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Contract OI history

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Dec 18, 2026 EXPIRATION

MO $50.00 Put

MO261218P00050000

Latest saved OI234Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MO $50.00 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. 4362180 2026-10-02: 436 OI2026-10-05: 436 OI2026-10-06: 435 OI2026-10-07: 435 OI2026-10-08: 315 OI2026-10-09: 315 OI2026-10-13: 314 OI2026-10-14: 313 OI2026-10-15: 313 OI2026-10-16: 234 OI2026-10-21: 234 OI2026-10-23: 234 OI Oct 02, 2026Oct 23, 2026

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

MO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing2340
Oct 21, 20262340
Oct 16, 2026234-79
Oct 15, 20263130
Oct 14, 2026313-1
Oct 13, 2026314-1
Oct 09, 20263150
Oct 08, 2026315-120
Oct 07, 20264350
Oct 06, 2026435-1
Oct 05, 20264360
Oct 02, 2026436No prior observation