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Contract OI history

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Mar 19, 2027 EXPIRATION

VST $210.00 Call

VST270319C00210000

Latest saved OI547Oct 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 $210.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5502750 2026-10-02: 434 OI2026-10-05: 434 OI2026-10-06: 451 OI2026-10-07: 460 OI2026-10-08: 460 OI2026-10-09: 507 OI2026-10-14: 509 OI2026-10-15: 509 OI2026-10-16: 524 OI2026-10-21: 550 OI2026-10-23: 547 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, 2026547-3
Oct 21, 2026Viewing550+26
Oct 16, 2026524+15
Oct 15, 20265090
Oct 14, 2026509+2
Oct 09, 2026507+47
Oct 08, 20264600
Oct 07, 2026460+9
Oct 06, 2026451+17
Oct 05, 20264340
Oct 02, 2026434No prior observation