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Contract OI history

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Apr 16, 2027 EXPIRATION

VST $170.00 Call

VST270416C00170000

Latest saved OI509Oct 23, 2026
Last change+7vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $170.00 call open interest history 11 saved observations from 2026-10-02 to 2026-10-23. Exact values and changes are listed in the table below. 5092540 2026-10-02: 187 OI2026-10-05: 436 OI2026-10-06: 460 OI2026-10-07: 465 OI2026-10-08: 465 OI2026-10-09: 474 OI2026-10-14: 475 OI2026-10-15: 476 OI2026-10-16: 486 OI2026-10-21: 502 OI2026-10-23: 509 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, 2026509+7
Oct 21, 2026Viewing502+16
Oct 16, 2026486+10
Oct 15, 2026476+1
Oct 14, 2026475+1
Oct 09, 2026474+9
Oct 08, 20264650
Oct 07, 2026465+5
Oct 06, 2026460+24
Oct 05, 2026436+249
Oct 02, 2026187No prior observation