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Contract OI history

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Dec 15, 2028 EXPIRATION

VST $135.00 Put

VST281215P00135000

Latest saved OI313Oct 23, 2026
Last change0vs 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. 3351670 2026-10-02: 332 OI2026-10-05: 332 OI2026-10-06: 335 OI2026-10-07: 335 OI2026-10-08: 335 OI2026-10-09: 332 OI2026-10-14: 332 OI2026-10-15: 332 OI2026-10-16: 332 OI2026-10-21: 313 OI2026-10-23: 313 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, 2026Viewing3130
Oct 21, 2026313-19
Oct 16, 20263320
Oct 15, 20263320
Oct 14, 20263320
Oct 09, 2026332-3
Oct 08, 20263350
Oct 07, 20263350
Oct 06, 2026335+3
Oct 05, 20263320
Oct 02, 2026332No prior observation