JStar Holding YMAT Slides 755 as Stock Nears Critical Support Virtus Dividend Interest Premium Strategy Fund NFJ Sees Modest Uptick as Yield Attracts Interest Manulife Financial MFC Holds Near Resistance After Modest Uptick Chaince Digital Holdings CD Surges 1678 Tests Key Resistance at 906 Rambus Inc RMBS Slips 18 as Stock Tests Support Zone Near 14669