If Steven A. Cohen’s investment firm were operating as a hedge fund, it would have been one of the industry’s most profitable in 2014. Mr. Cohen’s family office, Point72 Asset Management, generated a gross profit of $2.5 billion to $3 billion, said several people briefed on the firm’s performance who spoke on the condition of anonymity. Point72 is the successor to SAC Capital Advisors, the onetime $14 billion hedge fund that Mr. Cohen founded in 1992 with $25 million. Mr. Cohen rebranded SAC after the firm pleaded guilty to securities fraud charges arising from the federal government’s crackdown on insider trading in ... (full story)