After soaring yesterday on a JPMorgan upgrade, Rambus (RMBS -2%) is slipping following news a...

|By:, SA News Editor

After soaring yesterday on a JPMorgan upgrade, Rambus (RMBS -2%) is slipping following news a U.S. judge will examine an Elpida patent sale to Rambus in advance of Elpida's acquisition by Micron (MU). The decision has raised hopes among disgruntled Elpida bondholders a broader review of the Elpida-Micron deal will occur. U.S. courts can't block the deal, already approved by a Japanese bankruptcy court, but can place restrictions on the transfer of Elpida's U.S. assets.