 GREENWICH, Conn.--BUSINESS WIRE--GAMCO Investors, Inc. GAMCO NYSE: GBL today reported its operating results for the quarter ended September 30, 2020. Since March, our business contingency plans have functioned well, allowing teammates to stay close to the companies we invest in and, at the same time, to focus on our clients. In July, we welcomed our team to return to the offices on a voluntary basis. In September, we asked teammates to return to the office on a full time basis with alte 