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Contract OI history

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Nov 20, 2026 EXPIRATION

CMBT $15.00 Call

CMBT261120C00015000

Latest saved OI6Oct 23, 2026
Last change+2vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CMBT $15.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 155770 2026-10-02: 155 OI2026-10-05: 155 OI2026-10-06: 155 OI2026-10-07: 155 OI2026-10-08: 155 OI2026-10-09: 144 OI2026-10-13: 133 OI2026-10-15: 127 OI2026-10-16: 4 OI2026-10-20: 4 OI2026-10-23: 6 OI Oct 02, 2026Oct 23, 2026

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

CMBT contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing6+2
Oct 20, 202640
Oct 16, 20264-123
Oct 15, 2026127-6
Oct 13, 2026133-11
Oct 09, 2026144-11
Oct 08, 20261550
Oct 07, 20261550
Oct 06, 20261550
Oct 05, 20261550
Oct 02, 2026155No prior observation