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Contract OI history

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Oct 23, 2026 EXPIRATION

F $8.50 Call

F261023C00008500

Latest saved OI160Oct 23, 2026
Last change+43vs previous saved observation
Saved market days11Oct 05, 2026 onwards
Daily open interest Hover a point for its date and OI
F $8.50 call open interest history 11 saved observations from 2026-10-05 to 2026-10-23. Exact values and changes are listed in the table below. 160800 2026-10-05: 0 OI2026-10-06: 1 OI2026-10-07: 1 OI2026-10-08: 1 OI2026-10-09: 2 OI2026-10-13: 3 OI2026-10-14: 3 OI2026-10-15: 4 OI2026-10-16: 5 OI2026-10-21: 117 OI2026-10-23: 160 OI Oct 05, 2026Oct 23, 2026

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

F contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing160+43
Oct 21, 2026117+112
Oct 16, 20265+1
Oct 15, 20264+1
Oct 14, 202630
Oct 13, 20263+1
Oct 09, 20262+1
Oct 08, 202610
Oct 07, 202610
Oct 06, 20261+1
Oct 05, 20260No prior observation