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Contract OI history

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Mar 19, 2027 EXPIRATION

VST $145.00 Put

VST270319P00145000

Latest saved OI808Oct 23, 2026
Last change+3vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $145.00 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. 8084040 2026-10-02: 783 OI2026-10-05: 783 OI2026-10-06: 800 OI2026-10-07: 799 OI2026-10-08: 799 OI2026-10-09: 803 OI2026-10-14: 803 OI2026-10-15: 804 OI2026-10-16: 808 OI2026-10-21: 805 OI2026-10-23: 808 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, 2026Viewing808+3
Oct 21, 2026805-3
Oct 16, 2026808+4
Oct 15, 2026804+1
Oct 14, 20268030
Oct 09, 2026803+4
Oct 08, 20267990
Oct 07, 2026799-1
Oct 06, 2026800+17
Oct 05, 20267830
Oct 02, 2026783No prior observation