SCHEDULE 13G

FIRST TR EXCH TRADED FD III

First Trust California Municipal High Income ETF · CUSIP: 33739P863

Event date: 2025-09-30

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: 216,422.00 · Class: 5.62%

• First Trust Advisors L.P.

  Shares: 216,422.00 · Class: 5.62%

• The Charger Corporation

  Shares: 216,422.00 · Class: 5.62%

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