OITracker Cboe delayed data

Contract OI history

Back to BW

Jan 15, 2027 EXPIRATION

BW $5.00 Put

BW270115P00005000

Latest saved OI427Oct 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 $5.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 4272130 2026-10-02: 318 OI2026-10-05: 318 OI2026-10-06: 318 OI2026-10-07: 327 OI2026-10-08: 327 OI2026-10-09: 328 OI2026-10-13: 343 OI2026-10-14: 343 OI2026-10-15: 427 OI2026-10-16: 427 OI2026-10-20: 427 OI2026-10-23: 427 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, 2026Viewing4270
Oct 20, 20264270
Oct 16, 20264270
Oct 15, 2026427+84
Oct 14, 20263430
Oct 13, 2026343+15
Oct 09, 2026328+1
Oct 08, 20263270
Oct 07, 2026327+9
Oct 06, 20263180
Oct 05, 20263180
Oct 02, 2026318No prior observation