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Contract OI history

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Jan 15, 2027 EXPIRATION

GFS $35.00 Put

GFS270115P00035000

Latest saved OI1,176Oct 23, 2026
Last change+80vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
GFS $35.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,1765880 2026-10-09: 1,134 OI2026-10-13: 1,132 OI2026-10-14: 1,132 OI2026-10-15: 1,128 OI2026-10-16: 1,128 OI2026-10-21: 1,096 OI2026-10-23: 1,176 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, 2026Viewing1,176+80
Oct 21, 20261,096-32
Oct 16, 20261,1280
Oct 15, 20261,128-4
Oct 14, 20261,1320
Oct 13, 20261,132-2
Oct 09, 20261,134No prior observation