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Contract OI history

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Dec 18, 2026 EXPIRATION

GM $65.00 Put

GM261218P00065000

Latest saved OI1,006Oct 23, 2026
Last change+61vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GM $65.00 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. 1,0065030 2026-10-02: 966 OI2026-10-05: 963 OI2026-10-06: 961 OI2026-10-07: 959 OI2026-10-08: 959 OI2026-10-09: 953 OI2026-10-13: 895 OI2026-10-14: 895 OI2026-10-15: 895 OI2026-10-16: 895 OI2026-10-21: 945 OI2026-10-23: 1,006 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, 2026Viewing1,006+61
Oct 21, 2026945+50
Oct 16, 20268950
Oct 15, 20268950
Oct 14, 20268950
Oct 13, 2026895-58
Oct 09, 2026953-6
Oct 08, 20269590
Oct 07, 2026959-2
Oct 06, 2026961-2
Oct 05, 2026963-3
Oct 02, 2026966No prior observation