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Contract OI history

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Oct 30, 2026 EXPIRATION

VST $170.00 Call

VST261030C00170000

Latest saved OI2,732Oct 21, 2026
Last change-350vs previous saved observation
Saved market days10Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $170.00 call open interest history 10 saved observations from 2026-10-02 to 2026-10-21. Exact values and changes are listed in the table below. 3,1201,5600 2026-10-02: 77 OI2026-10-05: 78 OI2026-10-06: 992 OI2026-10-07: 1,966 OI2026-10-08: 1,966 OI2026-10-09: 3,120 OI2026-10-14: 3,090 OI2026-10-15: 3,115 OI2026-10-16: 3,082 OI2026-10-21: 2,732 OI Oct 02, 2026Oct 21, 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 21, 2026Viewing2,732-350
Oct 16, 20263,082-33
Oct 15, 20263,115+25
Oct 14, 20263,090-30
Oct 09, 20263,120+1,154
Oct 08, 20261,9660
Oct 07, 20261,966+974
Oct 06, 2026992+914
Oct 05, 202678+1
Oct 02, 202677No prior observation