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Contract OI history

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Dec 18, 2026 EXPIRATION

MGM $28.00 Put

MGM261218P00028000

Latest saved OI1,643Oct 23, 2026
Last change+1,131vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
MGM $28.00 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. 1,6438210 2026-10-02: 413 OI2026-10-05: 428 OI2026-10-06: 448 OI2026-10-07: 461 OI2026-10-08: 463 OI2026-10-09: 463 OI2026-10-13: 505 OI2026-10-14: 510 OI2026-10-15: 510 OI2026-10-16: 512 OI2026-10-21: 512 OI2026-10-23: 1,643 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, 2026Viewing1,643+1,131
Oct 21, 20265120
Oct 16, 2026512+2
Oct 15, 20265100
Oct 14, 2026510+5
Oct 13, 2026505+42
Oct 09, 20264630
Oct 08, 2026463+2
Oct 07, 2026461+13
Oct 06, 2026448+20
Oct 05, 2026428+15
Oct 02, 2026413No prior observation