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Contract OI history

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Nov 20, 2026 EXPIRATION

VST $185.00 Call

VST261120C00185000

Latest saved OI1,116Oct 23, 2026
Last change-509vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $185.00 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. 1,8649320 2026-10-02: 509 OI2026-10-05: 509 OI2026-10-06: 936 OI2026-10-07: 1,353 OI2026-10-08: 1,353 OI2026-10-09: 1,668 OI2026-10-14: 1,864 OI2026-10-15: 1,633 OI2026-10-16: 1,633 OI2026-10-21: 1,625 OI2026-10-23: 1,116 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, 20261,116-509
Oct 21, 2026Viewing1,625-8
Oct 16, 20261,6330
Oct 15, 20261,633-231
Oct 14, 20261,864+196
Oct 09, 20261,668+315
Oct 08, 20261,3530
Oct 07, 20261,353+417
Oct 06, 2026936+427
Oct 05, 20265090
Oct 02, 2026509No prior observation