CVS shares are up 45% this year -- here's why it may be starting to turn its business around / CVS shares pop 15% on big earnings beat, even as high medical costs drag down insurance unit / CVC in running to buy Birmingham Phoenix Hundred franchise / Major CVS shareholder plans activist push, will meet with management, sources say / CVC puts online trading platform Oanda up for sale / Long-awaited $2 billion CVC debut shows the IPO market is back on track, Euronext boss says / Who's getting rich from CVC's IPO?