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Contract OI history

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Jan 15, 2027 EXPIRATION

VST $170.00 Put

VST270115P00170000

Latest saved OI2,269Oct 23, 2026
Last change+3vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $170.00 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. 2,3461,1730 2026-10-02: 2,295 OI2026-10-05: 2,295 OI2026-10-06: 2,318 OI2026-10-07: 2,337 OI2026-10-08: 2,337 OI2026-10-09: 2,346 OI2026-10-14: 2,281 OI2026-10-15: 2,268 OI2026-10-16: 2,266 OI2026-10-21: 2,266 OI2026-10-23: 2,269 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, 20262,269+3
Oct 21, 2026Viewing2,2660
Oct 16, 20262,266-2
Oct 15, 20262,268-13
Oct 14, 20262,281-65
Oct 09, 20262,346+9
Oct 08, 20262,3370
Oct 07, 20262,337+19
Oct 06, 20262,318+23
Oct 05, 20262,2950
Oct 02, 20262,295No prior observation