Why Are Viacom's Share Classes Trading So Far Apart? By: Benzinga via Benzinga August 15, 2017 at 10:45 AM EDT The two classes of Viacom stock, the Viacom, Inc. (NASDAQ: VIA) voting rights shares and the Viacom, Inc. (NASDAQ: VIAB) non-voting ... Read More >> Related Stocks: Bio-Techne Corp Via Renewables Inc Cl A Viacom