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Contract OI history

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Apr 16, 2027 EXPIRATION

MFA $8.00 Put

MFA270416P00008000

Latest saved OI116Oct 23, 2026
Last change+1vs 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. 140700 2026-10-02: 92 OI2026-10-06: 92 OI2026-10-07: 97 OI2026-10-08: 97 OI2026-10-09: 99 OI2026-10-13: 99 OI2026-10-14: 140 OI2026-10-16: 111 OI2026-10-20: 115 OI2026-10-23: 116 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, 2026116+1
Oct 20, 2026Viewing115+4
Oct 16, 2026111-29
Oct 14, 2026140+41
Oct 13, 2026990
Oct 09, 202699+2
Oct 08, 2026970
Oct 07, 202697+5
Oct 06, 2026920
Oct 02, 202692No prior observation