Gamco Investors (NYSE:GBL)’s share price reached a new 52-week low during trading on Friday , Marketbeat reports. The company traded as low as $52.98 and last traded at $53.61, with a volume of 18,170 shares traded. The stock had previously closed at $54.52. Separately, Zacks upgraded shares of Gamco Investors from a “strong sell” rating […]