Ownership Filing for BlackRock Municipal Credit Alpha Portfolio, Inc.

This filing details a transaction by Bank of America Corp /DE/ and Merrill Lynch, Pierce, Fenner & Smith Inc. regarding COMMON STOCK in BlackRock Municipal Credit Alpha Portfolio, Inc. On April 30, 2026, 407 shares were acquired at a price of $12.33 per share, resulting in a post-transaction ownership of 407 shares. Both entities disclaim beneficial ownership beyond their pecuniary interest. The filing also notes that any potential short-swing profits would be remitted to the Issuer, without conceding their status as greater than 10% beneficial owners.