ESMA issues opinion on accepted market practice by Portuguese CMVM
        
    
            
                Market Abuse
            
    
    
            
            
    
        
            Date:
            
                05 October 2022
            
        
            On 10 August 2022, the European Securities and Markets Authority (ESMA), issued an 
opinion supporting a revised Accepted Market Practice (AMP) on liquidity contracts notified by the Portuguese market reg ulator, the Comissão do mercado de valores mobiliários (CMVM).