Benzinga's Volume Movers
June 24, 2013 at 10:17 AM EDT
Vanguard Health Systems (NYSE: VHS ) surged 64.69% to $20.67. The volume of Vanguard Health shares traded was 24639% higher than normal. Tenet Healthcare (NYSE: THC ) announced its plans to acquire Vanguard Health for $4.3 billion including debt. Keynote Systems (NASDAQ: KEYN ) shares moved up 46.34%
