Basic Material Most Active Stocks: Petroleo Brasileiro Petrobras SA (NYSE:PBR), Vale SA (NYSE:VALE), Alcoa (NYSE:AA), Chesapeake Energy Corporation (NYSE:CHK)

Petroleo Brasileiro SA (ADR) (NYSE:PBR) has announced that its 1-BRSA-1205-RNS (1-RNS-158) wildcat well has completed drilling. Petroleo Brasileiro Petrobras SA (ADR) (NYSE:PBR) stock opened at $10.85 in last session, and closed at $10.54, while the day range of Petroleo Brasileiro Petrobras SA (ADR) (NYSE:PBR) stock is $10.47 – $10.89. The stock showed a positive weekly performance of -5.72%.

Vale SA (ADR) (NYSE:Vale) is a Brazil-based metals and mining company. The Company services are divided into four segments: Bulk Material, including the extraction of iron ore, manganese and ferroalloys, as well as pellet production; Basic metals, comprising the production of non-ferrous minerals, including nickel, copper and aluminum; Fertilizers, including the production of potash, phosphate and nitrogen; and Logistic services, including cargo transportation for third parties divided into rail transport, port and shipping services. Vale SA (ADR) (NYSE:VALE) stock opened at $13.02 in last session, and closed at $12.42 by losing -2.97%. The 52 week range of $12.36 – $18.55. Company’s market capitalization is $64.00 billion.

Alcoa Inc. (NYSE:AA) was the target of some unusual options trading on Tuesday. Investors bought 19,795 put options on the stock, StockRatingsNetwork.com reports. This is an increase of approximately 200% compared to the average volume of 6,608 put options. Alcoa Inc. (NYSE:AA) stock decreased -2.55% and finished the last session at $11.86. The EPS of the stock remained -2.14. Company’s market capitalization is $12.73 billion.

Equities researchers at Sanford C. Bernstein dropped their price target on shares of Chesapeake Energy (NYSE:CHK) from $30.00 to $25.00 in a research report issued on Tuesday, Analyst RN reports. Sanford C. Bernstein’s target price would indicate a potential downside of 0.56% from the company’s current price. Chesapeake Energy Corporation (NYSE:CHK) stock opened the session at $25.11, and closed the session at $25.21. The 52 week range of the Chesapeake Energy Corporation (NYSE:CHK) stock remained $18.21 – $29.06 and the day range was $24.96 – $25.46.