OITracker Cboe delayed data

Contract OI history

Back to WMB

Jun 17, 2027 EXPIRATION

WMB $90.00 Call

WMB270617C00090000

Latest saved OI1,014Oct 23, 2026
Last change0vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WMB $90.00 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. 1,0145070 2026-10-02: 1,009 OI2026-10-05: 1,009 OI2026-10-06: 1,009 OI2026-10-07: 1,009 OI2026-10-08: 1,009 OI2026-10-09: 1,009 OI2026-10-12: 1,014 OI2026-10-14: 1,014 OI2026-10-15: 1,014 OI2026-10-16: 1,014 OI2026-10-21: 1,014 OI2026-10-23: 1,014 OI Oct 02, 2026Oct 23, 2026

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

WMB contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,0140
Oct 21, 20261,0140
Oct 16, 20261,0140
Oct 15, 20261,0140
Oct 14, 20261,0140
Oct 12, 20261,014+5
Oct 09, 20261,0090
Oct 08, 20261,0090
Oct 07, 20261,0090
Oct 06, 20261,0090
Oct 05, 20261,0090
Oct 02, 20261,009No prior observation