Editor's note: Welcome to "Barron's Roundup." Each weekend, Stockpickr presents portfolios related to articles in the latest issue of Barron's.

Baby Boomer Plays: This Barron's article says that baby boomers are a growing force at 77 million, and companies that ignore this group will be doing so at their own peril. Among the stocks mentioned are Johnson & Johnson ( JNJ), Target ( TGT) and Walt Disney ( DIS).

Bullish and Bearish: Each week, Barron's publishes bullish and bearish stories on a variety of stocks. We present summaries of those stories in this portfolio. This week, there are bullish stories on Peabody Energy ( BTU), AVI BioPharma ( AVII) and Assured Guaranty ( AGO).

'Speaking of Dividends': This Barron's column highlights the latest dividend increases, initiations and cutbacks. This week there's information on Yum! Brands ( YUM) and Calavo Growers ( CVGW).

Latest Activist Purchases: Which companies are the top hedge funds chasing? This week's list includes names like Calpine ( CPN), Facet Biotech ( FACT) and WSFS Financial ( WSFS).

Top Insider Purchases of the Week: Insider purchases are a lot more predictive than insider selling. Barron's lists companies where managers are buying stock, and we build a portfolio with those companies' stocks. There has been interesting activity in Sandridge Energy ( SD), Chelsea Therapeutics International ( CHTP), Seachange International ( SEAC) and Metro Bancorp ( METR).

Research Reports: The latest analyst research reports highlighted by Barron's, including reports this week on Jefferies Group ( JEF), Iron Mountain ( IRM) and Abbott Labs ( ABT).

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