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Contract OI history

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Mar 19, 2027 EXPIRATION

CBLL $30.00 Call

CBLL270319C00030000

Latest saved OI108Oct 23, 2026
Last change0vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CBLL $30.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 108540 2026-10-09: 105 OI2026-10-13: 106 OI2026-10-14: 106 OI2026-10-16: 108 OI2026-10-20: 108 OI2026-10-23: 108 OI Oct 09, 2026Oct 23, 2026

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

CBLL contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1080
Oct 20, 20261080
Oct 16, 2026108+2
Oct 14, 20261060
Oct 13, 2026106+1
Oct 09, 2026105No prior observation