Fortune 500 rank: 392
2008 revenue: $6.3 billion
2008 total shareholder return: 22.2%
Geriatric pharmaceutical company Omnicare is benefiting from aging baby boomers, providing health care to over a million residents in assisted living homes and other facilities. The company announced its acquisition of Advanced Care Scripts in July, and boosted earnings per share by some 40%, helping lift shares by more than 20%.
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Last updated April 20 2009: 1:34 PM ET