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Contract OI history

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Jan 15, 2027 EXPIRATION

VKTX $40.00 Put

VKTX270115P00040000

Latest saved OI443Oct 23, 2026
Last change-10vs previous saved observation
Saved market days6Oct 09, 2026 onwards
Daily open interest Hover a point for its date and OI
VKTX $40.00 put open interest history 6 saved observations from 2026-10-09 to 2026-10-23. Exact values and changes are listed in the table below. 8564280 2026-10-09: 856 OI2026-10-14: 454 OI2026-10-15: 453 OI2026-10-16: 453 OI2026-10-21: 453 OI2026-10-23: 443 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, 2026Viewing443-10
Oct 21, 20264530
Oct 16, 20264530
Oct 15, 2026453-1
Oct 14, 2026454-402
Oct 09, 2026856No prior observation