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Contract OI history

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Nov 20, 2026 EXPIRATION

CHYM $32.50 Call

CHYM261120C00032500

Latest saved OI360Oct 23, 2026
Last change+20vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CHYM $32.50 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. 3601800 2026-10-09: 233 OI2026-10-13: 249 OI2026-10-14: 279 OI2026-10-15: 280 OI2026-10-16: 292 OI2026-10-21: 340 OI2026-10-23: 360 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, 2026Viewing360+20
Oct 21, 2026340+48
Oct 16, 2026292+12
Oct 15, 2026280+1
Oct 14, 2026279+30
Oct 13, 2026249+16
Oct 09, 2026233No prior observation