SCHEDULE 13G/A

INVESCO BD FD

Common · CUSIP: 46132L107

Event date: 2025-12-31

Reporting persons may disclose overlapping interests. Their amounts are shown individually and are not added into a filing total.

Filing-level shares

Unavailable

Percent of class

Unavailable

• First Trust Portfolios L.P.

  Shares: 1,493,789.00 · Class: 13.07%

• First Trust Advisors L.P.

  Shares: 1,493,789.00 · Class: 13.07%

• The Charger Corporation

  Shares: 1,493,789.00 · Class: 13.07%

Amounts are as disclosed in this filing. Schedule type alone does not establish investment intent.