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Contract OI history

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Nov 20, 2026 EXPIRATION

CBRS $155.00 Put

CBRS261120P00155000

Latest saved OI595Oct 23, 2026
Last change-80vs 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. 6813400 2026-10-09: 544 OI2026-10-13: 637 OI2026-10-14: 637 OI2026-10-15: 671 OI2026-10-16: 681 OI2026-10-21: 675 OI2026-10-23: 595 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, 2026Viewing595-80
Oct 21, 2026675-6
Oct 16, 2026681+10
Oct 15, 2026671+34
Oct 14, 20266370
Oct 13, 2026637+93
Oct 09, 2026544No prior observation