Key Takeaways Nike's hard-hit shares topped the Dow's leaderboard Friday as Wall Street analysts largely welcomed the company's appointment of longtime executive Elliott Hill as its new CEO.Jefferies stuck with its hold rating noting that Hill will have to handle headwinds including more competition since he left the firm four years ago.

Nike faces challenges even as a new CEO brightens the spirits of investors. Warren Buffett's Berkshire continues to trim Bank of America stake. Macy's to hire lesser employees for holidays.

The hedge fund billionaire Bill Ackman has bet big on the iconic American brand. His firm, Pershing Square, acquired three million shares, or 0.2 percent, of Nike this spring. His stake is currently worth about $250 million.