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Contract OI history

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Nov 20, 2026 EXPIRATION

WMB $70.00 Call

WMB261120C00070000

Latest saved OI1,133Oct 23, 2026
Last change+49vs 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. 1,1335660 2026-10-02: 833 OI2026-10-05: 830 OI2026-10-06: 830 OI2026-10-07: 827 OI2026-10-08: 924 OI2026-10-09: 924 OI2026-10-12: 924 OI2026-10-14: 919 OI2026-10-15: 920 OI2026-10-16: 929 OI2026-10-21: 1,084 OI2026-10-23: 1,133 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, 20261,133+49
Oct 21, 2026Viewing1,084+155
Oct 16, 2026929+9
Oct 15, 2026920+1
Oct 14, 2026919-5
Oct 12, 20269240
Oct 09, 20269240
Oct 08, 2026924+97
Oct 07, 2026827-3
Oct 06, 20268300
Oct 05, 2026830-3
Oct 02, 2026833No prior observation