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Contract OI history

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Nov 20, 2026 EXPIRATION

BBIO $75.00 Call

BBIO261120C00075000

Latest saved OI605Oct 23, 2026
Last change-1vs previous saved observation
Saved market days7Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
BBIO $75.00 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. 6063030 2026-10-08: 540 OI2026-10-09: 540 OI2026-10-13: 540 OI2026-10-14: 540 OI2026-10-16: 552 OI2026-10-21: 606 OI2026-10-23: 605 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, 2026Viewing605-1
Oct 21, 2026606+54
Oct 16, 2026552+12
Oct 14, 20265400
Oct 13, 20265400
Oct 09, 20265400
Oct 08, 2026540No prior observation