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Contract OI history

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Dec 18, 2026 EXPIRATION

VST $225.00 Call

VST261218C00225000

Latest saved OI133Oct 23, 2026
Last change+16vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $225.00 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. 133660 2026-10-02: 103 OI2026-10-05: 103 OI2026-10-06: 114 OI2026-10-07: 115 OI2026-10-08: 115 OI2026-10-09: 115 OI2026-10-14: 115 OI2026-10-15: 115 OI2026-10-16: 115 OI2026-10-21: 117 OI2026-10-23: 133 OI Oct 02, 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, 2026133+16
Oct 21, 2026Viewing117+2
Oct 16, 20261150
Oct 15, 20261150
Oct 14, 20261150
Oct 09, 20261150
Oct 08, 20261150
Oct 07, 2026115+1
Oct 06, 2026114+11
Oct 05, 20261030
Oct 02, 2026103No prior observation