OITracker Cboe delayed data

Contract OI history

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Jan 19, 2029 EXPIRATION

BIIB $360.00 Call

BIIB290119C00360000

Latest saved OI0Oct 23, 2026
Last change—vs previous saved observation
Saved market days1Oct 23, 2026 onwards
Daily open interest Hover a point for its date and OI
BIIB $360.00 call open interest history 1 saved observations from 2026-10-23 to 2026-10-23. Exact values and changes are listed in the table below. 10 2026-10-23: 0 OI Oct 23, 2026

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

BIIB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing0No prior observation