OITracker Cboe delayed data

Contract OI history

Back to WM

Jan 15, 2027 EXPIRATION

WM $280.00 Call

WM270115C00280000

Latest saved OI169Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
WM $280.00 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. 199990 2026-10-02: 199 OI2026-10-05: 199 OI2026-10-06: 169 OI2026-10-07: 169 OI2026-10-08: 169 OI2026-10-09: 169 OI2026-10-14: 169 OI2026-10-15: 169 OI2026-10-16: 169 OI2026-10-21: 169 OI2026-10-23: 169 OI Oct 02, 2026Oct 23, 2026

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

WM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing1690
Oct 21, 20261690
Oct 16, 20261690
Oct 15, 20261690
Oct 14, 20261690
Oct 09, 20261690
Oct 08, 20261690
Oct 07, 20261690
Oct 06, 2026169-30
Oct 05, 20261990
Oct 02, 2026199No prior observation