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Contract OI history

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Nov 20, 2026 EXPIRATION

WSC $22.50 Call

WSC261120C00022500

Latest saved OI27,994Oct 23, 2026
Last change0vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
WSC $22.50 call open interest history 8 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 27,99413,9970 2026-10-08: 27,993 OI2026-10-09: 27,993 OI2026-10-13: 27,993 OI2026-10-14: 27,993 OI2026-10-15: 27,993 OI2026-10-16: 27,993 OI2026-10-20: 27,994 OI2026-10-23: 27,994 OI Oct 08, 2026Oct 23, 2026

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

WSC contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026Viewing27,9940
Oct 20, 202627,994+1
Oct 16, 202627,9930
Oct 15, 202627,9930
Oct 14, 202627,9930
Oct 13, 202627,9930
Oct 09, 202627,9930
Oct 08, 202627,993No prior observation