SAN DIEGO--(BUSINESS WIRE)--Sequenom, Inc. (NASDAQ:SQNM) today announced that it has closed the previously announced sale of $20.0 million of its common stock to several new and existing unaffiliated institutional investors. Under the terms of the transaction, Sequenom sold 6,666,666 shares at $3.00 per share. The aggregate net proceeds of the offering, after deducting the placement agents’ fees and estimated offering expenses payable by Sequenom, are expected to be approximately $18.4 million.