CSC Financial (SHA:601066) posted first-quarter net profit attributable to shareholders of 1.84 billion yuan, up 50% from 1.23 billion yuan the previous year.
Earnings per share rose to 0.20 yuan from 0.12 yuan, according to a filing with the Shanghai bourse.
The securities company's revenue was up 15% year over year to 4.92 billion yuan from 4.29 billion yuan.
Shares of CSC Financial rose 1% in recent trade.