Van Kampen Unit Trusts Taxable Income Series 400: 485BPOS filed Oct 23, 2025

Name: Van Kampen Unit Trusts Taxable Income Series 400 485BPOS (0001528621-25-001120)
Creator: Van Kampen Unit Trusts Taxable Income Series 400
Published: 2025-10-23

Form type: 485BPOS
Filing date: Oct 23, 2025
Accession number: 0001528621-25-001120
Filer: Van Kampen Unit Trusts Taxable Income Series 400 (CIK 1524303)