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Contract OI history

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Dec 17, 2027 EXPIRATION

VST $195.00 Put

VST271217P00195000

Latest saved OI3,118Oct 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 $195.00 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. 13,3536,6760 2026-10-02: 13,353 OI2026-10-05: 2,218 OI2026-10-06: 3,118 OI2026-10-07: 3,118 OI2026-10-08: 3,118 OI2026-10-09: 3,118 OI2026-10-14: 3,118 OI2026-10-15: 3,118 OI2026-10-16: 3,118 OI2026-10-21: 3,118 OI2026-10-23: 3,118 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, 20263,1180
Oct 21, 2026Viewing3,1180
Oct 16, 20263,1180
Oct 15, 20263,1180
Oct 14, 20263,1180
Oct 09, 20263,1180
Oct 08, 20263,1180
Oct 07, 20263,1180
Oct 06, 20263,118+900
Oct 05, 20262,218-11,135
Oct 02, 202613,353No prior observation