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Contract OI history

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Oct 30, 2026 EXPIRATION

VST $172.50 Call

VST261030C00172500

Latest saved OI243Oct 23, 2026
Last change+13vs previous saved observation
Saved market days8Oct 07, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $172.50 call open interest history 8 saved observations from 2026-10-07 to 2026-10-23. Exact values and changes are listed in the table below. 2431210 2026-10-07: 0 OI2026-10-08: 0 OI2026-10-09: 165 OI2026-10-14: 212 OI2026-10-15: 210 OI2026-10-16: 221 OI2026-10-21: 230 OI2026-10-23: 243 OI Oct 07, 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, 2026Viewing243+13
Oct 21, 2026230+9
Oct 16, 2026221+11
Oct 15, 2026210-2
Oct 14, 2026212+47
Oct 09, 2026165+165
Oct 08, 202600
Oct 07, 20260No prior observation