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Contract OI history

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Dec 18, 2026 EXPIRATION

MX $2.50 Put

MX261218P00002500

Latest saved OI521Oct 23, 2026
Last change+25vs 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. 5212600 2026-10-01: 322 OI2026-10-02: 322 OI2026-10-05: 321 OI2026-10-06: 321 OI2026-10-07: 324 OI2026-10-09: 326 OI2026-10-13: 360 OI2026-10-14: 360 OI2026-10-16: 411 OI2026-10-20: 496 OI2026-10-23: 521 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, 2026Viewing521+25
Oct 20, 2026496+85
Oct 16, 2026411+51
Oct 14, 20263600
Oct 13, 2026360+34
Oct 09, 2026326+2
Oct 07, 2026324+3
Oct 06, 20263210
Oct 05, 2026321-1
Oct 02, 20263220
Oct 01, 2026322No prior observation