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Contract OI history

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Nov 20, 2026 EXPIRATION

MRP $22.50 Put

MRP261120P00022500

Latest saved OI478Oct 23, 2026
Last change+148vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MRP $22.50 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. 4782390 2026-10-02: 76 OI2026-10-05: 157 OI2026-10-06: 188 OI2026-10-07: 219 OI2026-10-08: 230 OI2026-10-09: 261 OI2026-10-13: 282 OI2026-10-14: 294 OI2026-10-16: 303 OI2026-10-20: 330 OI2026-10-23: 478 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, 2026478+148
Oct 20, 2026Viewing330+27
Oct 16, 2026303+9
Oct 14, 2026294+12
Oct 13, 2026282+21
Oct 09, 2026261+31
Oct 08, 2026230+11
Oct 07, 2026219+31
Oct 06, 2026188+31
Oct 05, 2026157+81
Oct 02, 202676No prior observation