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Contract OI history

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Nov 13, 2026 EXPIRATION

VST $177.50 Call

VST261113C00177500

Latest saved OI214Oct 23, 2026
Last change+198vs previous saved observation
Saved market days8Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $177.50 call open interest history 8 saved observations from 2026-10-07 to 2026-10-23. Exact values and changes are listed in the table below. 2141070 2026-10-07: 0 OI2026-10-08: 0 OI2026-10-09: 5 OI2026-10-14: 8 OI2026-10-15: 6 OI2026-10-16: 6 OI2026-10-21: 16 OI2026-10-23: 214 OI Oct 07, 2026Oct 23, 2026

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

VST contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 2026214+198
Oct 21, 2026Viewing16+10
Oct 16, 202660
Oct 15, 20266-2
Oct 14, 20268+3
Oct 09, 20265+5
Oct 08, 202600
Oct 07, 20260No prior observation