Shares of all 30 components of the Dow Jones Industrial Average /zigman2/quotes/210598065/realtime DJIA +1.09% are trading lower in Monday's premarket, led by financials, as part of a global equity selloff sparked by concerns over the collateral damage from the potential default by China-base real estate developer Evergrande Group /zigman2/quotes/202468092/composite EGRNY +1.35% /zigman2/quotes/208605330/delayed HK:3333 -3.91% . Among the biggest early decliners, shares of American Express Co. /zigman2/quotes/203805826/composite AXP +2.51% sank 2.9%, Goldman Sachs Group Inc. /zigman2/quotes/209237603/composite GS +3.80% gave up 2.5% and J.P. Morgan Chase & Co. /zigman2/quotes/205971034/composite JPM +1.92% shed 2.5%. The most active Dow stock was Apple Inc.'s /zigman2/quotes/202934861/composite AAPL +0.75% , which slid 1.2%. The best performer was Traveler Companies Inc.'s stock /zigman2/quotes/206313935/composite TRV -0.67% , which slipped just 0.1%. Meanwhile, Dow futures /zigman2/quotes/210407078/delayed YM00 +0.05% tumbled 540 points, or 1.6%.