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Contract OI history

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Dec 18, 2026 EXPIRATION

GM $70.00 Put

GM261218P00070000

Latest saved OI1,606Oct 23, 2026
Last change+152vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GM $70.00 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. 1,6068030 2026-10-02: 1,308 OI2026-10-05: 1,304 OI2026-10-06: 1,307 OI2026-10-07: 1,305 OI2026-10-08: 1,305 OI2026-10-09: 1,299 OI2026-10-13: 1,296 OI2026-10-14: 1,296 OI2026-10-15: 1,296 OI2026-10-16: 1,297 OI2026-10-21: 1,454 OI2026-10-23: 1,606 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, 2026Viewing1,606+152
Oct 21, 20261,454+157
Oct 16, 20261,297+1
Oct 15, 20261,2960
Oct 14, 20261,2960
Oct 13, 20261,296-3
Oct 09, 20261,299-6
Oct 08, 20261,3050
Oct 07, 20261,305-2
Oct 06, 20261,307+3
Oct 05, 20261,304-4
Oct 02, 20261,308No prior observation