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Contract OI history

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Nov 27, 2026 EXPIRATION

WMB $79.00 Call

WMB261127C00079000

Latest saved OI59Oct 23, 2026
Last change0vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
WMB $79.00 call open interest history 8 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 59290 2026-10-08: 0 OI2026-10-09: 0 OI2026-10-12: 58 OI2026-10-14: 59 OI2026-10-15: 59 OI2026-10-16: 59 OI2026-10-21: 59 OI2026-10-23: 59 OI Oct 08, 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, 2026590
Oct 21, 2026Viewing590
Oct 16, 2026590
Oct 15, 2026590
Oct 14, 202659+1
Oct 12, 202658+58
Oct 09, 202600
Oct 08, 20260No prior observation