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Contract OI history

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Dec 18, 2026 EXPIRATION

WMB $60.00 Put

WMB261218P00060000

Latest saved OI313Oct 23, 2026
Last change+4vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WMB $60.00 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. 3131560 2026-10-02: 289 OI2026-10-05: 290 OI2026-10-06: 295 OI2026-10-07: 293 OI2026-10-08: 293 OI2026-10-09: 292 OI2026-10-12: 287 OI2026-10-14: 305 OI2026-10-15: 305 OI2026-10-16: 305 OI2026-10-21: 309 OI2026-10-23: 313 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, 2026Viewing313+4
Oct 21, 2026309+4
Oct 16, 20263050
Oct 15, 20263050
Oct 14, 2026305+18
Oct 12, 2026287-5
Oct 09, 2026292-1
Oct 08, 20262930
Oct 07, 2026293-2
Oct 06, 2026295+5
Oct 05, 2026290+1
Oct 02, 2026289No prior observation