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Contract OI history

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Oct 30, 2026 EXPIRATION

WMB $70.00 Put

WMB261030P00070000

Latest saved OI48Oct 23, 2026
Last change+31vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WMB $70.00 put open interest history 12 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 48240 2026-10-02: 3 OI2026-10-05: 5 OI2026-10-06: 7 OI2026-10-07: 16 OI2026-10-08: 16 OI2026-10-09: 17 OI2026-10-12: 18 OI2026-10-14: 18 OI2026-10-15: 18 OI2026-10-16: 21 OI2026-10-21: 17 OI2026-10-23: 48 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, 202648+31
Oct 21, 2026Viewing17-4
Oct 16, 202621+3
Oct 15, 2026180
Oct 14, 2026180
Oct 12, 202618+1
Oct 09, 202617+1
Oct 08, 2026160
Oct 07, 202616+9
Oct 06, 20267+2
Oct 05, 20265+2
Oct 02, 20263No prior observation