OITracker Cboe delayed data

Contract OI history

Back to BW

Nov 20, 2026 EXPIRATION

BW $12.50 Call

BW261120C00012500

Latest saved OI1,006Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
BW $12.50 call open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,0065030 2026-10-02: 995 OI2026-10-05: 991 OI2026-10-06: 1,006 OI2026-10-07: 1,006 OI2026-10-08: 1,006 OI2026-10-09: 1,006 OI2026-10-13: 1,006 OI2026-10-14: 1,006 OI2026-10-15: 1,006 OI2026-10-16: 1,006 OI2026-10-20: 1,006 OI2026-10-23: 1,006 OI Oct 02, 2026Oct 23, 2026

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

BW contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,0060
Oct 20, 20261,0060
Oct 16, 20261,0060
Oct 15, 20261,0060
Oct 14, 20261,0060
Oct 13, 20261,0060
Oct 09, 20261,0060
Oct 08, 20261,0060
Oct 07, 20261,0060
Oct 06, 20261,006+15
Oct 05, 2026991-4
Oct 02, 2026995No prior observation