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Contract OI history

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Mar 19, 2027 EXPIRATION

CHYM $32.50 Put

CHYM270319P00032500

Latest saved OI104Oct 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 $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. 107530 2026-10-09: 107 OI2026-10-13: 107 OI2026-10-14: 107 OI2026-10-15: 107 OI2026-10-16: 107 OI2026-10-21: 104 OI2026-10-23: 104 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, 2026Viewing1040
Oct 21, 2026104-3
Oct 16, 20261070
Oct 15, 20261070
Oct 14, 20261070
Oct 13, 20261070
Oct 09, 2026107No prior observation