NEW YORK (AP) -- Stocks that moved substantially or traded heavily Friday on the New York Stock Exchange and the Nasdaq Stock Market: NYSE Freeport-McMoRan Inc., up 31 cents to $10.50 Activist investor Carl Icahn took an 8.5 percent stake in the mining company as it cuts costs due to declining copper prices. Big Lots Inc., up $6.58 to $48.58 The discount retailer's quarterly results beat analysts' estimates and it boosted... More