OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

MFA $8.00 Put

MFA270115P00008000

Latest saved OI176Oct 23, 2026
Last change0vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MFA $8.00 put open interest history 10 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 176880 2026-10-02: 145 OI2026-10-06: 175 OI2026-10-07: 175 OI2026-10-08: 175 OI2026-10-09: 175 OI2026-10-13: 176 OI2026-10-14: 176 OI2026-10-16: 176 OI2026-10-20: 176 OI2026-10-23: 176 OI Oct 02, 2026Oct 23, 2026

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

MFA contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261760
Oct 20, 2026Viewing1760
Oct 16, 20261760
Oct 14, 20261760
Oct 13, 2026176+1
Oct 09, 20261750
Oct 08, 20261750
Oct 07, 20261750
Oct 06, 2026175+30
Oct 02, 2026145No prior observation