Biography

After a brief period in insurance, Ralph Wanger joined Harris Associates in 1960 as an analyst. Later he became a portfolio manager. In 1970, he was put in charge of the Acorn Fund. He has since turned this into one of the top-performing growth funds of the last 30 years.
Ralph Wanger is the founder of
Columbia Wanger Asset Management. The firm manages about $16 billion across six small-to-mid-cap mutual funds (Columbia Acorn Fund, Columbia International Fund, Columbia Acorn USA, Columbia Acorn Select, Columbia International Select, and Columbia Thermostat fund).
A graduate of the Massachusetts Institute of Technology with a Masters degree from the same university, Mr. Wanger resides in Chicago. On September 30, 2003, he retired as the chief investment officer and lead manager of the Columbia Acorn Fund. His long-time co-manager, Chuck McQuaid, now heads the firm and serves as the lead manager of the $10 billion Columbia Acorn fund. Mr. Wanger remains at the firm and serves as an advisor.
He recently summarized his time at the fund in his book
A Zebra in Lion Country (1999).