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Contract OI history

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Jan 21, 2028 EXPIRATION

GFI $35.00 Call

GFI1280121C00035000

Latest saved OI314Oct 20, 2026
Last change+1vs previous saved observation
Saved market days9Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GFI $35.00 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. 3231610 2026-10-02: 199 OI2026-10-06: 199 OI2026-10-07: 323 OI2026-10-08: 323 OI2026-10-09: 313 OI2026-10-13: 313 OI2026-10-14: 313 OI2026-10-16: 313 OI2026-10-20: 314 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, 2026Viewing314+1
Oct 16, 20263130
Oct 14, 20263130
Oct 13, 20263130
Oct 09, 2026313-10
Oct 08, 20263230
Oct 07, 2026323+124
Oct 06, 20261990
Oct 02, 2026199No prior observation