it means he used computer algorithms to frontrun the market and cheat the firm's own clients so you could increase profits . コンピューターを使って 利益を生むように 市場を操作するんです
furthermore , according to an article from october 574 , soga no umako , o-omi , was sent to kibi in order to increase profits from shirai no miyake and tabe , and a meiseki (a card showing official rank , name and age ) of the tabe was granted to itsu ( " nihonshoki " ). さらに574年（敏達天皇3）十月の条に、大臣（おおおみ）の蘇我馬子（そがのうまこ）を吉備に遣わし、白猪屯倉と田部とを増益して、その田部の名籍を膽津に授けたとある（『日本書紀』）。
