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Contract OI history

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Dec 18, 2026 EXPIRATION

MRP $20.00 Put

MRP261218P00020000

Latest saved OI886Oct 23, 2026
Last change-1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MRP $20.00 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. 9064530 2026-10-02: 41 OI2026-10-05: 57 OI2026-10-06: 861 OI2026-10-07: 861 OI2026-10-08: 872 OI2026-10-09: 890 OI2026-10-13: 900 OI2026-10-14: 900 OI2026-10-16: 906 OI2026-10-20: 887 OI2026-10-23: 886 OI Oct 02, 2026Oct 23, 2026

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

MRP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026886-1
Oct 20, 2026Viewing887-19
Oct 16, 2026906+6
Oct 14, 20269000
Oct 13, 2026900+10
Oct 09, 2026890+18
Oct 08, 2026872+11
Oct 07, 20268610
Oct 06, 2026861+804
Oct 05, 202657+16
Oct 02, 202641No prior observation