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Contract OI history

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Nov 20, 2026 EXPIRATION

CB $350.00 Call

CB261120C00350000

Latest saved OI180Oct 23, 2026
Last change-13vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CB $350.00 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 193960 2026-10-02: 113 OI2026-10-05: 114 OI2026-10-06: 116 OI2026-10-07: 117 OI2026-10-08: 144 OI2026-10-09: 146 OI2026-10-13: 179 OI2026-10-14: 180 OI2026-10-15: 182 OI2026-10-16: 191 OI2026-10-21: 193 OI2026-10-23: 180 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing180-13
Oct 21, 2026193+2
Oct 16, 2026191+9
Oct 15, 2026182+2
Oct 14, 2026180+1
Oct 13, 2026179+33
Oct 09, 2026146+2
Oct 08, 2026144+27
Oct 07, 2026117+1
Oct 06, 2026116+2
Oct 05, 2026114+1
Oct 02, 2026113No prior observation