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Contract OI history

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Nov 20, 2026 EXPIRATION

VST $145.00 Put

VST261120P00145000

Latest saved OI2,032Oct 23, 2026
Last change+489vs 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. 2,0321,0160 2026-10-02: 657 OI2026-10-05: 658 OI2026-10-06: 911 OI2026-10-07: 927 OI2026-10-08: 927 OI2026-10-09: 1,351 OI2026-10-14: 1,352 OI2026-10-15: 1,417 OI2026-10-16: 1,580 OI2026-10-21: 1,543 OI2026-10-23: 2,032 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, 2026Viewing2,032+489
Oct 21, 20261,543-37
Oct 16, 20261,580+163
Oct 15, 20261,417+65
Oct 14, 20261,352+1
Oct 09, 20261,351+424
Oct 08, 20269270
Oct 07, 2026927+16
Oct 06, 2026911+253
Oct 05, 2026658+1
Oct 02, 2026657No prior observation