Westfield Capital Management Co. LP lifted its stake in Lantheus Holdings, Inc. (NASDAQ:LNTH – Free Report) by 20.8% during the 4th quarter, HoldingsChannel reports. The fund owned 1,563,181 shares of the medical equipment provider’s stock after buying an additional 268,790 shares during the period. Westfield Capital Management Co. LP’s holdings in Lantheus were worth $96,917,000 […]