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Contract OI history

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Jan 19, 2029 EXPIRATION

WMB $70.00 Call

WMB290119C00070000

Latest saved OI120Oct 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 $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. 120600 2026-10-02: 90 OI2026-10-05: 90 OI2026-10-06: 90 OI2026-10-07: 90 OI2026-10-08: 90 OI2026-10-09: 90 OI2026-10-12: 90 OI2026-10-14: 108 OI2026-10-15: 108 OI2026-10-16: 119 OI2026-10-21: 120 OI2026-10-23: 120 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, 20261200
Oct 21, 2026Viewing120+1
Oct 16, 2026119+11
Oct 15, 20261080
Oct 14, 2026108+18
Oct 12, 2026900
Oct 09, 2026900
Oct 08, 2026900
Oct 07, 2026900
Oct 06, 2026900
Oct 05, 2026900
Oct 02, 202690No prior observation