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Contract OI history

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Jan 15, 2027 EXPIRATION

CHYM $30.00 Put

CHYM270115P00030000

Latest saved OI791Oct 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 $30.00 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. 7913950 2026-10-09: 785 OI2026-10-13: 786 OI2026-10-14: 791 OI2026-10-15: 791 OI2026-10-16: 791 OI2026-10-21: 791 OI2026-10-23: 791 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, 2026Viewing7910
Oct 21, 20267910
Oct 16, 20267910
Oct 15, 20267910
Oct 14, 2026791+5
Oct 13, 2026786+1
Oct 09, 2026785No prior observation