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Contract OI history

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Jan 15, 2027 EXPIRATION

CGEM $16.00 Call

CGEM270115C00016000

Latest saved OI31Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
CGEM $16.00 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. 31150 2026-10-08: 23 OI2026-10-09: 30 OI2026-10-13: 30 OI2026-10-14: 30 OI2026-10-16: 30 OI2026-10-20: 31 OI2026-10-23: 31 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, 2026Viewing310
Oct 20, 202631+1
Oct 16, 2026300
Oct 14, 2026300
Oct 13, 2026300
Oct 09, 202630+7
Oct 08, 202623No prior observation