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Contract OI history

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Mar 19, 2027 EXPIRATION

CBRS $145.00 Put

CBRS270319P00145000

Latest saved OI280Oct 23, 2026
Last change-28vs previous saved observation
Saved market days7Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CBRS $145.00 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. 3081540 2026-10-09: 69 OI2026-10-13: 79 OI2026-10-14: 145 OI2026-10-15: 145 OI2026-10-16: 145 OI2026-10-21: 308 OI2026-10-23: 280 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, 2026Viewing280-28
Oct 21, 2026308+163
Oct 16, 20261450
Oct 15, 20261450
Oct 14, 2026145+66
Oct 13, 202679+10
Oct 09, 202669No prior observation