Shares of Companhia Siderurgica Nacional (NYSE:SID) traded up 5.6% during mid-day trading on Friday . The company traded as high as $2.84 and last traded at $2.82, with a volume of 2,026,931 shares traded. The stock had previously closed at $2.67.

Separately, Zacks Investment Research lowered shares of Companhia Siderurgica Nacional from a “hold” rating to a “sell” rating in a research note on Thursday, August 18th.

The stock has a market cap of $3.95 billion and a PE ratio of 21.72. The firm has a 50 day moving average price of $3.16 and a 200-day moving average price of $2.54.

Companhia Siderurgica Nacional (CSN) is a Brazil-based company primarily engaged in the steel industry. The Company divides its business into five segments: Steel sector, which is involved in the production, distribution and marketing of flat steel, galvanized steel and metal packaging; Mining sector, which is active in the production of iron ore; Cement sector, which is involved in the manufacture of cement, as well as in the exploration of limestone and dolomite; Logistics sector, which consists of around two railway companies and a hub port, and Energy sector, which includes investments in energy generation projects to guarantee the Company’s self-sufficiency.

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