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Contract OI history

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Nov 20, 2026 EXPIRATION

GFL $52.50 Call

GFL261120C00052500

Latest saved OI18,052Oct 23, 2026
Last change+2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GFL $52.50 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 18,0529,0260 2026-10-02: 10 OI2026-10-05: 10 OI2026-10-06: 10 OI2026-10-07: 10 OI2026-10-08: 3,010 OI2026-10-09: 3,010 OI2026-10-13: 3,020 OI2026-10-14: 3,020 OI2026-10-15: 18,035 OI2026-10-16: 18,045 OI2026-10-21: 18,050 OI2026-10-23: 18,052 OI Oct 02, 2026Oct 23, 2026

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

GFL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing18,052+2
Oct 21, 202618,050+5
Oct 16, 202618,045+10
Oct 15, 202618,035+15,015
Oct 14, 20263,0200
Oct 13, 20263,020+10
Oct 09, 20263,0100
Oct 08, 20263,010+3,000
Oct 07, 2026100
Oct 06, 2026100
Oct 05, 2026100
Oct 02, 202610No prior observation