BOSTON--(BUSINESS WIRE)--American Tower Corporation (NYSE: AMT) today announced the pricing of its registered public offering of senior unsecured notes due 2029 and 2034 in aggregate principal amounts of $650.0 million and$650.0 million, respectively. The 2029 notes will have an interest rate of 5.200% per annum and are being issued at a price equal to 99.638% of their face value. The 2034 notes will have an interest rate of 5.450% per annum and are being issued at a price equal to 99.285% of their face va ...