Petroleo Brasileiro Petrobras SA (ADR) (NYSE:PBR) share price managed to hold on to its valuations from 4th June, during trading on 5th June as investors came to terms with the continued headwinds that company is facing in its Brazilian operations due to the deteriorating operating environment. Petroleo Brasileiro Petrobras SA (ADR) (NYSE:PBR) stock performance was 7.66% in last session and finished the day at $14.76. Traded volume was 29.97million shares in the last session and the average volume of the stock remained 24.44million shares. The beta of the stock remained 1.73.

Alcoa Inc (NYSE:AA) made a 52-week high of $14.13 during trading yesterday on the back of speculation that the increased use of aluminum in automobile manufacturing will benefit the world’s third-largest producer of the metal in the long run. Alcoa Inc (NYSE:AA) rose 2.50 percent to $14.35 Friday on volume of 15.90million shares. The intra-day range of the stock was $13.94 to $14.35. Alcoa Inc (NYSE:AA) has a market capitalization of $16.82billion.

Vale SA (ADR) (NYSE:VALE)’s New Caledonian Nickel Plant, holder of the second biggest reserves in the world is all set to resume the nickel production within 10 days, followed by a permission granted by the government to restart the plant operations. Vale SA (ADR) (NYSE:VALE)’s stock on June 06, 2014 reported a increase of 2.75% to the closing price of $13.09. Its fifty two weeks range is $12.29 -$17.14. The total market capitalization recorded $67.46billion. The overall volume in the last trading session was 15.78million shares. In its share capital, VALE has 5.13billion outstanding shares.

Exxon Mobil Corporation (NYSE:XOM), an American major multinational oil and gas corporation and world’s third largest company by revenue, may take over as Kashagan operator replacing the current NCOC (North Caspian Operating Company), Tengrinews reports referring to oil business magazine Nefte Compass. On Friday, shares of Exxon Mobil Corporation (NYSE:XOM) advanced 1.04% to close the day at $101.60. Company return on investment (ROI) is 8.20% and its monthly performance is recorded as -0.79%. Exxon Mobil Corporation (NYSE:XOM) quarterly revenue growth is 7.68%.

The Dow Chemical Company (NYSE:DOW), Dow Corning and Hemlock Semiconductor in collaboration with Delta College and Great Lakes Bay Michigan Works! have announced the next Chemical Process Fast Start Training session, which will begin June 30. This 13-week, 520-hour training program is designed to prepare individuals for careers as chemical process operators. The Dow Chemical Company (NYSE:DOW) stock performance was 0.97% in last session and finished the day at $53.13. Traded volume was 7.31million shares in the last session and the average volume of the stock remained 8.27million shares. The beta of the stock remained 1.93.