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Contract OI history

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Oct 30, 2026 EXPIRATION

WMB $73.00 Call

WMB261030C00073000

Latest saved OI501Oct 23, 2026
Last change+17vs previous saved observation
Saved market days12Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WMB $73.00 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. 5252620 2026-10-02: 62 OI2026-10-05: 504 OI2026-10-06: 504 OI2026-10-07: 510 OI2026-10-08: 511 OI2026-10-09: 511 OI2026-10-12: 525 OI2026-10-14: 473 OI2026-10-15: 472 OI2026-10-16: 474 OI2026-10-21: 484 OI2026-10-23: 501 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, 2026Viewing501+17
Oct 21, 2026484+10
Oct 16, 2026474+2
Oct 15, 2026472-1
Oct 14, 2026473-52
Oct 12, 2026525+14
Oct 09, 20265110
Oct 08, 2026511+1
Oct 07, 2026510+6
Oct 06, 20265040
Oct 05, 2026504+442
Oct 02, 202662No prior observation