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Contract OI history

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Dec 18, 2026 EXPIRATION

WSC $30.00 Call

WSC261218C00030000

Latest saved OI244Oct 23, 2026
Last change+2vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
WSC $30.00 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. 2441220 2026-10-08: 226 OI2026-10-09: 226 OI2026-10-13: 226 OI2026-10-14: 226 OI2026-10-15: 242 OI2026-10-16: 242 OI2026-10-20: 242 OI2026-10-23: 244 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, 2026Viewing244+2
Oct 20, 20262420
Oct 16, 20262420
Oct 15, 2026242+16
Oct 14, 20262260
Oct 13, 20262260
Oct 09, 20262260
Oct 08, 2026226No prior observation