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Contract OI history

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Jan 15, 2027 EXPIRATION

GM $77.50 Put

GM270115P00077500

Latest saved OI2,612Oct 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
GM $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. 2,6221,3110 2026-10-02: 2,595 OI2026-10-05: 2,602 OI2026-10-06: 2,608 OI2026-10-07: 2,608 OI2026-10-08: 2,608 OI2026-10-09: 2,618 OI2026-10-13: 2,622 OI2026-10-14: 2,622 OI2026-10-15: 2,616 OI2026-10-16: 2,616 OI2026-10-21: 2,614 OI2026-10-23: 2,612 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, 2026Viewing2,612-2
Oct 21, 20262,614-2
Oct 16, 20262,6160
Oct 15, 20262,616-6
Oct 14, 20262,6220
Oct 13, 20262,622+4
Oct 09, 20262,618+10
Oct 08, 20262,6080
Oct 07, 20262,6080
Oct 06, 20262,608+6
Oct 05, 20262,602+7
Oct 02, 20262,595No prior observation