Companhia Siderurgica Nacional S.A. Common Stock (NYSE:SID)

Real-time price: | Most recent change:0.00%

Companhia Sider'rgica Nacional or National Steel Company is one of the largest fully integrated steel producers in Brazil and Latin America in terms of crude steel production. The Steel segment comprises a portfolio of diverse products and provides an international footprint by means of international subsidiaries and exports from Brazil. In flat steel segment, NSC is a fully-integrated steelmaker. Steelworks produces a broad line of steel products, including slabs, hot and cold rolled, galvanized and tin mill products for the distribution, packaging, automotive, home appliance and construction industries. In Mining unit, NSC owns a number of high quality iron ore mines, strategically located within Brazil's 'Iron Ore Quadrangle'. In Logistics unit, NSC's vertical integration strategy and the synergies among business units are strongly dependent on the logistics needed to guarantee the transportation of inputs at low cost....

+See More


Here we provide our AYA proprietary alpha stock signals for all premium members on our AYA fintech network platform. Specifically, a high Fama-French multi-factor dynamic conditional alpha suggests that the stock is likely to consistently outperform the broader stock market benchmarks such as S&P 500, Dow Jones, Nasdaq, Russell 3000, MSCI USA, and MSCI World etc. Since March 2023, our proprietary alpha stock signals retain U.S. Patent and Trademark Office (USPTO) fintech patent protection, approval, and accreditation for 20 years. Our homepage and blog articles provide more details on this proprietary alpha stock market investment model with robust long-term historical backtest evidence.

Sharpe-Lintner-Black CAPM alpha (Premium Members Only) Fama-French (1993) 3-factor alpha (Premium Members Only) Fama-French-Carhart 4-factor alpha (Premium Members Only) Fama-French (2015) 5-factor alpha (Premium Members Only) Fama-French-Carhart 6-factor alpha (Premium Members Only) Dynamic conditional 6-factor alpha (Premium Members Only) Last update: Saturday 1 August 2026

Blog+More

Fed's new chairman Jerome Powell testifies before Congress for the first time.

Rose Prince

2018-02-27 09:35:00 Tuesday ET

Fed's new chairman Jerome Powell testifies before Congress for the first time.

Fed's new chairman Jerome Powell testifies before Congress for the first time. He vows to prevent price instability for U.S. consumers, firms, and finan

+See More

The Trump administration weighs the pros and cons of a potential mega merger between AT&T and Time Warner.

Laura Hermes

2018-05-08 13:39:00 Tuesday ET

The Trump administration weighs the pros and cons of a potential mega merger between AT&T and Time Warner.

The Trump administration weighs the pros and cons of a potential mega merger between AT&T and Time Warner. Recent stock prices show favorable trends for

+See More

President Donald Trump releases his plan to slash income taxes for U.S. citizens and corporations.

Jacob Miramar

2017-09-03 10:44:00 Sunday ET

President Donald Trump releases his plan to slash income taxes for U.S. citizens and corporations.

President Donald Trump has released his plan to slash income taxes for U.S. citizens and corporations. The corporate income tax rate will decline from 35% t

+See More

The Federal Reserve System conducts monetary policy decisions, interest rate adjustments, and inter-bank payment operations.

Dan Rochefort

2023-03-28 11:30:00 Tuesday ET

The Federal Reserve System conducts monetary policy decisions, interest rate adjustments, and inter-bank payment operations.

The Federal Reserve System conducts monetary policy decisions, interest rate adjustments, and inter-bank payment operations. Peter Conti-Brown (2017)

+See More

Business titans often step away from their urgent work, slow down, and invest in self-enrichment.

Laura Hermes

2017-12-23 10:40:00 Saturday ET

Business titans often step away from their urgent work, slow down, and invest in self-enrichment.

Despite having way more responsibility than anyone else, top business titans such as Warren Buffett, Charlie Munger, and Oprah Winfrey often step away from

+See More

A Florida fintech group Fidelity Information Services initiates the largest acquisition of the e-commerce payments processor Worldpay.

Olivia London

2019-04-03 11:35:00 Wednesday ET

A Florida fintech group Fidelity Information Services initiates the largest acquisition of the e-commerce payments processor Worldpay.

A Florida fintech group Fidelity Information Services initiates the largest $43 billion acquisition of the e-commerce payments processor Worldpay. Fidelity

+See More