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5 of Last Week's Biggest Winners

http://www.fool.com/investing/general/2013/11/10/5-of-last-weeks-biggest-winners.aspx

Rick Munarriz
November 10, 2013

What's better than momentum? Mo' momentum. Let's take a closer look at five of this past week's biggest scorchers.

Company

Nov. 8

Weekly Gain

AK Steel (NYSE: AKS)

$5.38

17%

Geron (NASDAQ: GERN)

$4.61

17%

Universal Display (NASDAQ: OLED)

$36.61

16%

3D Systems (NYSE: DDD)

$70.40

12%

Organovo (NYSEMKT: ONVO)

$8.20

10%

Source: Barron's.

Let's start with AK Steel. The producer of flat-rolled carbon, stainless, and electrical steels moved higher after jacking up its prices. AK Steel announced that the current spot market base prices for all of its carbon flat-rolled steel products will increase by $30 per ton. That will improve the company's margins.

Geron moved sharply higher after an abstract posted online showed promising results for its potentially promising myelofibrosis treatment. In a Mayo Clinic study, five of 18 patients in the abstract analysis achieved at least partial remission. The stock had more than doubled at one point, but it gave back most of those gains as the initial euphoric response settled. 

Universal Display lit up the room after posting