The following video is from Friday's Motley Fool Money weekly roundtable discussion, with host Chris Hill, along with analysts Ron Gross, Charly Travers, and Joe Magyer.

This week, why Apple's (NASDAQ: AAPL) Apple Maps isn't finished, more strong new leadership at Yahoo! (NASDAQ: YHOO), Berkshire Hathaway's (NYSE: BRK-A) latest big buy, Costco (NASDAQ: COST) and its sky-high multiple, beverage giant Diageo's (NYSE: DEO) next target for acquisition, the reason so many people were Googling Arena Pharmaceuticals (NASDAQ: ARNA) this year, and three stocks the guys think you should have your eye on this week.

Chris Hill, Joe Magyer, and Charly Travers have no positions in the stocks mentioned above. Ron Gross owns shares of Costco Wholesale.The Motley Fool owns shares of Apple, Costco Wholesale, and McDonald's. Motley Fool newsletter services recommend Apple, Costco Wholesale, Diageo, and McDonald's. Try any of our Foolish newsletter services free for 30 days. We Fools don't all hold the same opinions, but we all believe that considering a diverse range of insights makes us better investors. The Motley Fool has a disclosure policy.