Rajat K. Gupta, a former Goldman Sachs director who surrendered to the Federal Bureau of Investigation on Wednesday morning, was charged with insider trading, the latest development in the government’s multiyear crackdown on illegal activity on Wall Street.

Mr. Gupta, 62, is accused of leaking corporate secrets on Goldman Sachs to the hedge fund manager Raj Rajaratnam, the Galleon Group co-founder who was sentenced to 11 years in prison this month for making tens of millions of dollars through insider trading. A federal grand jury in Manhattan charged Mr. Gupta with one count of conspiracy to commit securities fraud and five counts of securities fraud, all related to tips on Goldman Sachs in 2008.  Read more