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Contract OI history

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Jan 21, 2028 EXPIRATION

CHYM $20.00 Call

CHYM280121C00020000

Latest saved OI743Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CHYM $20.00 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. 7433710 2026-10-09: 743 OI2026-10-13: 743 OI2026-10-14: 743 OI2026-10-15: 743 OI2026-10-16: 743 OI2026-10-21: 743 OI2026-10-23: 743 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CHYM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing7430
Oct 21, 20267430
Oct 16, 20267430
Oct 15, 20267430
Oct 14, 20267430
Oct 13, 20267430
Oct 09, 2026743No prior observation