A while back Medco lost the FEBHP contract to Caremark. Now TheStreet.com reports that Medco is laying off some 7% of its workforce. And its stock has started to rally somewhat on the news.

THCB readers will know that I’ve never really understood what value PBMs add in the chain. It appears that with the announcement that 50 big employers are starting their own buying group, others share that view.