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Contract OI history

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Jan 15, 2027 EXPIRATION

VST $135.00 Put

VST270115P00135000

Latest saved OI1,664Oct 23, 2026
Last change+121vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $135.00 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. 1,6648320 2026-10-02: 1,547 OI2026-10-05: 1,553 OI2026-10-06: 1,514 OI2026-10-07: 1,518 OI2026-10-08: 1,518 OI2026-10-09: 1,509 OI2026-10-14: 1,520 OI2026-10-15: 1,513 OI2026-10-16: 1,513 OI2026-10-21: 1,543 OI2026-10-23: 1,664 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, 2026Viewing1,664+121
Oct 21, 20261,543+30
Oct 16, 20261,5130
Oct 15, 20261,513-7
Oct 14, 20261,520+11
Oct 09, 20261,509-9
Oct 08, 20261,5180
Oct 07, 20261,518+4
Oct 06, 20261,514-39
Oct 05, 20261,553+6
Oct 02, 20261,547No prior observation