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Contract OI history

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Jan 21, 2028 EXPIRATION

MX $2.50 Put

MX280121P00002500

Latest saved OI128Oct 23, 2026
Last change+3vs previous saved observation
Saved market days11Oct 01, 2026 onwards
Daily open interest Hover a point for its date and OI
MX $2.50 put open interest history 11 saved observations from 2026-10-01 to 2026-10-23. Exact values and changes are listed in the table below. 128640 2026-10-01: 9 OI2026-10-02: 8 OI2026-10-05: 5 OI2026-10-06: 5 OI2026-10-07: 125 OI2026-10-09: 125 OI2026-10-13: 125 OI2026-10-14: 125 OI2026-10-16: 125 OI2026-10-20: 125 OI2026-10-23: 128 OI Oct 01, 2026Oct 23, 2026

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

MX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing128+3
Oct 20, 20261250
Oct 16, 20261250
Oct 14, 20261250
Oct 13, 20261250
Oct 09, 20261250
Oct 07, 2026125+120
Oct 06, 202650
Oct 05, 20265-3
Oct 02, 20268-1
Oct 01, 20269No prior observation