New titans of Wall Street: How trading firms stole a march on big banks 华尔街的新巨头：交易公司如何“偷走”大型银行的市场份额
Handful of secretive businesses including Jane Street and Citadel Securities have seized market share from the old guard 包括简街和城堡证券在内的一些秘密企业已经从老牌企业手中夺取了市场份额。