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Contract OI history

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Dec 18, 2026 EXPIRATION

CBRS $80.00 Put

CBRS261218P00080000

Latest saved OI77Oct 23, 2026
Last change+75vs previous saved observation
Saved market days2Oct 21, 2026 onwards
Daily open interest Hover a point for its date and OI
CBRS $80.00 put open interest history 2 saved observations from 2026-10-21 to 2026-10-23. Exact values and changes are listed in the table below. 77380 2026-10-21: 2 OI2026-10-23: 77 OI Oct 21, 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, 2026Viewing77+75
Oct 21, 20262No prior observation