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Contract OI history

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Jan 15, 2027 EXPIRATION

CBRS $155.00 Put

CBRS270115P00155000

Latest saved OI558Oct 23, 2026
Last change-6vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CBRS $155.00 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. 5642820 2026-10-09: 295 OI2026-10-13: 407 OI2026-10-14: 424 OI2026-10-15: 541 OI2026-10-16: 548 OI2026-10-21: 564 OI2026-10-23: 558 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, 2026Viewing558-6
Oct 21, 2026564+16
Oct 16, 2026548+7
Oct 15, 2026541+117
Oct 14, 2026424+17
Oct 13, 2026407+112
Oct 09, 2026295No prior observation