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Contract OI history

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Dec 18, 2026 EXPIRATION

CG $40.00 Call

CG261218C00040000

Latest saved OI751Oct 23, 2026
Last change+20vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CG $40.00 call open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 7513750 2026-10-09: 204 OI2026-10-13: 204 OI2026-10-14: 204 OI2026-10-15: 204 OI2026-10-16: 204 OI2026-10-21: 731 OI2026-10-23: 751 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CG contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing751+20
Oct 21, 2026731+527
Oct 16, 20262040
Oct 15, 20262040
Oct 14, 20262040
Oct 13, 20262040
Oct 09, 2026204No prior observation