All 10 of the NYSE's biggest decliners are stocks of Argentina-based companies

The U.S.-listed shares of Argentina-based companies dominated the biggest-decliners list on the NYSE, in the wake of the surprise outcome in Argentina's primary election that suggests Presicent Mauricio Macri will have a hard time holding onto power. Among the biggest losers, shares of Loma Negra Compania Industrial Argentina S.A. plummeted 56.9%, Empresa Distribuidora y Comercializadora Norte S.A. tumbled 53.1%, Central Puerto S.A. sank 52.7%, BBVA Banco Frances S.A. plunged 50.2% and Grupo Supervielle S.A. gave up 49.0%. Meanwhile, the Global X MSCI Argentina ETF dropped 23.9%, after rising 8.9% amid a 4-day win streak leading up to the election. The ETF was still up 8.2% year to date, while the S&P 500 was up 15.3%.

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