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Contract OI history

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Dec 18, 2026 EXPIRATION

CBRS $165.00 Put

CBRS261218P00165000

Latest saved OI129Oct 23, 2026
Last change-20vs previous saved observation
Saved market days4Oct 15, 2026 onwards
Daily open interest Hover a point for its date and OI
CBRS $165.00 put open interest history 4 saved observations from 2026-10-15 to 2026-10-23. Exact values and changes are listed in the table below. 149740 2026-10-15: 0 OI2026-10-16: 133 OI2026-10-21: 149 OI2026-10-23: 129 OI Oct 15, 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, 2026Viewing129-20
Oct 21, 2026149+16
Oct 16, 2026133+133
Oct 15, 20260No prior observation