OITracker Cboe delayed data

Contract OI history

Back to BWMN

Apr 16, 2027 EXPIRATION

BWMN $40.00 Call

BWMN270416C00040000

Latest saved OI345Oct 23, 2026
Last change+110vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
BWMN $40.00 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. 3451720 2026-10-09: 230 OI2026-10-13: 234 OI2026-10-14: 234 OI2026-10-16: 234 OI2026-10-20: 235 OI2026-10-23: 345 OI Oct 09, 2026Oct 23, 2026

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

BWMN contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing345+110
Oct 20, 2026235+1
Oct 16, 20262340
Oct 14, 20262340
Oct 13, 2026234+4
Oct 09, 2026230No prior observation