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Contract OI history

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Nov 20, 2026 EXPIRATION

GM $75.00 Put

GM261120P00075000

Latest saved OI1,468Oct 23, 2026
Last change+267vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GM $75.00 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. 1,4687340 2026-10-02: 829 OI2026-10-05: 863 OI2026-10-06: 964 OI2026-10-07: 973 OI2026-10-08: 973 OI2026-10-09: 975 OI2026-10-13: 833 OI2026-10-14: 833 OI2026-10-15: 1,005 OI2026-10-16: 1,092 OI2026-10-21: 1,201 OI2026-10-23: 1,468 OI Oct 02, 2026Oct 23, 2026

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

GM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,468+267
Oct 21, 20261,201+109
Oct 16, 20261,092+87
Oct 15, 20261,005+172
Oct 14, 20268330
Oct 13, 2026833-142
Oct 09, 2026975+2
Oct 08, 20269730
Oct 07, 2026973+9
Oct 06, 2026964+101
Oct 05, 2026863+34
Oct 02, 2026829No prior observation