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Contract OI history

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Jan 15, 2027 EXPIRATION

GM $38.00 Put

GM270115P00038000

Latest saved OI1,322Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
GM $38.00 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. 1,3226610 2026-10-02: 1,277 OI2026-10-05: 1,278 OI2026-10-06: 1,307 OI2026-10-07: 1,307 OI2026-10-08: 1,307 OI2026-10-09: 1,307 OI2026-10-13: 1,308 OI2026-10-14: 1,308 OI2026-10-15: 1,308 OI2026-10-16: 1,308 OI2026-10-21: 1,322 OI2026-10-23: 1,322 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, 2026Viewing1,3220
Oct 21, 20261,322+14
Oct 16, 20261,3080
Oct 15, 20261,3080
Oct 14, 20261,3080
Oct 13, 20261,308+1
Oct 09, 20261,3070
Oct 08, 20261,3070
Oct 07, 20261,3070
Oct 06, 20261,307+29
Oct 05, 20261,278+1
Oct 02, 20261,277No prior observation