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Contract OI history

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Dec 17, 2027 EXPIRATION

VST $210.00 Call

VST271217C00210000

Latest saved OI285Oct 21, 2026
Last change+9vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $210.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-21. Exact values and changes are listed in the table below. 2851420 2026-10-02: 242 OI2026-10-05: 242 OI2026-10-06: 242 OI2026-10-07: 268 OI2026-10-08: 268 OI2026-10-09: 276 OI2026-10-14: 276 OI2026-10-15: 276 OI2026-10-16: 276 OI2026-10-21: 285 OI Oct 02, 2026Oct 21, 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 21, 2026Viewing285+9
Oct 16, 20262760
Oct 15, 20262760
Oct 14, 20262760
Oct 09, 2026276+8
Oct 08, 20262680
Oct 07, 2026268+26
Oct 06, 20262420
Oct 05, 20262420
Oct 02, 2026242No prior observation