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Contract OI history

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Dec 18, 2026 EXPIRATION

VST $185.00 Call

VST261218C00185000

Latest saved OI2,773Oct 23, 2026
Last change+4vs 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. 2,7731,3860 2026-10-02: 2,637 OI2026-10-05: 2,639 OI2026-10-06: 2,657 OI2026-10-07: 2,701 OI2026-10-08: 2,701 OI2026-10-09: 2,715 OI2026-10-14: 2,747 OI2026-10-15: 2,744 OI2026-10-16: 2,764 OI2026-10-21: 2,769 OI2026-10-23: 2,773 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, 20262,773+4
Oct 21, 2026Viewing2,769+5
Oct 16, 20262,764+20
Oct 15, 20262,744-3
Oct 14, 20262,747+32
Oct 09, 20262,715+14
Oct 08, 20262,7010
Oct 07, 20262,701+44
Oct 06, 20262,657+18
Oct 05, 20262,639+2
Oct 02, 20262,637No prior observation