OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

FE $55.00 Put

FE280121P00055000

Latest saved OI241Oct 23, 2026
Last change-160vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
FE $55.00 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. 4012000 2026-10-02: 401 OI2026-10-05: 401 OI2026-10-06: 401 OI2026-10-07: 401 OI2026-10-08: 401 OI2026-10-09: 401 OI2026-10-13: 401 OI2026-10-14: 401 OI2026-10-15: 401 OI2026-10-16: 401 OI2026-10-21: 401 OI2026-10-23: 241 OI Oct 02, 2026Oct 23, 2026

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

FE contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing241-160
Oct 21, 20264010
Oct 16, 20264010
Oct 15, 20264010
Oct 14, 20264010
Oct 13, 20264010
Oct 09, 20264010
Oct 08, 20264010
Oct 07, 20264010
Oct 06, 20264010
Oct 05, 20264010
Oct 02, 2026401No prior observation