OITracker Cboe delayed data

Contract OI history

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Dec 18, 2026 EXPIRATION

BCRX $9.00 Call

BCRX261218C00009000

Latest saved OI1,543Oct 23, 2026
Last change-12vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BCRX $9.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,5557770 2026-10-09: 1,543 OI2026-10-13: 1,543 OI2026-10-14: 1,548 OI2026-10-16: 1,551 OI2026-10-21: 1,555 OI2026-10-23: 1,543 OI Oct 09, 2026Oct 23, 2026

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

BCRX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,543-12
Oct 21, 20261,555+4
Oct 16, 20261,551+3
Oct 14, 20261,548+5
Oct 13, 20261,5430
Oct 09, 20261,543No prior observation