Looks like the analysts pumped CVS to generate liquidity so their large clients (smart money) can unload.
Look at a chart of CVS and you'll see it's a parabolic spike in need of a retracement.
For the next two weeks, the only thing driving CVS shares will be a large incentive to take profits in 2012 to get the favorable 15% tax treatment for l.t. Capital Gains.
Just remember: Trees don't grow to the sky.