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Contract OI history

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Nov 20, 2026 EXPIRATION

OMC $72.50 Put

OMC261120P00072500

Latest saved OI1,523Oct 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
OMC $72.50 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. 1,5237610 2026-10-02: 1,508 OI2026-10-05: 1,508 OI2026-10-06: 1,508 OI2026-10-07: 1,508 OI2026-10-08: 1,508 OI2026-10-09: 1,508 OI2026-10-13: 1,509 OI2026-10-14: 1,509 OI2026-10-15: 1,517 OI2026-10-16: 1,516 OI2026-10-21: 1,521 OI2026-10-23: 1,523 OI Oct 02, 2026Oct 23, 2026

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

OMC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20261,523+2
Oct 21, 2026Viewing1,521+5
Oct 16, 20261,516-1
Oct 15, 20261,517+8
Oct 14, 20261,5090
Oct 13, 20261,509+1
Oct 09, 20261,5080
Oct 08, 20261,5080
Oct 07, 20261,5080
Oct 06, 20261,5080
Oct 05, 20261,5080
Oct 02, 20261,508No prior observation