OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

FN $390.00 Put

FN270115P00390000

Latest saved OI114Oct 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 $390.00 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. 114570 2026-10-02: 108 OI2026-10-05: 108 OI2026-10-06: 109 OI2026-10-07: 109 OI2026-10-08: 109 OI2026-10-09: 112 OI2026-10-13: 112 OI2026-10-14: 112 OI2026-10-15: 112 OI2026-10-16: 114 OI2026-10-21: 114 OI2026-10-23: 114 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, 2026Viewing1140
Oct 21, 20261140
Oct 16, 2026114+2
Oct 15, 20261120
Oct 14, 20261120
Oct 13, 20261120
Oct 09, 2026112+3
Oct 08, 20261090
Oct 07, 20261090
Oct 06, 2026109+1
Oct 05, 20261080
Oct 02, 2026108No prior observation