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Contract OI history

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Nov 20, 2026 EXPIRATION

WES $48.00 Call

WES261120C00048000

Latest saved OI1,203Oct 23, 2026
Last change+109vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WES $48.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,2036010 2026-10-02: 700 OI2026-10-05: 979 OI2026-10-06: 1,038 OI2026-10-07: 1,039 OI2026-10-08: 1,051 OI2026-10-09: 1,057 OI2026-10-13: 1,059 OI2026-10-14: 1,059 OI2026-10-16: 1,056 OI2026-10-20: 1,094 OI2026-10-23: 1,203 OI Oct 02, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

WES contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1,203+109
Oct 20, 20261,094+38
Oct 16, 20261,056-3
Oct 14, 20261,0590
Oct 13, 20261,059+2
Oct 09, 20261,057+6
Oct 08, 20261,051+12
Oct 07, 20261,039+1
Oct 06, 20261,038+59
Oct 05, 2026979+279
Oct 02, 2026700No prior observation