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Contract OI history

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Nov 20, 2026 EXPIRATION

FN $500.00 Put

FN261120P00500000

Latest saved OI40Oct 23, 2026
Last change-3vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FN $500.00 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. 60300 2026-10-02: 40 OI2026-10-05: 40 OI2026-10-06: 40 OI2026-10-07: 50 OI2026-10-08: 53 OI2026-10-09: 53 OI2026-10-13: 60 OI2026-10-14: 58 OI2026-10-15: 46 OI2026-10-16: 46 OI2026-10-21: 43 OI2026-10-23: 40 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, 2026Viewing40-3
Oct 21, 202643-3
Oct 16, 2026460
Oct 15, 202646-12
Oct 14, 202658-2
Oct 13, 202660+7
Oct 09, 2026530
Oct 08, 202653+3
Oct 07, 202650+10
Oct 06, 2026400
Oct 05, 2026400
Oct 02, 202640No prior observation