Nice shoes: Shares of Nike Inc. jumped 9 percent Friday, to $125 after the company reported a 23 percent boost in quarterly profit despite the strong dollar slicing into revenue growth. Strong footwear sales paced results.

Cashing in the chips: Atmel, a California-based semiconductor company, surged 14 percent Monday, to $8.31 after the company accepted an offer worth about $4.6 billion from Britain's Dialog Semiconductor. Atmel provides electronics products used in the industrial, automotive and several other markets. Its stock closed the week at $8.02.

Building boom: Homebuilder Lennar gained 2 percent, to $52.78 Monday after its fiscal third-quarter results beat analysts' estimates. The company delivered more homes and saw a rise in new orders thanks to an improving housing market. Lennar shares closed at $50.46 Friday.

Canned food: ConAgra Foods tumbled 4 percent to $40.75 Tuesday after posting a $1.2 billion quarterly loss. Sales for the maker of Chef Boyardee, Hebrew National hot dogs and other packaged food also fell short of analysts' forecasts. ConAgra's stock closed the week $41.53.

Rigged: Volkswagen AG issued a profit warning after reporting that some 11 million of its diesel vehicles worldwide were fitted with software to cheat U.S. emissions tests. Volkswagen's U.S.-listed shares plunged 18 percent Tuesday, to $24.78, extending its losses to 32 percent over two days. Shares closed out the week at $25.68.

Downturn: Caterpillar fell 7 percent, to $65.41 Thursday after cutting its 2015 revenue forecast saying it may shed as many as 10,000 jobs between now and 2018. Its shares closed the week at $64.98.

News wires