NEW YORK--(BUSINESS WIRE)--Macquarie Infrastructure Corporation (NYSE:MIC) announced an adjustment to the conversion ratio applicable to its 2.875% Convertible Senior Notes due 2019. The conversion ratio for the Notes increased to 11.8273 shares of common stock per $1000 principal amount effective July 15, 2015. This adjustment reflects the impact of dividends paid by the Company during the previous year. About Macquarie Infrastructure Corporation Macquarie Infrastructure Corporation owns, oper