Petroleo Brasileiro Petrobras SA (ADR) (NYSE:PBR), or Petrobras, is the state-controlled oil and gas giant. Petrobras has burned many investors on the other side of the Americas, largely because its capital structure is set up to take care of common shareholders further down the road – the Brazilian taxpayers (or consumers), its employees and workforce, and its preferred shares all come first. That leaves very little room for Petrobras’ common shareholders. Petrobras shares rose over 3% to $11.97 on Monday, but the stock’s after-hours market reaction to the S&P downgrade of Brazil had shares down 1% or more from the close. Petroleo Brasileiro Petrobras SA (ADR) (NYSE:PBR) stock performance was 1.67% in last session and finished the day at $12.17. Traded volume was 27.21million shares in the last session and the average volume of the stock remained 20.29million shares. The beta of the stock remained 1.83.

As automakers shift to aluminium, new business opportunities are emerging. Alcoa Inc (NYSE:AA) which makes and sells value-add aluminium materials for aerospace and automotive industry is already cutting deals with manufacturers to adopt its products. Alcoa Inc (NYSE:AA) rose 0.08 percent to $12.02 Tuesday on volume of 21.04million shares. The intra-day range of the stock was $12.01 to $12.20. Alcoa Inc (NYSE:AA) has a market capitalization of $12.96billion.

Vale SA (ADR) (NYSE:VALE) has moved to foil falsehood being spread about its business prospects in China. Speaking this week at a presentation event in Sao Paulo, Vale SA (ADR) (NYSE:VALE) CEO Murilo Ferreira sought to clarify some facts and warn at the same time. He said that the enemy of Vale SA (ADR) (NYSE:VALE) stock price is the misguided belief that China market was all over for the company. Vale SA (ADR) (NYSE:VALE) has moved to foil falsehood being spread about its business prospects in China. Speaking this week at a presentation event in Sao Paulo, VALE CEO Murilo Ferreira sought to clarify some facts and warn at the same time. Vale SA (ADR) (NYSE:VALE)’s stock on Mar 25, 2014 reported a increase of 1.53% to the closing price of $13.32. Its fifty two weeks range is $12.29 -$18.55. The total market capitalization recorded $68.64billion. The overall volume in the last trading session was 17.55million shares. In its share capital, VALE has 5.15billion outstanding shares.

Shares of Kinross Gold Corporation (USA) (NYSE:KGC) were the target of some unusual options trading on Tuesday. Stock investors bought 49,171 call options on the company, American Banking News reports. This is an increase of 719% compared to the typical volume of 6,003 call options. On Tuesday, shares of Kinross Gold Corporation (USA) (NYSE:KGC) dropped -1.54% to close the day at $4.49. Company return on investment (ROI) is -36.20% and its monthly performance is recorded as -14.80%. Kinross Gold Corporation (USA) (NYSE:KGC) quarterly revenue growth is 4.91%.