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Contract OI history

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Dec 18, 2026 EXPIRATION

VST $235.00 Call

VST261218C00235000

Latest saved OI2,820Oct 23, 2026
Last change0vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $235.00 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. 2,8201,4100 2026-10-02: 2,689 OI2026-10-05: 2,689 OI2026-10-06: 2,688 OI2026-10-07: 2,710 OI2026-10-08: 2,710 OI2026-10-09: 2,813 OI2026-10-14: 2,816 OI2026-10-15: 2,819 OI2026-10-16: 2,820 OI2026-10-21: 2,820 OI2026-10-23: 2,820 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, 20262,8200
Oct 21, 2026Viewing2,8200
Oct 16, 20262,820+1
Oct 15, 20262,819+3
Oct 14, 20262,816+3
Oct 09, 20262,813+103
Oct 08, 20262,7100
Oct 07, 20262,710+22
Oct 06, 20262,688-1
Oct 05, 20262,6890
Oct 02, 20262,689No prior observation