Differences between common stock and preferred stock.

Common Stock Preferred Stock
Dividends √ (if dividends is declared) √ (fixed)
Voting Rights ×
From investor's view care about growth and profitability of the company like bonds, care about interest
Type of Return 1\. cappital appreciation 2\. dividend payments fixed dividends (like interest)
Order of Claims (after bankrupcy) fourth(last) second