Lantheus Holdings, which sells medical imaging agents used in the diagnosis of cardiovascular diseases, raised $65 million by offering 10.8 million shares (upsized from 7.9 million shares) at $6, below the range of $8.50 to $10.50. Lantheus Holdings plans to list on the NASDAQ under the symbol LNTH. Lantheus Holdings initially filed confidentially on 3/25/2014. Credit Suisse, Jefferies, RBC Capital Markets and Wells Fargo Securities acted as lead managers on the deal.