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Contract OI history

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May 21, 2027 EXPIRATION

MRP $20.00 Put

MRP270521P00020000

Latest saved OI238Oct 23, 2026
Last change+41vs 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. 2381190 2026-10-02: 54 OI2026-10-05: 60 OI2026-10-06: 85 OI2026-10-07: 125 OI2026-10-08: 136 OI2026-10-09: 149 OI2026-10-13: 169 OI2026-10-14: 169 OI2026-10-16: 194 OI2026-10-20: 197 OI2026-10-23: 238 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, 2026238+41
Oct 20, 2026Viewing197+3
Oct 16, 2026194+25
Oct 14, 20261690
Oct 13, 2026169+20
Oct 09, 2026149+13
Oct 08, 2026136+11
Oct 07, 2026125+40
Oct 06, 202685+25
Oct 05, 202660+6
Oct 02, 202654No prior observation