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Contract OI history

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Jan 21, 2028 EXPIRATION

VST $125.00 Put

VST280121P00125000

Latest saved OI161Oct 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. 166830 2026-10-02: 166 OI2026-10-05: 166 OI2026-10-06: 162 OI2026-10-07: 162 OI2026-10-08: 162 OI2026-10-09: 162 OI2026-10-14: 161 OI2026-10-15: 160 OI2026-10-16: 160 OI2026-10-21: 160 OI2026-10-23: 161 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, 2026161+1
Oct 21, 2026Viewing1600
Oct 16, 20261600
Oct 15, 2026160-1
Oct 14, 2026161-1
Oct 09, 20261620
Oct 08, 20261620
Oct 07, 20261620
Oct 06, 2026162-4
Oct 05, 20261660
Oct 02, 2026166No prior observation