Stocks that moved substantially or traded heavily Friday:
Rockwell Collins Inc., up $11.86 to $141.54
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Chinese regulators have conditionally approved the sale of the maker of communications and aviation electronics systems to United Technologies Corp.
Tesla Inc., down $12.36 to $325.83
The electric auto maker said it intends to cut prices for its Model X and Model S vehicles in China to make them more affordable.
Concho Resources Inc., down $8.54 to $126.97
U.S. crude oil prices fell to the lowest level in more than a year, weighing on energy stocks.
Overstock.com Inc., up $3.95 to $20.93
The Wall Street Journal reported that the e-commerce company plans to sell its retail business to focus exclusively on blockchain.
Campbell Soup Co., up $1.00 to $40.52
Packaged food and beverage makers rose along with other consumer goods companies.
L Brands Inc., up 61 cents to $29.98
The operator of Victoria's Secret and Bath & Body Works got a boost from Black Friday, the traditional start of the holiday shopping season.
Ziopharm Oncology Inc., up 11 cents to $3.42
Smaller and more U.S.-focused companies did better than the rest of the market.
Delta Air Lines Inc., up $1.24 to $57.21
Airlines climbed Friday as U.S. crude oil prices declined sharply.