NEW YORK (TheStreet) -- Emerging market indices experienced pressure last week over eurozone sovereign debt concerns and the threat of a downgrade on U.S. debt. Extending prior week's losses, Brazil's Bovespa emerged top loser, declining 3.3%. Brazil recorded net outflows of $72 million at close last week. Meanwhile, China's benchmark Shanghai Composite Index was the only gainer with a marginal 0.4% increase. India's Nifty nudged 0.7% lower.

With the federal government announcing the quantitative easing program, the S&P 500 and the Dow Jones shed a significant 2.1% and 1.4%, respectively. Meanwhile, Moody's Investors Service has placed the U.S. Aaa rating on review for a possible downgrade.

For the week ended July 13, according to data compiled by international fund tracking firm EPFR, long-only dedicated emerging-market equity funds accounted for net inflows of $878 million, while the broader global emerging market funds had net inflows of $1.02 billion.

India's Nifty closed the week with only five gainers. Among technology stocks, Infosys ( INFY - Get Report) was the top decliner, shedding 8.7%, while Wipro ( WIT - Get Report) erased 6% and Syntel ( SYNT) fell 4.4%. As known last week, India's June car sales grew at the slowest pace, and Tata Motors ( TTM) dropped 4.4%.

On the Shanghai Composite Index, stocks from the real estate and homebuilders industry eroded significant value after a report cited that China's real estate sector could be affected by Beijing's efforts to cool the overheated property market. Stocks like, E-House (China) Holdings ( EJ), China Housing & Land Development ( CHLN) and Xinyuan Real Estate ( XIN - Get Report) wiped out 16.1%, 12.7% and 6.8%, respectively.

With the Bovespa as the top loser among emerging market indices, there were only five gainers in the Brazilian market. Airline stocks, Gol Linhas Aereas Inteligentes ( GOL) was among the top decliner, plunging 12.1% followed by TAM ( TAM) with a 2.1% drop. Banking stocks Itau Unibanco Holding ( ITUB) and Banco Bradesco ( BBD) slumped 9.3% and 7.6%, respectively.

Below, the stocks are stacked based on last week's gains, least to highest.

5. WNS (Holdings) ( WNS), a provider of offshore business process outsourcing services, offers data, voice and analytical services. It transfers the business processes of its clients, mostly companies located in Europe North America and the Asia-Pacific regions, to its delivery centers in India, Sri Lanka, the Philippines, Romania, U.K. and Costa Rica The stock accumulated 0.9% last week.

Of the 13 analysts covering the stock, 8% rate a buy and 69% a hold. A Bloomberg consensus expects the stock to gain an average 26.4% to $11.5 over the next 12 months.

Last week, the company reported its unaudited fiscal 2011 results. For the year ended March 31, 2011, the company posted revenue of $616.2 million and net profit of $17.9 million, or 40 cents per share. Cash and cash equivalents stood at $27.1 million.

4. Companhia Energetica Minas Gerais (CEMIG) ( CIG), a Brazil-based electric utility company, engages in the generation, transmission and distribution of electricity, natural gas distribution, telecommunications and implementation and management of systems for electric utilities. The stock accumulated 1.7% at close last week.

Of the five analysts covering the stock, 80% recommend a buy and the rest rate a hold. There are no sell ratings on the stock. A Bloomberg poll expects the stock to gain an average 33.5% to $27.39 in the upcoming 12 months.

The stock has gained on its acquisition spree. The company recently acquired an additional 13.03% interest in Light for $331.8 million, increasing its stake in the latter to 52%. Cemig has indirectly acquired an additional 26.58 million shares of Light's stock by buying investment holding company Luce from Enlighted Partners Venture Capital, as per a regulatory filing.

In the long term, the company targets to achieve 20% market share in the various segments of the electricity market. Investments in fiscal 2011 and 2012 are expected at approximately $1.45 billion and $690 million, respectively.

3. China Southern Airlines ( ZNH) a provider of airline services, operates its businesses through the transport of passengers, freight and mail. It supports domestic airline companies in Hong Kong, Macau and Taiwan, as well as international airlines. The stock leaped 13.1% last week.

Both the analysts covering the stock rate it a hold. A Bloomberg consensus expects the stock to gain an average 32.1% to $41.7 in the upcoming 12 months.

Last week, a company official said that ZNH would operate its new Airbus A380s on the Beijing-Guangzhou and Beijing-Shanghai Hongqiao routes with daily services, driven by higher domestic demand on both routes. Meanwhile, the airline's first international A380 service would fly on the Guangzhou-Paris route with the likelihood of operating the aircraft on services to the U.S. The airline is seeking to increase the frequency on all three A380 services by end-2011.

Last week, China announced that it would invest over $232 billion in the aviation industry in the upcoming five years, thereby fostering consolidation among airline companies to hone their international competitiveness. Also, an industry regulator said that China would add more than 45 airports over the next five years, bringing the total to more than 220.

2. BRF Brasil Foods ( BRFS) focuses on the production and sale of poultry, pork, beef cuts, milk, dairy products and processed foods under several brands. Some of the company's processed products include marinated, frozen, whole and cut Chester rooster and turkey meats, specialty meats and others. The stock gained 14.9% last week.

Of the 10 analysts covering the stock, 10% recommend a buy and 90% suggest hold. Analysts polled by Bloomberg expect the stock to gain an average $19.12 from the current $19.00 over the upcoming 12 months.

The company's stock boosted last week after analysts raised the stock's rating subsequent to Brazilian regulators approving its $3.8 billion Sadia SA acquisition. The Brazilian authority has ordered the company to sell some of its assets.

Additionally, as per the agreement, Brasil Foods has to sell 10 food-processing plants, 12 other brands, eight distribution centers and four pork and chicken slaughter houses. In a regulatory filing, the company disclosed that the suspension and divestitures would affect operating revenue by 13% and sales volumes by 12%.

1. AgFeed Industries ( FEED), through its indirect operating subsidiaries, engages in the manufacture of animal nutrition products and commercial hog production. The company operates in two segments: animal feed nutrition and hog production. At close last week, the stock jumped 20.5%.

The single analyst covering the stock recommends a buy. Analysts polled by Bloomberg expect the stock to gain an average 138.1% to $3.5 in the upcoming 12 months.

Last week, the company announced entering into separate non-bidding letters of intent to acquire Pine Ridge Farms (PRF) and Kansas City Sausage. The combined business is estimated to add more than $180 million of annualized revenue and over $13 million of EBITDA to the company's results. PRF and KCS would structure these transactions as sale of assets to AgFeed. These deals are in line with the company's ongoing transformation and entry into the harvest and processing segment of the pork business.