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Contract OI history

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Feb 19, 2027 EXPIRATION

CSBR $10.00 Put

CSBR270219P00010000

Latest saved OI0Oct 23, 2026
Last change-2vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
CSBR $10.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 210 2026-10-09: 2 OI2026-10-13: 2 OI2026-10-14: 2 OI2026-10-16: 2 OI2026-10-20: 2 OI2026-10-23: 0 OI Oct 09, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

CSBR contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing0-2
Oct 20, 202620
Oct 16, 202620
Oct 14, 202620
Oct 13, 202620
Oct 09, 20262No prior observation