• A uniquely collaborative
    global generalist
    investment approach
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  • Independent and
    privately owned
    since 1982
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  • A steady focus
    on fundamental,
    bottom-up
    research
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Our mission is to add value with active portfolio management to help our clients reach their long-term financial goals.

We achieve this through our investment strategies, adhering to our values and investment principles and offering employees a challenging and rewarding place to build a career.

Thornburg at a glance

  • Thornburg Investment Management is an independent global investment management firm that provides a range of active investment strategies. Founded in 1982 by Garrett Thornburg.

  • In 1984, Chief Investment Officer Brian McMahon joined the firm. Over the ensuing eight years, we introduced a series of conservatively managed, highly regarded laddered fixed-income strategies.

  • We launched our first U.S. equity strategy in 1995. Our first global equity strategy began three years later in 1998. Additional equity strategies came over the next 15 years, as our investment capabilities grew.

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Latest News & Insights

  • Fund Managers, "Be Prepared"
    January 2015 [Insights, White Papers]
    Thornburg CEO and CIO Brian McMahon discusses the outlook for U.S. and global economic growth; the impact of diverging monetary policy among the world's major central banks; the fallout from the collapse in energy prices; where investment opportunities may be found; and the state of active fund management.
  • Core Fixed Income for the Inevitable Spells of Market Volatility
    January 2015 [Insights, Bond Articles]
    Core fixed income can give ballast to investor portfolios, Lon Erickson in his review of Thornburg's approach to risk-adjusted investing in a low-yield world.
  • View from the Bond Desk
    September 2014 [Insights, Bond Articles]
    Featuring: Unconstrained Bond Funds: An Unproven Record, by Jose Pluto, Fixed Income Analyst; The Hidden Risk in the Municipal Market, by Nicholos Venditti, Associate Portfolio Manager; and When Everything Looks Expensive, Get Defensive, by Jeffrey Klingelhofer, CFA, Associate Portfolio Manager