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 20 June 2026

Blog+More

A brief biography of Andy Yeh

Andy Yeh Alpha

2020-11-22 11:30:00 Sunday ET

A brief biography of Andy Yeh

A brief biography of Andy Yeh Andy Yeh is responsible for ensuring maximum sustainable member growth within the Andy Yeh Alpha (AYA) fintech network pla

+See More

Our proprietary alpha investment model outperforms most stock market indices from 2017 to 2021.

Apple Boston

2021-02-02 14:24:00 Tuesday ET

Our proprietary alpha investment model outperforms most stock market indices from 2017 to 2021.

Our proprietary alpha investment model outperforms the major stock market benchmarks such as S&P 500, MSCI, Dow Jones, and Nasdaq. We implement

+See More

Ray Fair applies his macroeconometric model to study the central features of the U.S. macroeconomy such as price stability and full employment in the dual mandate.

Charlene Vos

2023-07-14 10:32:00 Friday ET

Ray Fair applies his macroeconometric model to study the central features of the U.S. macroeconomy such as price stability and full employment in the dual mandate.

Ray Fair applies his macroeconometric model to study the central features of the U.S. macroeconomy such as price stability and full employment in the dual m

+See More

The SEC sues Elon Musk for his August 2018 tweet that he has secured external finance to convert Tesla into a private company.

Amy Hamilton

2018-09-29 12:39:00 Saturday ET

The SEC sues Elon Musk for his August 2018 tweet that he has secured external finance to convert Tesla into a private company.

The Securities and Exchange Commission (S.E.C.) sues Elon Musk for his August 2018 tweet that he has secured external finance to convert Tesla into a privat

+See More

Carmen Reinhart and Kenneth Rogoff analyze long-run crisis data to find the root causes of financial crises for better bank capital regulation and asset market stabilization.

Laura Hermes

2023-06-28 09:29:00 Wednesday ET

Carmen Reinhart and Kenneth Rogoff analyze long-run crisis data to find the root causes of financial crises for better bank capital regulation and asset market stabilization.

Carmen Reinhart and Kenneth Rogoff delve into several centuries of cross-country crisis data to find the key root causes of financial crises for asset marke

+See More

The top Sino-U.S. tech titans now reach the trademark total market capitalization of $4 trillion as of July 2018.

Fiona Sydney

2018-07-07 10:33:00 Saturday ET

The top Sino-U.S. tech titans now reach the trademark total market capitalization of $4 trillion as of July 2018.

The east-west tech rivalry intensifies between BATs (Baidu, Alibaba, and Tencent) and FAANGs (Facebook, Apple, Amazon, Netflix, and Google). These Sino-U.S.

+See More