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Contract OI history

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Sep 17, 2027 EXPIRATION

GFS $55.00 Call

GFS270917C00055000

Latest saved OI824Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
GFS $55.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 8244120 2026-10-09: 820 OI2026-10-13: 820 OI2026-10-14: 820 OI2026-10-15: 823 OI2026-10-16: 823 OI2026-10-21: 824 OI2026-10-23: 824 OI Oct 09, 2026Oct 23, 2026

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

GFS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20268240
Oct 21, 2026Viewing824+1
Oct 16, 20268230
Oct 15, 2026823+3
Oct 14, 20268200
Oct 13, 20268200
Oct 09, 2026820No prior observation