OITracker Cboe delayed data

Contract OI history

Back to WMB

Mar 19, 2027 EXPIRATION

WMB $60.00 Put

WMB270319P00060000

Latest saved OI115Oct 23, 2026
Last change0vs 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. 115570 2026-10-02: 73 OI2026-10-05: 78 OI2026-10-06: 78 OI2026-10-07: 78 OI2026-10-08: 78 OI2026-10-09: 78 OI2026-10-12: 78 OI2026-10-14: 78 OI2026-10-15: 78 OI2026-10-16: 85 OI2026-10-21: 115 OI2026-10-23: 115 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, 2026Viewing1150
Oct 21, 2026115+30
Oct 16, 202685+7
Oct 15, 2026780
Oct 14, 2026780
Oct 12, 2026780
Oct 09, 2026780
Oct 08, 2026780
Oct 07, 2026780
Oct 06, 2026780
Oct 05, 202678+5
Oct 02, 202673No prior observation