Invesco Unit Trusts Taxable Income Series 457: 497J filed Jan 31, 2024

Name: Invesco Unit Trusts Taxable Income Series 457 497J (0001528621-24-000125)
Creator: Invesco Unit Trusts Taxable Income Series 457
Published: 2024-01-31

Form type: 497J
Filing date: Jan 31, 2024
Accession number: 0001528621-24-000125
Filer: Invesco Unit Trusts Taxable Income Series 457 (CIK 1563140)