Saturday, May 26, 2012

Under the Hood: The algorithmic arms race





According to Reuters it's the day after Cambridge physicist Stephen Hawking's 70th birthday party and David Harding, the head of one of the most successful hedge funds in the world, is bubbling with talk of black holes.  Given the financial crisis of the last few years, some might see that as an unwise topic of conversation for a hedge fund manager. But for Harding, a physicist, the geekier the better.

The 50-year-old runs Winton Capital, one of a secretive but influential band of computer-driven hedge funds that bet tens of billions of dollars on the world's financial markets using algorithms - mathematical instructions to computers - which consume everything from bond price moves to rainfall statistics.  For Harding, whose business attracts mainstream pension investors from the world over, all of human knowledge is relevant. Rivals are circling, and data is becoming an increasingly strategic weapon.

Winton's collection of funds is now worth more than $29 billion. It has returned 14.8 percent a year in its main fund over the past decade - one of the best records over that period in the UK - and Harding is now likely to be Britain's highest-paid person, according to this year's Sunday Times Rich List. It says his wealth almost doubled last year to 800 million pounds ($1.27 billion).

Funds like his are known in the industry as trend-followers, managed futures funds or Commodity Trading Advisors (CTAs)….

Read all about it at http://www.reuters.com/article/2012/05/21/us-trading-blackbox-idUSBRE84K07320120521

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