OITracker Cboe delayed data

Contract OI history

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Jan 21, 2028 EXPIRATION

VKTX $35.00 Call

VKTX280121C00035000

Latest saved OI1,135Oct 23, 2026
Last change+9vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
VKTX $35.00 call open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 1,1355670 2026-10-09: 1,128 OI2026-10-14: 1,126 OI2026-10-15: 1,116 OI2026-10-16: 1,116 OI2026-10-21: 1,126 OI2026-10-23: 1,135 OI Oct 09, 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, 20261,135+9
Oct 21, 2026Viewing1,126+10
Oct 16, 20261,1160
Oct 15, 20261,116-10
Oct 14, 20261,126-2
Oct 09, 20261,128No prior observation