WELLS FARGO & CO. $26 (New York symbol WFC; Conservative Growth Portfolio, Finance sector; Shares outstanding: 5.3 billion; Market cap: $137.8 billion; Price-to-sales ratio: 1.7; Dividend yield: 1.8%; TSINetwork Rating: Average; www.wellsfargo.com) provides a wide variety of financial services through roughly 9,000 branches in the U.S. It also operates in Canada, the Caribbean and Central America. Warren Buffett’s Berkshire Hathaway holding company owns 7% of Wells Fargo’s shares. In the quarter ended September 30, 2011, Wells Fargo earned $4.1 billion, up 21.4% from $3.3 billion a year earlier. Earnings per share rose 20.0%, to $0.72 from $0.60, on more shares outstanding. More clients are repaying their loans on time. As a result, loan-loss provisions fell 47.4%, to $1.8 billion from $3.4 billion. That was the main reason for the earnings increase. Even so, revenue fell 6.0%, to $19.6 billion from $20.9 billion. That’s largely because Wells Fargo is getting less interest income from borrowers due to today’s low interest rates. As well, it has a smaller investment banking business than J.P. Morgan (see below), so it is more reliant on traditional lending....

NVIDIA CORP. $15 (Nasdaq symbol NVDA; Aggressive Growth Portfolio, Manufacturing & Industry sector; Shares outstanding: 603.7 million; Market cap: $9.1 billion; Price-to-sales ratio: 2.4; No dividends paid; TSINetwork Rating: Average; www.nvidia.com) develops 3D graphics chips and related technology for computers, gaming consoles and other devices. The company’s chips make computer games run more smoothly and appear more lifelike. Nvidia focuses on design, and outsources production to other chipmakers. The company continues to see strong demand for its chips from makers of smartphones and other mobile devices; Motorola and Samsung are now using Nvidia’s new Tegra chips in their latest smartphones. Rising sales to mobile device makers are also offsetting slower sales of chips for desktop and notebook computers. In its 2011 second quarter, which ended July 31, 2011, Nvidia earned $193.5 million. That’s up 306.2% from $47.6 million a year earlier. Earnings per share rose 300.0%, to $0.32 from $0.08, on more shares outstanding. Sales rose 25.3%, to $1.0 billion from $811.2 million....

TERADATA CORP. $57 (New York symbol TDC; Aggressive Growth Portfolio, Manufacturing & Industry sector; Shares outstanding: 168.3 million; Market cap: $9.6 billion; Price-to-sales ratio: 4.4; No dividends paid; TSINetwork Rating: Average; www.teradata.com) makes computers and software that capture and store large amounts of a business’s data, including its sales and inventory. Teradata then analyzes this information and identifies buying habits and trends. This helps its clients make better business decisions. The company continues to add to its expertise in cloud computing, which involves storing data and software on one or more centralized servers. Users access these programs or files over the Internet, or through some other computer network. For example, in January 2011 Teradata paid $525 million for privately held Aprimo, which uses a cloud computing model to sell software and services to over 150,000 clients. Aprimo’s products help its customers evaluate their marketing campaigns....

ADOBE SYSTEMS INC. $28 (Nasdaq symbol ADBE; Aggressive Growth Portfolio, Manufacturing & Industry sector; Shares outstanding: 490.9 million; Market cap: $13.7 billion; Price-to-sales ratio: 3.4; No dividends paid since June 2005; TSINetwork Rating: Average; www.adobe.com) makes software that lets computer users create, edit and share documents in the popular PDF format. As well, graphic designers use Adobe’s software to create print publications and web pages. The company also makes Adobe Flash, which lets web site developers add animation and video. In its third quarter, which ended September 2, 2011, Adobe’s earnings fell 15.2% to $195.1 million, or $0.39 a share. A year earlier, it earned $230.1 million, or $0.44 a share. Without one-time items, earnings per share would have risen 1.9%, to $0.55 from $0.54. Revenue rose 2.3%, to $1.01 billion from $990.3 million....

CONAGRA FOODS INC. $25 (New York symbol CAG; Income Portfolio, Consumer sector; Shares outstanding: 414.5 million; Market cap: $10.4 billion; Price-to-sales ratio: 0.8; Dividend yield: 3.8%; TSINetwork Rating: Average; www.conagrafoods.com) makes a wide variety of packaged foods, including Chef Boyardee canned pasta, Hunt’s tomato sauce, Peter Pan peanut butter and Orville Redenbacher popcorn. The company gets 65% of its sales from consumers. Businesses, such as restaurants, account for the remaining 35%. The company’s sales fell 3.5%, from $12.0 billion in 2007 to $11.6 billion in 2008. That’s because ConAgra sold its commodity trading operations. Sales rebounded to $12.7 billion in 2009, but fell 5.1%, to $12.1 billion, in 2010. Sales rose to $12.3 billion in 2011, thanks to acquisitions and price increases....

H.J. HEINZ CO. $53 (New York symbol HNZ; Income Portfolio, Consumer sector; Shares outstanding: 321.0 million; Market cap: $17.0 billion; Price-to-sales ratio: 1.5; Dividend yield: 3.6%; TSINetwork Rating: Above Average; www.heinz.com) makes a wide variety of processed foods, including condiments, sauces, soups, baked beans, pastas and baby food. Its flagship product, Heinz ketchup, accounts for about 60% of U.S. ketchup sales. Heinz’s sales rose 18.9%, from $9.0 billion in 2007 to $10.7 billion in 2011 (fiscal years end April 30). Earnings rose 16.6%, from $791.6 million in 2007 to $923.1 million in 2009. Earnings per share rose 21.8%, from $2.38 to $2.90, on fewer shares outstanding. Unfavourable foreign-exchange rates cut Heinz’s earnings to $914.5 million, or $2.87 a share, in 2010. In 2011, earnings rebounded to $991.9 million, or $3.08 a share....

Pat McKeough responds to many personal questions on stocks and other investment topics from the members of his Inner Circle. Every week, his comments and recommendations on a selection of the most intriguing questions of the past week go out to all Inner Circle members. And every Friday, we offer you one of the highlights from these Q&A sessions. An interesting question came up this week about Ocean Power Technologies, a company that is generating electricity from ocean waves. This raised the issue of the risks and rewards associated with a renewable energy stock. In particular, Pat drew the comparison between the long-term prospects of wave power and wind power....

Technological advances can spur on some powerful growth stocks. However, when a company bases its future growth on the widespread adoption of a single technological breakthrough, it can also add risk. Intuitive Surgical (Nasdaq symbol ISRG; www.intuitivesurgical.com) makes the da Vinci, a computerized surgical system....

Pat McKeough responds to many personal questions on stocks and other investment topics from the members of his Inner Circle. Every week, his comments and recommendations on a selection of the most intriguing questions of the past week go out to all Inner Circle members. And every Friday, we offer you one of the highlights from these Q&A sessions. This week, an investor asked about one of the telecommunications giants of the world stock market, Telefonica. That prompted Pat to examine the balancing act a company like Telefonica undergoes when it experiences weakness in some markets and strength in others....

Pat McKeough responds to many personal questions on stocks and other investment topics from the members of his Inner Circle. Every week, his comments and recommendations on a selection of the most intriguing questions of the past week go out to all Inner Circle members. And every Friday, we offer you one of the highlights from these Q&A sessions. This week, a particularly interesting request concerned a U.S. retailer with a reputation for quality. Deckers Outdoors has many popular brands, but it is contending with a highly competitive market. ...