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Contract OI history

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Nov 20, 2026 EXPIRATION

CMBT $22.50 Call

CMBT261120C00022500

Latest saved OI390Oct 23, 2026
Last change-52vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
CMBT $22.50 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. 4462230 2026-10-02: 49 OI2026-10-05: 49 OI2026-10-06: 49 OI2026-10-07: 50 OI2026-10-08: 87 OI2026-10-09: 213 OI2026-10-13: 424 OI2026-10-15: 446 OI2026-10-16: 445 OI2026-10-20: 442 OI2026-10-23: 390 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, 2026Viewing390-52
Oct 20, 2026442-3
Oct 16, 2026445-1
Oct 15, 2026446+22
Oct 13, 2026424+211
Oct 09, 2026213+126
Oct 08, 202687+37
Oct 07, 202650+1
Oct 06, 2026490
Oct 05, 2026490
Oct 02, 202649No prior observation