NEW YORK–(BUSINESS WIRE)–Jefferies Financial Group Inc. (NYSE: JEF): Q1 Financial Highlights Net earnings attributable to common shareholders of $134 million, or $0.54 per diluted share Annualized return on adjusted tangible equity of 7.1%1 Total net revenues of $1.28 billion Investment Banking net revenues of $568 million, slightly above the fourth quarter, with increases in both equity and debt underwriting offsetting a decline in advisory Capital Markets net revenues of $639 million, our f My Business Wire News