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Contract OI history

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Jan 15, 2027 EXPIRATION

VST $225.00 Call

VST270115C00225000

Latest saved OI1,547Oct 23, 2026
Last change-245vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $225.00 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. 1,7998990 2026-10-02: 991 OI2026-10-05: 991 OI2026-10-06: 989 OI2026-10-07: 989 OI2026-10-08: 989 OI2026-10-09: 988 OI2026-10-14: 988 OI2026-10-15: 1,799 OI2026-10-16: 1,799 OI2026-10-21: 1,792 OI2026-10-23: 1,547 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, 2026Viewing1,547-245
Oct 21, 20261,792-7
Oct 16, 20261,7990
Oct 15, 20261,799+811
Oct 14, 20269880
Oct 09, 2026988-1
Oct 08, 20269890
Oct 07, 20269890
Oct 06, 2026989-2
Oct 05, 20269910
Oct 02, 2026991No prior observation