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Contract OI history

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Dec 18, 2026 EXPIRATION

VST $215.00 Call

VST261218C00215000

Latest saved OI482Oct 23, 2026
Last change-54vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $215.00 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. 5362680 2026-10-02: 404 OI2026-10-05: 404 OI2026-10-06: 404 OI2026-10-07: 411 OI2026-10-08: 411 OI2026-10-09: 411 OI2026-10-14: 412 OI2026-10-15: 412 OI2026-10-16: 415 OI2026-10-21: 536 OI2026-10-23: 482 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, 2026482-54
Oct 21, 2026Viewing536+121
Oct 16, 2026415+3
Oct 15, 20264120
Oct 14, 2026412+1
Oct 09, 20264110
Oct 08, 20264110
Oct 07, 2026411+7
Oct 06, 20264040
Oct 05, 20264040
Oct 02, 2026404No prior observation