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Contract OI history

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Oct 30, 2026 EXPIRATION

CBRS $185.00 Put

CBRS261030P00185000

Latest saved OI0Oct 23, 2026
Last change-14vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CBRS $185.00 put open interest history 7 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 31150 2026-10-09: 30 OI2026-10-13: 30 OI2026-10-14: 31 OI2026-10-15: 31 OI2026-10-16: 31 OI2026-10-21: 14 OI2026-10-23: 0 OI Oct 09, 2026Oct 23, 2026

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

CBRS contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing0-14
Oct 21, 202614-17
Oct 16, 2026310
Oct 15, 2026310
Oct 14, 202631+1
Oct 13, 2026300
Oct 09, 202630No prior observation