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Contract OI history

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Nov 20, 2026 EXPIRATION

VST $135.00 Put

VST261120P00135000

Latest saved OI4,915Oct 23, 2026
Last change+195vs 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. 4,9152,4570 2026-10-02: 2,470 OI2026-10-05: 2,440 OI2026-10-06: 2,401 OI2026-10-07: 2,318 OI2026-10-08: 2,318 OI2026-10-09: 4,491 OI2026-10-14: 4,475 OI2026-10-15: 4,595 OI2026-10-16: 4,622 OI2026-10-21: 4,720 OI2026-10-23: 4,915 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, 20264,915+195
Oct 21, 2026Viewing4,720+98
Oct 16, 20264,622+27
Oct 15, 20264,595+120
Oct 14, 20264,475-16
Oct 09, 20264,491+2,173
Oct 08, 20262,3180
Oct 07, 20262,318-83
Oct 06, 20262,401-39
Oct 05, 20262,440-30
Oct 02, 20262,470No prior observation