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Contract OI history

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Sep 17, 2027 EXPIRATION

VST $125.00 Put

VST270917P00125000

Latest saved OI164Oct 23, 2026
Last change+1vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $125.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 164820 2026-10-02: 160 OI2026-10-05: 160 OI2026-10-06: 160 OI2026-10-07: 160 OI2026-10-08: 160 OI2026-10-09: 159 OI2026-10-14: 159 OI2026-10-15: 158 OI2026-10-16: 158 OI2026-10-21: 163 OI2026-10-23: 164 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, 2026164+1
Oct 21, 2026Viewing163+5
Oct 16, 20261580
Oct 15, 2026158-1
Oct 14, 20261590
Oct 09, 2026159-1
Oct 08, 20261600
Oct 07, 20261600
Oct 06, 20261600
Oct 05, 20261600
Oct 02, 2026160No prior observation