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Contract OI history

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Jan 21, 2028 EXPIRATION

VSTM $7.00 Call

VSTM280121C00007000

Latest saved OI119Oct 23, 2026
Last change0vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
VSTM $7.00 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. 3091540 2026-10-08: 305 OI2026-10-09: 305 OI2026-10-13: 305 OI2026-10-14: 309 OI2026-10-15: 213 OI2026-10-16: 117 OI2026-10-21: 119 OI2026-10-23: 119 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, 20261190
Oct 21, 2026Viewing119+2
Oct 16, 2026117-96
Oct 15, 2026213-96
Oct 14, 2026309+4
Oct 13, 20263050
Oct 09, 20263050
Oct 08, 2026305No prior observation