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Contract OI history

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Dec 18, 2026 EXPIRATION

MO $55.00 Put

MO261218P00055000

Latest saved OI1,169Oct 23, 2026
Last change-2vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MO $55.00 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. 1,1925960 2026-10-02: 1,082 OI2026-10-05: 1,082 OI2026-10-06: 1,082 OI2026-10-07: 1,153 OI2026-10-08: 1,152 OI2026-10-09: 1,192 OI2026-10-13: 1,185 OI2026-10-14: 1,185 OI2026-10-15: 1,185 OI2026-10-16: 1,185 OI2026-10-21: 1,171 OI2026-10-23: 1,169 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, 2026Viewing1,169-2
Oct 21, 20261,171-14
Oct 16, 20261,1850
Oct 15, 20261,1850
Oct 14, 20261,1850
Oct 13, 20261,185-7
Oct 09, 20261,192+40
Oct 08, 20261,152-1
Oct 07, 20261,153+71
Oct 06, 20261,0820
Oct 05, 20261,0820
Oct 02, 20261,082No prior observation