Des Moines, Iowa-based Principal Financial Group, Inc. (PFG) provides retirement, asset management, and insurance products and services to businesses, individuals, and institutional clients. Valued at a market cap of $18 billion, the company’s services include pension plans, annuities, mutual funds, asset management, life insurance, and specialty benefits, helping clients save, invest, protect, and retire. Companies worth$10 billion or more are typically classified as “large-cap stocks,” and PFG fits the ...