OITracker Cboe delayed data

Contract OI history

Back to BW

May 21, 2027 EXPIRATION

BW $7.00 Call

BW270521C00007000

Latest saved OI221Oct 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 $7.00 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. 2211100 2026-10-02: 213 OI2026-10-05: 213 OI2026-10-06: 213 OI2026-10-07: 213 OI2026-10-08: 213 OI2026-10-09: 214 OI2026-10-13: 218 OI2026-10-14: 218 OI2026-10-15: 218 OI2026-10-16: 218 OI2026-10-20: 221 OI2026-10-23: 221 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, 2026Viewing2210
Oct 20, 2026221+3
Oct 16, 20262180
Oct 15, 20262180
Oct 14, 20262180
Oct 13, 2026218+4
Oct 09, 2026214+1
Oct 08, 20262130
Oct 07, 20262130
Oct 06, 20262130
Oct 05, 20262130
Oct 02, 2026213No prior observation