Embed this press release by copying the code below:

<a class="rwp-pr" href="http://rwire.com/319150">Stocks on the Move: Rentech, Inc. (NASDAQ:RTK), Steel Dynamics, Inc. (NASDAQ:STLD), Vringo, Inc. (NASDAQ:VRNG), PDL BioPharma Inc</a><script>!function(){var e="rwp-platform";if(!document.getElementById(e)){var t=document.createElement("script");t.id=e,t.src=("https:"===document.location.protocol?"https":"http")+"://publisher.releasewire.com/embed.js",t.async=!0,document.body.appendChild(t)}}();</script>

Stocks on the Move: Rentech, Inc. (NASDAQ:RTK), Steel Dynamics, Inc. (NASDAQ:STLD), Vringo, Inc. (NASDAQ:VRNG), PDL BioPharma Inc