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Contract OI history

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Nov 20, 2026 EXPIRATION

CG $32.50 Put

CG261120P00032500

Latest saved OI3,447Oct 23, 2026
Last change+2,997vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CG $32.50 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. 3,4471,7230 2026-10-09: 471 OI2026-10-13: 409 OI2026-10-14: 409 OI2026-10-15: 430 OI2026-10-16: 436 OI2026-10-21: 450 OI2026-10-23: 3,447 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, 2026Viewing3,447+2,997
Oct 21, 2026450+14
Oct 16, 2026436+6
Oct 15, 2026430+21
Oct 14, 20264090
Oct 13, 2026409-62
Oct 09, 2026471No prior observation