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Contract OI history

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Nov 20, 2026 EXPIRATION

VSTM $11.00 Call

VSTM261120C00011000

Latest saved OI129Oct 23, 2026
Last change+39vs previous saved observation
Saved market days8Oct 08, 2026 onwards
Daily open interest Hover a point for its date and OI
VSTM $11.00 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. 129640 2026-10-08: 67 OI2026-10-09: 67 OI2026-10-13: 67 OI2026-10-14: 67 OI2026-10-15: 67 OI2026-10-16: 81 OI2026-10-21: 90 OI2026-10-23: 129 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, 2026Viewing129+39
Oct 21, 202690+9
Oct 16, 202681+14
Oct 15, 2026670
Oct 14, 2026670
Oct 13, 2026670
Oct 09, 2026670
Oct 08, 202667No prior observation