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Contract OI history

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Nov 20, 2026 EXPIRATION

WMB $80.00 Call

WMB261120C00080000

Latest saved OI31,594Oct 23, 2026
Last change-26vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WMB $80.00 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. 77,20738,6030 2026-10-02: 76,999 OI2026-10-05: 77,038 OI2026-10-06: 77,046 OI2026-10-07: 77,070 OI2026-10-08: 77,053 OI2026-10-09: 77,207 OI2026-10-12: 53,860 OI2026-10-14: 31,733 OI2026-10-15: 31,690 OI2026-10-16: 31,673 OI2026-10-21: 31,620 OI2026-10-23: 31,594 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, 202631,594-26
Oct 21, 2026Viewing31,620-53
Oct 16, 202631,673-17
Oct 15, 202631,690-43
Oct 14, 202631,733-22,127
Oct 12, 202653,860-23,347
Oct 09, 202677,207+154
Oct 08, 202677,053-17
Oct 07, 202677,070+24
Oct 06, 202677,046+8
Oct 05, 202677,038+39
Oct 02, 202676,999No prior observation