KEY POINTS
  • Argentina's President Mauricio Macri lost by a far greater margin that expected in primary elections on Sunday, casting serious doubt over the incumbent's re-election chances in October.
  • The surprise result set off a shockwave in financial markets, with the peso closing 15% weaker at 53.5 per U.S. dollar and Argentina's stock market plunging more than 30%.
  • "We are going to get a spill over (or) contagion of some sort," Andrea Iannelli, investment director at Fidelity International, told CNBC's "Squawk Box Europe" on Tuesday.
Argentine President Mauricio Macri, who has been defeated in the primary elections for the reelection, during a press conference at the Casa Rosada, the government house, in Buenos Aires, Argentina, Monday, Aug. 12, 2019.

The risk of contagion has flared-up following a stock market and currency crash in South America's second-largest country, analysts told CNBC on Tuesday.

Argentina's President Mauricio Macri lost by a far greater margin than expected in primary elections on Sunday, casting serious doubt over the incumbent's re-election chances in October.