A struggling hedge fund has reportedly suffered about $1 billion in outflows

Brevan Howard Asset Management, once a titan among hedge funds, has suffered about $1 billion in outflows, according to a Bloomberg News calculation based on recent investment letters from the firm.
The firm's assets now sit at about $8.7 billion, down from $10 billion, Bloomberg reported. The fund is run by billionaire Alan Howard.
That's a stark fall for the firm, which as recently as 2013 managed $40 billion.
Investors have been pulling money from the fund for years as the fund posted lacklus