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

Barron's Insider Purchases: This week's insider purchases. We provide a little more color by detailing who it is that's doing the buying. This week's portfolio of 15 companies with insider purchases includes Sun Microsystems ( SUNW).


Barron's Research Reports: Every week Barron's publishes research reports on various small-cap and mid-cap companies. We provide a portfolio of those stocks with synopses of the reports. This week's list includes reports on Portfolio Recovery Associates ( PRAA) and Flextronics ( FLEX).


Bullish and Bearish: The stocks profiled in individual stories in this week's Barron's. Among the stocks featured, Barron's was bullish on Limited Brands ( LTD).


Barron's Activist Situations: Each week Barron's picks out the most interesting situations in which activist investors are clamoring for change. This week's list includes some possible activity on Reuters Group ( RTRSY) and some definite rattling at Building Materials ( BLG).


Speaking of Dividends: Which companies this week are boosting their dividends? This week's article includes an interesting one-time payment from Books-A-Million ( BAMM).


Barron's Mispriced Growth: Michael Santoli identifies the companies for which the market is not giving enough credit for their growth. He believes these names are cheap and ready to pop.

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