OITracker Cboe delayed data

Contract OI history

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Jan 15, 2027 EXPIRATION

VSTM $10.00 Call

VSTM270115C00010000

Latest saved OI3,193Oct 23, 2026
Last change-11vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
VSTM $10.00 call open interest history 8 saved observations from 2026-10-08 to 2026-10-23. Exact values and changes are listed in the table below. 3,2041,6020 2026-10-08: 2,912 OI2026-10-09: 2,912 OI2026-10-13: 2,912 OI2026-10-14: 2,912 OI2026-10-15: 2,910 OI2026-10-16: 2,920 OI2026-10-21: 3,204 OI2026-10-23: 3,193 OI Oct 08, 2026Oct 23, 2026

All saved dates are shown. Changes compare consecutive saved observations. Missing observations are not filled with zero.

VSTM contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 20263,193-11
Oct 21, 2026Viewing3,204+284
Oct 16, 20262,920+10
Oct 15, 20262,910-2
Oct 14, 20262,9120
Oct 13, 20262,9120
Oct 09, 20262,9120
Oct 08, 20262,912No prior observation