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Contract OI history

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Nov 20, 2026 EXPIRATION

VST $170.00 Call

VST261120C00170000

Latest saved OI2,578Oct 23, 2026
Last change+78vs 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. 2,5781,2890 2026-10-02: 1,574 OI2026-10-05: 1,580 OI2026-10-06: 1,754 OI2026-10-07: 1,848 OI2026-10-08: 1,848 OI2026-10-09: 2,077 OI2026-10-14: 2,234 OI2026-10-15: 2,264 OI2026-10-16: 2,304 OI2026-10-21: 2,500 OI2026-10-23: 2,578 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, 20262,578+78
Oct 21, 2026Viewing2,500+196
Oct 16, 20262,304+40
Oct 15, 20262,264+30
Oct 14, 20262,234+157
Oct 09, 20262,077+229
Oct 08, 20261,8480
Oct 07, 20261,848+94
Oct 06, 20261,754+174
Oct 05, 20261,580+6
Oct 02, 20261,574No prior observation