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Contract OI history

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Dec 15, 2028 EXPIRATION

MGM $20.00 Put

MGM281215P00020000

Latest saved OI133Oct 23, 2026
Last change+9vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MGM $20.00 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. 133660 2026-10-02: 80 OI2026-10-05: 80 OI2026-10-06: 80 OI2026-10-07: 80 OI2026-10-08: 80 OI2026-10-09: 80 OI2026-10-13: 78 OI2026-10-14: 78 OI2026-10-15: 78 OI2026-10-16: 79 OI2026-10-21: 124 OI2026-10-23: 133 OI Oct 02, 2026Oct 23, 2026

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

MGM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing133+9
Oct 21, 2026124+45
Oct 16, 202679+1
Oct 15, 2026780
Oct 14, 2026780
Oct 13, 202678-2
Oct 09, 2026800
Oct 08, 2026800
Oct 07, 2026800
Oct 06, 2026800
Oct 05, 2026800
Oct 02, 202680No prior observation