silvergate capital corp si stock fell 75 in premarket trades friday after the company said it is suspending dividends on its 5375 fixed rate noncumulative perpetual preferred stock series a in order to preserve capital the company said it’s making the move to maintain a “highly liquid balance sheet with a strong capital position as it navigates recent volatility in the digital asset industry” silvergate said its cash position currently exceeds its digital asset customerrelated deposits as market conditions evolve silvergate said it will continue to study payment of quarterly dividends on the preferred stock