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Contract OI history

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Dec 18, 2026 EXPIRATION

CHYM $35.00 Call

CHYM261218C00035000

Latest saved OI1,118Oct 23, 2026
Last change-3vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CHYM $35.00 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. 1,1215600 2026-10-09: 1,107 OI2026-10-13: 1,114 OI2026-10-14: 1,114 OI2026-10-15: 1,106 OI2026-10-16: 1,106 OI2026-10-21: 1,121 OI2026-10-23: 1,118 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, 2026Viewing1,118-3
Oct 21, 20261,121+15
Oct 16, 20261,1060
Oct 15, 20261,106-8
Oct 14, 20261,1140
Oct 13, 20261,114+7
Oct 09, 20261,107No prior observation