OITracker Cboe delayed data

Contract OI history

Back to VKTX

Dec 18, 2026 EXPIRATION

VKTX $40.00 Call

VKTX261218C00040000

Latest saved OI29Oct 23, 2026
Last change+2vs previous saved observation
Saved market days4Oct 15, 2026 onwards
Daily open interest Hover a point for its date and OI
VKTX $40.00 call open interest history 4 saved observations from 2026-10-15 to 2026-10-23. Exact values and changes are listed in the table below. 29140 2026-10-15: 0 OI2026-10-16: 24 OI2026-10-21: 27 OI2026-10-23: 29 OI Oct 15, 2026Oct 23, 2026

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

VKTX contract OI by effective market date, newest first
Market dateOpen interestChange vs prior saved day
Oct 23, 202629+2
Oct 21, 2026Viewing27+3
Oct 16, 202624+24
Oct 15, 20260No prior observation