(Bloomberg) -- Abigail Johnson has climbed the ranks of Fidelity Investments, the company started by her grandfather in 1946, over more than 25 years, starting as a stock analyst and working her way through almost every major division.

As she takes over from her 84-year-old father Edward “Ned” C. Johnson III as chief executive officer of the world’s second-largest mutual fund manager, a move announced yesterday, she’s unlikely to make bold changes to a firm that her father over more than 35 years transformed from an iconic money manager to the largest administrator of 401(k) retirement plans.

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