Guinness Atkinson Funds – SmartETFs Advertising & Marketing ETF (MRAD) gains 0.85% in Light Trading on September 3 Marketing Guinness Atkinson Funds – SmartETFs Advertising & Marketing ETF (MRAD) gains 0.85% in Light Trading on September 3 Sherry E. Rowe September 4, 2021 Previous Price tag $ Last Trade Adjust $ Transform % % Open $ Prev Near $ Significant... Read More Read more about Guinness Atkinson Funds – SmartETFs Advertising & Marketing ETF (MRAD) gains 0.85% in Light Trading on September 3