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Contract OI history

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Nov 20, 2026 EXPIRATION

FN $340.00 Put

FN261120P00340000

Latest saved OI151Oct 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 $340.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 151750 2026-10-02: 56 OI2026-10-05: 56 OI2026-10-06: 57 OI2026-10-07: 56 OI2026-10-08: 55 OI2026-10-09: 56 OI2026-10-13: 55 OI2026-10-14: 70 OI2026-10-15: 113 OI2026-10-16: 141 OI2026-10-21: 151 OI2026-10-23: 151 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, 2026Viewing1510
Oct 21, 2026151+10
Oct 16, 2026141+28
Oct 15, 2026113+43
Oct 14, 202670+15
Oct 13, 202655-1
Oct 09, 202656+1
Oct 08, 202655-1
Oct 07, 202656-1
Oct 06, 202657+1
Oct 05, 2026560
Oct 02, 202656No prior observation