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Contract OI history

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Jan 15, 2027 EXPIRATION

CG $42.50 Put

CG270115P00042500

Latest saved OI564Oct 23, 2026
Last change-7vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CG $42.50 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 5712850 2026-10-09: 571 OI2026-10-13: 571 OI2026-10-14: 571 OI2026-10-15: 571 OI2026-10-16: 571 OI2026-10-21: 571 OI2026-10-23: 564 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, 2026Viewing564-7
Oct 21, 20265710
Oct 16, 20265710
Oct 15, 20265710
Oct 14, 20265710
Oct 13, 20265710
Oct 09, 2026571No prior observation