Cambridge Endoscopic Devices Inc. and Stemgent Inc. each made quick gains from multi-million dollar equity offerings that opened April 30.
Cambridge Endo, an endoscopic surgical tool maker based in Framingham, Mass., sold to one individual $3 million of a $7.5 million offering, according to Securities & Exchange Commission filings. CEO Woojin Lee and directors Walter Winshall and Phil Henderson were listed as principals in the deal.