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Contract OI history

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Sep 17, 2027 EXPIRATION

VST $120.00 Put

VST270917P00120000

Latest saved OI1,567Oct 23, 2026
Last change+183vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $120.00 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. 1,5677830 2026-10-02: 1,336 OI2026-10-05: 1,338 OI2026-10-06: 1,335 OI2026-10-07: 1,335 OI2026-10-08: 1,335 OI2026-10-09: 1,352 OI2026-10-14: 1,352 OI2026-10-15: 1,356 OI2026-10-16: 1,357 OI2026-10-21: 1,384 OI2026-10-23: 1,567 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, 2026Viewing1,567+183
Oct 21, 20261,384+27
Oct 16, 20261,357+1
Oct 15, 20261,356+4
Oct 14, 20261,3520
Oct 09, 20261,352+17
Oct 08, 20261,3350
Oct 07, 20261,3350
Oct 06, 20261,335-3
Oct 05, 20261,338+2
Oct 02, 20261,336No prior observation