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Contract OI history

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Jan 15, 2027 EXPIRATION

WMB $85.00 Call

WMB270115C00085000

Latest saved OI2,117Oct 23, 2026
Last change-5vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WMB $85.00 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. 2,1831,0910 2026-10-02: 2,144 OI2026-10-05: 2,159 OI2026-10-06: 2,159 OI2026-10-07: 2,162 OI2026-10-08: 2,160 OI2026-10-09: 2,160 OI2026-10-12: 2,159 OI2026-10-14: 2,181 OI2026-10-15: 2,183 OI2026-10-16: 2,113 OI2026-10-21: 2,122 OI2026-10-23: 2,117 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, 20262,117-5
Oct 21, 2026Viewing2,122+9
Oct 16, 20262,113-70
Oct 15, 20262,183+2
Oct 14, 20262,181+22
Oct 12, 20262,159-1
Oct 09, 20262,1600
Oct 08, 20262,160-2
Oct 07, 20262,162+3
Oct 06, 20262,1590
Oct 05, 20262,159+15
Oct 02, 20262,144No prior observation