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Contract OI history

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Dec 17, 2027 EXPIRATION

CGEM $8.00 Call

CGEM271217C00008000

Latest saved OI94Oct 23, 2026
Last change+12vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CGEM $8.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 94470 2026-10-08: 94 OI2026-10-09: 93 OI2026-10-13: 93 OI2026-10-14: 84 OI2026-10-16: 84 OI2026-10-20: 82 OI2026-10-23: 94 OI Oct 08, 2026Oct 23, 2026

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

CGEM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing94+12
Oct 20, 202682-2
Oct 16, 2026840
Oct 14, 202684-9
Oct 13, 2026930
Oct 09, 202693-1
Oct 08, 202694No prior observation