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Contract OI history

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Feb 19, 2027 EXPIRATION

WMB $70.00 Call

WMB270219C00070000

Latest saved OI101Oct 23, 2026
Last change+7vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WMB $70.00 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. 101500 2026-10-02: 83 OI2026-10-05: 83 OI2026-10-06: 83 OI2026-10-07: 83 OI2026-10-08: 83 OI2026-10-09: 83 OI2026-10-12: 88 OI2026-10-14: 87 OI2026-10-15: 87 OI2026-10-16: 93 OI2026-10-21: 94 OI2026-10-23: 101 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, 2026Viewing101+7
Oct 21, 202694+1
Oct 16, 202693+6
Oct 15, 2026870
Oct 14, 202687-1
Oct 12, 202688+5
Oct 09, 2026830
Oct 08, 2026830
Oct 07, 2026830
Oct 06, 2026830
Oct 05, 2026830
Oct 02, 202683No prior observation