Companhia Siderurgica Nacional (NYSE:SID) shot up 4.5% during mid-day trading on Thursday . The stock traded as high as $3.35 and last traded at $3.27, with a volume of 1,707,942 shares changing hands. The stock had previously closed at $3.13.

Separately, Zacks Investment Research downgraded shares of Companhia Siderurgica Nacional from a “hold” rating to a “sell” rating in a research note on Monday, June 6th.

The company has a market capitalization of $4.45 billion and a PE ratio of 468.57. The stock has a 50 day moving average of $2.43 and a 200 day moving average of $2.05.

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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