In the following video, Fool contributor Matt Thalman points out one big reason why he believes opening a new position in Hewlett-Packard (NYSE:HPQ) is not worth the risk today. While Matt feels that Meg Whitman has, up to this point, performed wonderfully in pulling the struggling technology company back from the edge of the cliff, the turnaround strategy still has a number of hurdles to overcome, and too many things still have to go according to plan. 

Fool contributor Matt Thalman has no position in any stocks mentioned. The Motley Fool has no position in any of the stocks mentioned. Check back Monday through Friday as Matt explains what caused the Dow's winners and losers of the day, and every Saturday for a weekly recap. Follow Matt on Twitter @mthalman5513. Try any of our Foolish newsletter services free for 30 days. We Fools may not 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.