Oil prices rose at the close on Friday, but posted their biggest weekly decline since November, as traders assessed potential improvements in the outlook for supplies hampered by Russia’s invasion of Ukraine.
Crude oil prices have risen since the invasion, which Moscow described as a “special military operation”.
This week, futures rose to their highest level since 2008 and then fell sharply after some producing countries indicated that they might increase supply.
Concerns about supplies increased on Friday after talks to revive the 2015 Iran nuclear deal in danger of collapsing after a last-minute Russian request forced world powers to halt negotiations.
Brent crude futures rose $3.34, or 3.1 percent, on Friday, to settle at $112.67 a barrel, after hitting its lowest level during the session at $107.13.
US West Texas Intermediate crude futures rose $3.31, or 3.1 percent, to settle at $109.33 a barrel.