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Contract OI history

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Jan 15, 2027 EXPIRATION

CG $37.50 Call

CG270115C00037500

Latest saved OI150Oct 23, 2026
Last change+63vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CG $37.50 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. 150750 2026-10-09: 22 OI2026-10-13: 25 OI2026-10-14: 41 OI2026-10-15: 41 OI2026-10-16: 42 OI2026-10-21: 87 OI2026-10-23: 150 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, 2026Viewing150+63
Oct 21, 202687+45
Oct 16, 202642+1
Oct 15, 2026410
Oct 14, 202641+16
Oct 13, 202625+3
Oct 09, 202622No prior observation