Bank of America's Acquisition of BlackRock Municipal Credit Alpha Portfolio Shares

Bank of America Corporation and its subsidiary, Banc of America Preferred Funding Corporation (PFC), have jointly filed a statement regarding the acquisition of 350 variable rate demand preferred shares of BlackRock Municipal Credit Alpha Portfolio, Inc. (the Issuer). The shares were purchased by PFC from the Issuer at a price of $100,000 per share. Bank of America holds an indirect interest in these securities through its ownership of PFC. The filing emphasizes that neither Bank of America nor PFC is acting in concert with any other entity for the purpose of acquiring, holding, or disposing of the Issuer's securities. The period of report for this filing is September 17, 2025.