PNC Financial Services is a large regional bank holding company offering retail banking, corporate banking, asset management and residential mortgage services, concentrated primarily in the eastern and midwestern United States. The bank grew significantly through acquisitions over the years, including buying the National City franchise during the 2008 financial crisis and later BBVA's U.S. retail banking operations, expanding its geographic footprint well beyond its original Pittsburgh base. As a traditional bank, PNC's profitability depends heavily on the spread between what it pays depositors and what it earns on loans, making its earnings sensitive to interest rate changes and to how depositors move money between checking accounts and higher-yielding alternatives. PNC also holds a meaningful equity stake in BlackRock, the asset manager, a legacy investment from decades ago that adds an additional source of value beyond its core banking operations.