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Contract OI history

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Nov 20, 2026 EXPIRATION

FN $640.00 Call

FN261120C00640000

Latest saved OI190Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FN $640.00 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. 191950 2026-10-02: 181 OI2026-10-05: 181 OI2026-10-06: 181 OI2026-10-07: 181 OI2026-10-08: 191 OI2026-10-09: 191 OI2026-10-13: 191 OI2026-10-14: 191 OI2026-10-15: 191 OI2026-10-16: 191 OI2026-10-21: 190 OI2026-10-23: 190 OI Oct 02, 2026Oct 23, 2026

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

FN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1900
Oct 21, 2026190-1
Oct 16, 20261910
Oct 15, 20261910
Oct 14, 20261910
Oct 13, 20261910
Oct 09, 20261910
Oct 08, 2026191+10
Oct 07, 20261810
Oct 06, 20261810
Oct 05, 20261810
Oct 02, 2026181No prior observation