The tech-heavy Nasdaq ended its two-day losing streak, as deal activity lifted sentiment on the sector.
Brent lost 6.6% for the week, adding to the previous week’s drop of 5.3%.
Both oil benchmarks dropped below the $40.
Brent crude prices dropped 0.51% to trade at $40.58 a barrel, after rising 2.5% on Wednesday.
Apple gained 3.99% to bring its market cap back to $2 trillion after its shares closed at $117.32.
Apple, which hit a $2 trillion market cap on August 19, lost about $325 billion in that time period.
Brent crude futures were down by 0.65% trading at $39.52 falling below $40 a barrel.
Gold futures prices were down 0.60%, Bitcoin dropped 0.5% to trade at $10,060 price level.
Brent crude was down by 0.17%, to $41.94 a barrel, after falling 1.5% on Monday.
US dollar index that is used to track the U.S dollar against major global currencies, was up 0.20%