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Contract OI history

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Jan 15, 2027 EXPIRATION

MEI $12.50 Put

MEI270115P00012500

Latest saved OI1,010Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MEI $12.50 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,0105050 2026-10-02: 416 OI2026-10-05: 416 OI2026-10-06: 416 OI2026-10-07: 416 OI2026-10-08: 416 OI2026-10-09: 416 OI2026-10-13: 421 OI2026-10-14: 421 OI2026-10-16: 556 OI2026-10-20: 1,010 OI2026-10-23: 1,010 OI Oct 02, 2026Oct 23, 2026

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

MEI contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,0100
Oct 20, 2026Viewing1,010+454
Oct 16, 2026556+135
Oct 14, 20264210
Oct 13, 2026421+5
Oct 09, 20264160
Oct 08, 20264160
Oct 07, 20264160
Oct 06, 20264160
Oct 05, 20264160
Oct 02, 2026416No prior observation