Van Kampen Unit Trusts Taxable Income Series 399: 485BPOS filed Sep 25, 2025

Name: Van Kampen Unit Trusts Taxable Income Series 399 485BPOS (0001528621-25-001015)
Creator: Van Kampen Unit Trusts Taxable Income Series 399
Published: 2025-09-25

Form type: 485BPOS
Filing date: Sep 25, 2025
Accession number: 0001528621-25-001015
Filer: Van Kampen Unit Trusts Taxable Income Series 399 (CIK 1524302)