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Contract OI history

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Jun 17, 2027 EXPIRATION

MPT $5.50 Put

MPT270617P00005500

Latest saved OI237Oct 23, 2026
Last change-40vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MPT $5.50 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. 2931460 2026-10-02: 290 OI2026-10-05: 290 OI2026-10-06: 290 OI2026-10-07: 290 OI2026-10-08: 290 OI2026-10-09: 290 OI2026-10-13: 293 OI2026-10-14: 293 OI2026-10-16: 283 OI2026-10-21: 277 OI2026-10-23: 237 OI Oct 02, 2026Oct 23, 2026

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

MPT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing237-40
Oct 21, 2026277-6
Oct 16, 2026283-10
Oct 14, 20262930
Oct 13, 2026293+3
Oct 09, 20262900
Oct 08, 20262900
Oct 07, 20262900
Oct 06, 20262900
Oct 05, 20262900
Oct 02, 2026290No prior observation