Investor Presentaiton

3Q 2023 Preliminary Results Differentiated Offerings & Strong Customer Engagement Proven scale and stability through cycles (1) 3.0M Retail Deposit Customers Record YTD Growth (↑ 307k) $140B Retail Deposit Balances 14+ Years of Consecutive Growth 92% FDIC Insured Deposits ↑ 3 Percentage Points YTD 96% Customer Retention (1) Industry Leading Engaged customer base leveraging comprehensive product suite IM Spend Customers 77% of Spend Customers with Liquid Savings 1M+ Deposit Customers Using Smart Savings Tools, Ally Invest, or Direct Deposit ~290k Multi-Product Customers Deposit Customers with an Ally Invest, Ally Home or Ally Credit Card relationship 2X Deposit Balances Deposit + Invest Customers vs. Deposit-only Customers (218k customers) See page 38 for footnotes. ally do it right. 7

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