call open interest history 9 saved observations from 2026-10-02 to 2026-10-20. Exact values and changes are listed in the table below. 940 2026-10-02: 4 OI2026-10-06: 4 OI2026-10-07: 4 OI2026-10-08: 4 OI2026-10-09: 4 OI2026-10-13: 4 OI2026-10-14: 4 OI2026-10-16: 4 OI2026-10-20: 9 OI Oct 02, 2026Oct 20, 2026

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

GFI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 20, 2026Viewing9+5
Oct 16, 202640
Oct 14, 202640
Oct 13, 202640
Oct 09, 202640
Oct 08, 202640
Oct 07, 202640
Oct 06, 202640
Oct 02, 20264No prior observation