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Contract OI history

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Nov 20, 2026 EXPIRATION

VST $150.00 Put

VST261120P00150000

Latest saved OI1,344Oct 23, 2026
Last change+36vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $150.00 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. 1,3446720 2026-10-02: 487 OI2026-10-05: 490 OI2026-10-06: 490 OI2026-10-07: 560 OI2026-10-08: 560 OI2026-10-09: 612 OI2026-10-14: 618 OI2026-10-15: 703 OI2026-10-16: 954 OI2026-10-21: 1,308 OI2026-10-23: 1,344 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, 20261,344+36
Oct 21, 2026Viewing1,308+354
Oct 16, 2026954+251
Oct 15, 2026703+85
Oct 14, 2026618+6
Oct 09, 2026612+52
Oct 08, 20265600
Oct 07, 2026560+70
Oct 06, 20264900
Oct 05, 2026490+3
Oct 02, 2026487No prior observation