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Contract OI history

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Dec 18, 2026 EXPIRATION

MRP $22.50 Put

MRP261218P00022500

Latest saved OI253Oct 23, 2026
Last change+4vs 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. 2531260 2026-10-02: 174 OI2026-10-05: 193 OI2026-10-06: 203 OI2026-10-07: 203 OI2026-10-08: 213 OI2026-10-09: 208 OI2026-10-13: 208 OI2026-10-14: 211 OI2026-10-16: 244 OI2026-10-20: 249 OI2026-10-23: 253 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, 2026253+4
Oct 20, 2026Viewing249+5
Oct 16, 2026244+33
Oct 14, 2026211+3
Oct 13, 20262080
Oct 09, 2026208-5
Oct 08, 2026213+10
Oct 07, 20262030
Oct 06, 2026203+10
Oct 05, 2026193+19
Oct 02, 2026174No prior observation