Northstar Asset Management LLC decreased its holdings in SPDR S&P Biotech ETF (NYSEARCA:XBI – Free Report) by 2.7% in the 3rd quarter, Holdings Channel.com reports. The firm owned 8,675 shares of the exchange traded fund’s stock after selling 245 shares during the period. Northstar Asset Management LLC’s holdings in SPDR S&P Biotech ETF were worth […]