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Contract OI history

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May 21, 2027 EXPIRATION

BBIO $32.50 Put

BBIO270521P00032500

Latest saved OI0Oct 23, 2026
Last change0vs previous saved observation
Saved market days4Oct 14, 2026 onwards
Daily open interest Hover a point for its date and OI
BBIO $32.50 put open interest history 4 saved observations from 2026-10-14 to 2026-10-23. Exact values and changes are listed in the table below. 10 2026-10-14: 0 OI2026-10-16: 0 OI2026-10-21: 0 OI2026-10-23: 0 OI Oct 14, 2026Oct 23, 2026

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

BBIO contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing00
Oct 21, 202600
Oct 16, 202600
Oct 14, 20260No prior observation