Singapore- Inspire Medical Systems, which sells an implanted device for treating obstructive sleep apnea, raised $108 million by offering 6.75 million shares at $16, the high end of the range of $14 to $16. It had previously filed to offer 5.0 million shares at the same range. Inspire Medical Systems plans to list on the NYSE under the symbol INSP. BofA Merrill Lynch and Goldman Sachs acted as lead managers on the deal.

The debut date has not been announced yet.