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Contract OI history

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Nov 06, 2026 EXPIRATION

WMB $70.00 Call

WMB261106C00070000

Latest saved OI349Oct 23, 2026
Last change+20vs 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. 3491740 2026-10-02: 3 OI2026-10-05: 13 OI2026-10-06: 13 OI2026-10-07: 13 OI2026-10-08: 29 OI2026-10-09: 29 OI2026-10-12: 30 OI2026-10-14: 30 OI2026-10-15: 30 OI2026-10-16: 208 OI2026-10-21: 329 OI2026-10-23: 349 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, 2026Viewing349+20
Oct 21, 2026329+121
Oct 16, 2026208+178
Oct 15, 2026300
Oct 14, 2026300
Oct 12, 202630+1
Oct 09, 2026290
Oct 08, 202629+16
Oct 07, 2026130
Oct 06, 2026130
Oct 05, 202613+10
Oct 02, 20263No prior observation