Mequon-based medical device manufacturer Titan Spine LLC has raised $178,043 from nine investors in a Series B round, according to a Dec. 30 filing with the SEC.

The first sale in the offering was on Aug. 1.

Peter Ullrich, Jr., chief executive officer, could not be reached for comment about this raise.

Titan Spine previously raised $202,262 in October. In June, the company raised $7.5 million from Texas private equity firm Southlake Equity Group, which now has a minority ownership stake. Read the full story here.