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Contract OI history

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Jan 15, 2027 EXPIRATION

GFL $55.00 Call

GFL270115C00055000

Latest saved OI1,109Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GFL $55.00 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. 1,1095540 2026-10-02: 608 OI2026-10-05: 608 OI2026-10-06: 608 OI2026-10-07: 608 OI2026-10-08: 608 OI2026-10-09: 609 OI2026-10-13: 609 OI2026-10-14: 609 OI2026-10-15: 609 OI2026-10-16: 609 OI2026-10-21: 1,109 OI2026-10-23: 1,109 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, 2026Viewing1,1090
Oct 21, 20261,109+500
Oct 16, 20266090
Oct 15, 20266090
Oct 14, 20266090
Oct 13, 20266090
Oct 09, 2026609+1
Oct 08, 20266080
Oct 07, 20266080
Oct 06, 20266080
Oct 05, 20266080
Oct 02, 2026608No prior observation