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Contract OI history

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Jan 19, 2029 EXPIRATION

CG $37.50 Call

CG290119C00037500

Latest saved OI174Oct 23, 2026
Last change0vs 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. 174870 2026-10-09: 6 OI2026-10-13: 6 OI2026-10-14: 6 OI2026-10-15: 174 OI2026-10-16: 174 OI2026-10-21: 174 OI2026-10-23: 174 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, 2026Viewing1740
Oct 21, 20261740
Oct 16, 20261740
Oct 15, 2026174+168
Oct 14, 202660
Oct 13, 202660
Oct 09, 20266No prior observation