Tied to oil: Friday’s big oil slide sent several oil, gas and mining companies down sharply. Marathon Oil slid 10 percent, to $8.14. Chesapeake Energy fell 4 percent, to $3.56. Murphy Oil lost 7 percent, to $17.16. Chevron shed 2 percent, to $83.67.


Error message: Intel dropped 9 percent Friday to $29.76 after the chipmaker posted its fourth-quarter results, noting its personal computer business continues to slump.


Good quarter: JPMorgan Chase rose 2.4 percent to $58.74 Thursday after the bank reported earnings that were better than analysts expected thanks to lower costs, including a sharp decline in legal expenses. Chase shares closed the week at $57.04.


Holiday boost: Lululemon Athletica vaulted 8.8 percent to $59.53 Tuesday after the athletic clothing retailer raised its earnings guidance citing strong holiday season sales. The stock closed the week at $55.71.

Shaky cam: GoPro slumped 16.1 percent to $12.25 Thursday a day after the maker of wearable cameras disclosed plans to eliminate about 100 jobs. The move comes after fourth-quarter sales fell far short of its expectations. Shares closed Friday at $11.46.


Not good enough: Alcoa sank 9.4 percent to $7.25 Tuesday after the aluminum manufacturer’s quarterly revenue fell short of expectations. Shares closed Friday at $6.90.


Driving dividend: General Motors rose 3 percent to $31.12 Wednesday after the automaker raised its dividend and added to its stock repurchase program. GM shares closed the week at $29.57.


Deal plans: MetLife jumped 6.5 percent to $44.66 Wednesday after it said it plans to sell or spin off a large part of its life insurance business. The stock closed at $43.08 Friday.