Stocks that moved substantially or traded heavily Friday on the New York Stock Exchange and Nasdaq Stock Market:
LinkedIn Corp., up $26.39 at $150.48
The online professional-networking service reported results for the fourth quarter that exceeded analysts' projections.
AOL Inc., up $2.31 at $33.72
The Internet company said quarterly revenue grew for the first time in eight years, helped by strength in worldwide advertising.
Moody's Corp., down $3.62 at $43.37
The ratings agency's fourth-quarter net income rose, but shares fell on expectations it will be the target of a government lawsuit.
Activision Blizzard Inc., up $1.35 at $13.41
The video game publisher posted sharply higher earnings and revenue in the fourth quarter, surpassing Wall Street's expectations.
Apollo Global Management LLC, up 54 cents at $22.69
The private equity firm said it generated more profit during the fourth quarter as the value of its investments rose.
RadioShack Corp., up 31 cents at $3.42
The electronics retailer said that Walgreen Co. executive Joseph Magnacca will become its CEO on Monday.
Coinstar Inc., down $3.63 at $48.47
The owner of the Redbox DVD kiosks said its fourth-quarter profit fell 27 percent due to poor performance at its new ventures.
Neurocrine Biosciences Inc., up 61 cents at $10.84
The drug developer's fourth-quarter earnings rose on more revenue from elagolix, an experimental treatment for endometriosis pain.