By Joe Carroll
Nov. 10 (Bloomberg) — Petroleo Brasileiro SA, the investor darling among the world’s largest oil companies in the first half of the year, has become the biggest loser.
Petrobras, as Brazil’s state-controlled oil producer is known, is the worst performer among the top 10 publicly traded oil companies since May. The stock dropped 53 [...]

By Joe Carroll
Oct. 30 (Bloomberg) — Exxon Mobil Corp., the world’s biggest oil company, said third-quarter profit jumped 58 percent, exceeding analyst estimates, as record crude prices made up for the largest drop in output in at least a decade.
Net income rose to $14.8 billion, or $2.86 a share, from $9.41 billion, or $1.70, [...]