Question: Who is the former Sri Lankan- hedge fund manager that was investigated by BJ Kang for insider trading?

Related documents: [0]  [DOC] BJ Kang is an American Federal Bureau of Investigation special agent known for high-profile investigations of securities fraud. After leading the perp walk of Bernie Madoff in 2008 and Raj Rajaratnam in 2009, Reuters described him as possibly "the most feared man on Wall Street." [END] 
[1]  [DOC] Raj Rajaratnam (Tamil: ராஜ் ராஜரத்தினம் ; born Rajakumaran Rajaratnam; June 15, 1957) is a Sri Lankan-American former hedge fund manager and billionaire founder of the Galleon Group, a New York-based hedge fund management firm. On October 16, 2009, he was arrested by the FBI for insider trading, which also caused the Galleon Group to fold. He stood trial in "U.S. v Rajaratnam" (09 Cr. 01184) in the United States District Court for the Southern District of New York, and on May 11, 2011 was found guilty on all 14 counts of conspiracy and securities fraud. On October 13, 2011, Rajaratnam was sentenced to 11 years in prison and fined a criminal and civil penalty of over $150 million combined. [END]  
Answer: Raj Rajaratnam
Raj Rajaratnam