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Contract OI history

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Feb 19, 2027 EXPIRATION

BBIO $55.00 Call

BBIO270219C00055000

Latest saved OI42Oct 23, 2026
Last change0vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BBIO $55.00 call open interest history 7 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 42210 2026-10-08: 42 OI2026-10-09: 42 OI2026-10-13: 42 OI2026-10-14: 42 OI2026-10-16: 42 OI2026-10-21: 42 OI2026-10-23: 42 OI Oct 08, 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, 2026Viewing420
Oct 21, 2026420
Oct 16, 2026420
Oct 14, 2026420
Oct 13, 2026420
Oct 09, 2026420
Oct 08, 202642No prior observation