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Contract OI history

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Dec 17, 2027 EXPIRATION

VST $170.00 Call

VST271217C00170000

Latest saved OI139Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $170.00 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. 139690 2026-10-02: 123 OI2026-10-05: 123 OI2026-10-06: 128 OI2026-10-07: 129 OI2026-10-08: 129 OI2026-10-09: 133 OI2026-10-14: 133 OI2026-10-15: 133 OI2026-10-16: 139 OI2026-10-21: 139 OI2026-10-23: 139 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, 20261390
Oct 21, 2026Viewing1390
Oct 16, 2026139+6
Oct 15, 20261330
Oct 14, 20261330
Oct 09, 2026133+4
Oct 08, 20261290
Oct 07, 2026129+1
Oct 06, 2026128+5
Oct 05, 20261230
Oct 02, 2026123No prior observation