OITracker Cboe delayed data

Contract OI history

Back to BBIO

Dec 18, 2026 EXPIRATION

BBIO $75.00 Put

BBIO261218P00075000

Latest saved OI300Oct 23, 2026
Last change0vs previous saved observation
Saved market days3Oct 16, 2026 onwards
Daily open interest Hover a point for its date and OI
BBIO $75.00 put open interest history 3 saved observations from 2026-10-16 to 2026-10-23. Exact values and changes are listed in the table below. 3001500 2026-10-16: 300 OI2026-10-21: 300 OI2026-10-23: 300 OI Oct 16, 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, 2026Viewing3000
Oct 21, 20263000
Oct 16, 2026300No prior observation