Both companies are in the aesthetic-medicine-device business. The nominal deal price is $294M. The nominal premium relative to PMTI’s closing price on 3/15/13 is only 8%, but PMTI ran up 5% Friday on high volume, so there could have been some news leakage.
“The efficient-market hypothesis may be the foremost piece of B.S. ever promulgated in any area of human knowledge!”