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Contract OI history

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May 21, 2027 EXPIRATION

MRP $22.50 Put

MRP270521P00022500

Latest saved OI107Oct 23, 2026
Last change0vs 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. 107530 2026-10-02: 32 OI2026-10-05: 48 OI2026-10-06: 65 OI2026-10-07: 65 OI2026-10-08: 69 OI2026-10-09: 104 OI2026-10-13: 105 OI2026-10-14: 105 OI2026-10-16: 105 OI2026-10-20: 107 OI2026-10-23: 107 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, 20261070
Oct 20, 2026Viewing107+2
Oct 16, 20261050
Oct 14, 20261050
Oct 13, 2026105+1
Oct 09, 2026104+35
Oct 08, 202669+4
Oct 07, 2026650
Oct 06, 202665+17
Oct 05, 202648+16
Oct 02, 202632No prior observation