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Contract OI history

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Nov 20, 2026 EXPIRATION

OMC $77.50 Put

OMC261120P00077500

Latest saved OI82Oct 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 $77.50 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. 82410 2026-10-02: 37 OI2026-10-05: 39 OI2026-10-06: 37 OI2026-10-07: 47 OI2026-10-08: 50 OI2026-10-09: 50 OI2026-10-13: 50 OI2026-10-14: 70 OI2026-10-15: 70 OI2026-10-16: 77 OI2026-10-21: 80 OI2026-10-23: 82 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, 202682+2
Oct 21, 2026Viewing80+3
Oct 16, 202677+7
Oct 15, 2026700
Oct 14, 202670+20
Oct 13, 2026500
Oct 09, 2026500
Oct 08, 202650+3
Oct 07, 202647+10
Oct 06, 202637-2
Oct 05, 202639+2
Oct 02, 202637No prior observation