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Contract OI history

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Dec 15, 2028 EXPIRATION

CBRS $170.00 Put

CBRS281215P00170000

Latest saved OI287Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CBRS $170.00 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. 3021510 2026-10-09: 302 OI2026-10-13: 302 OI2026-10-14: 302 OI2026-10-15: 290 OI2026-10-16: 289 OI2026-10-21: 288 OI2026-10-23: 287 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, 2026Viewing287-1
Oct 21, 2026288-1
Oct 16, 2026289-1
Oct 15, 2026290-12
Oct 14, 20263020
Oct 13, 20263020
Oct 09, 2026302No prior observation