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Contract OI history

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Jun 17, 2027 EXPIRATION

VST $135.00 Put

VST270617P00135000

Latest saved OI675Oct 23, 2026
Last change+7vs 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. 6793390 2026-10-02: 664 OI2026-10-05: 679 OI2026-10-06: 679 OI2026-10-07: 677 OI2026-10-08: 677 OI2026-10-09: 676 OI2026-10-14: 675 OI2026-10-15: 675 OI2026-10-16: 675 OI2026-10-21: 668 OI2026-10-23: 675 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, 2026675+7
Oct 21, 2026Viewing668-7
Oct 16, 20266750
Oct 15, 20266750
Oct 14, 2026675-1
Oct 09, 2026676-1
Oct 08, 20266770
Oct 07, 2026677-2
Oct 06, 20266790
Oct 05, 2026679+15
Oct 02, 2026664No prior observation