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Contract OI history

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Nov 20, 2026 EXPIRATION

VST $140.00 Put

VST261120P00140000

Latest saved OI1,530Oct 23, 2026
Last change+107vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $140.00 put open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 1,5307650 2026-10-02: 954 OI2026-10-05: 953 OI2026-10-06: 1,005 OI2026-10-07: 1,042 OI2026-10-08: 1,042 OI2026-10-09: 1,188 OI2026-10-14: 1,324 OI2026-10-15: 1,357 OI2026-10-16: 1,390 OI2026-10-21: 1,423 OI2026-10-23: 1,530 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, 20261,530+107
Oct 21, 2026Viewing1,423+33
Oct 16, 20261,390+33
Oct 15, 20261,357+33
Oct 14, 20261,324+136
Oct 09, 20261,188+146
Oct 08, 20261,0420
Oct 07, 20261,042+37
Oct 06, 20261,005+52
Oct 05, 2026953-1
Oct 02, 2026954No prior observation