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Contract OI history

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Dec 18, 2026 EXPIRATION

CHYM $22.50 Call

CHYM261218C00022500

Latest saved OI1,164Oct 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 $22.50 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. 1,1645820 2026-10-09: 1,164 OI2026-10-13: 1,164 OI2026-10-14: 1,164 OI2026-10-15: 1,164 OI2026-10-16: 1,164 OI2026-10-21: 1,164 OI2026-10-23: 1,164 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, 2026Viewing1,1640
Oct 21, 20261,1640
Oct 16, 20261,1640
Oct 15, 20261,1640
Oct 14, 20261,1640
Oct 13, 20261,1640
Oct 09, 20261,164No prior observation