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Contract OI history

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Mar 19, 2027 EXPIRATION

GFS $55.00 Call

GFS270319C00055000

Latest saved OI953Oct 23, 2026
Last change+12vs 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. 9534760 2026-10-09: 285 OI2026-10-13: 319 OI2026-10-14: 319 OI2026-10-15: 343 OI2026-10-16: 361 OI2026-10-21: 941 OI2026-10-23: 953 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, 2026953+12
Oct 21, 2026Viewing941+580
Oct 16, 2026361+18
Oct 15, 2026343+24
Oct 14, 20263190
Oct 13, 2026319+34
Oct 09, 2026285No prior observation