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Contract OI history

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Mar 19, 2027 EXPIRATION

VST $250.00 Call

VST270319C00250000

Latest saved OI520Oct 23, 2026
Last change+2vs previous saved observation
Saved market days11Oct 02, 2026 onwards
Daily open interest Hover a point for its date and OI
VST $250.00 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. 5202600 2026-10-02: 512 OI2026-10-05: 509 OI2026-10-06: 506 OI2026-10-07: 487 OI2026-10-08: 487 OI2026-10-09: 488 OI2026-10-14: 495 OI2026-10-15: 497 OI2026-10-16: 511 OI2026-10-21: 518 OI2026-10-23: 520 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, 2026520+2
Oct 21, 2026Viewing518+7
Oct 16, 2026511+14
Oct 15, 2026497+2
Oct 14, 2026495+7
Oct 09, 2026488+1
Oct 08, 20264870
Oct 07, 2026487-19
Oct 06, 2026506-3
Oct 05, 2026509-3
Oct 02, 2026512No prior observation