Brent crude reached $110 a barrel on Friday, the first time it has hit that level since May.

Brent futures settled up $3.94, or 3.7%, at $109.86 a barrel, their highest settlement since May 19. US West Texas Intermediate futures gained $3.44, or 3.5%, to settle at $101.41 a barrel, the highest close since September 17.

Over the week, Brent rose 4.9% and WTI climbed 10.4%.