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Contract OI history

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Oct 30, 2026 EXPIRATION

MP $40.00 Put

MP261030P00040000

Latest saved OI357Oct 23, 2026
Last change+83vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MP $40.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 3571780 2026-10-02: 211 OI2026-10-05: 215 OI2026-10-06: 201 OI2026-10-07: 215 OI2026-10-08: 215 OI2026-10-09: 223 OI2026-10-13: 246 OI2026-10-14: 246 OI2026-10-15: 246 OI2026-10-16: 243 OI2026-10-21: 274 OI2026-10-23: 357 OI Oct 02, 2026Oct 23, 2026

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

MP contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing357+83
Oct 21, 2026274+31
Oct 16, 2026243-3
Oct 15, 20262460
Oct 14, 20262460
Oct 13, 2026246+23
Oct 09, 2026223+8
Oct 08, 20262150
Oct 07, 2026215+14
Oct 06, 2026201-14
Oct 05, 2026215+4
Oct 02, 2026211No prior observation