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Contract OI history

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Mar 19, 2027 EXPIRATION

GM $67.50 Put

GM270319P00067500

Latest saved OI155Oct 23, 2026
Last change+11vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GM $67.50 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. 155770 2026-10-02: 123 OI2026-10-05: 123 OI2026-10-06: 122 OI2026-10-07: 122 OI2026-10-08: 122 OI2026-10-09: 122 OI2026-10-13: 124 OI2026-10-14: 124 OI2026-10-15: 124 OI2026-10-16: 124 OI2026-10-21: 144 OI2026-10-23: 155 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, 2026Viewing155+11
Oct 21, 2026144+20
Oct 16, 20261240
Oct 15, 20261240
Oct 14, 20261240
Oct 13, 2026124+2
Oct 09, 20261220
Oct 08, 20261220
Oct 07, 20261220
Oct 06, 2026122-1
Oct 05, 20261230
Oct 02, 2026123No prior observation