A Denver brokerage was suspended for 45 days.

The Securities and Exchange Commission took disciplinary action against Blinder, Robinson & Co. following the firm’s conviction for securities law violations. Myer Blinder, a principal in the firm, received a 90-day suspension from trading and the brokerage was barred from participating in any underwritings for two years. The firm and Myer Blinder were convicted of violating federal rules against fraud and stock manipulation in a $25-million underwriting of American Leisure Corp. stock in 1979 and 1980.