Advertisement

William Blair & Co. added 20% to its stake in medical device company NxStage Medical, which makes home hemodialysis equipment.

MassDevice.com Wall Street Beat

William Blair & Co. added 20% to its holdings in NxStage Medical (NSDQ:NXTM) last year, according to regulatory filings.

The Chicago-based investment bank owned more than 3.8 million NXTM shares as of Dec. 31, 2012, up 19.5% from the 3.2 million shares it owned at the close of 2011.

That amounts to a 6.5% stake in Lawrence, Mass.-based NxStage, which makes home hemodialysis equipment.

Advertisement
Advertisement