American Tower Corporation filed a Form 8-K with the U.S. Securities and Exchange Commission on September 9, 2026, disclosing the pricing of a registered public offering of three tranches of senior unsecured notes totaling $1.6 billion in aggregate principal.

Key Highlights

  • Three-tranche offering: American Tower priced senior unsecured notes due 2031, 2033, and 2036, with aggregate principal amounts of $500.0 million, $500.0 million, and $600.0 million, respectively.
  • 2031 notes rate: The notes due 2031 carry an interest rate of 5.300% per annum and are being issued at 99.718% of face value.
  • 2033 notes rate: The notes due 2033 carry an interest rate of 5.560% per annum and are being issued at 99.776% of face value.
  • 2036 notes rate: The notes due 2036 carry an interest rate of 5.750% per annum and are being issued at 99.497% of face value.
  • Signed by CFO: The filing was signed by Rodney M. Smith, Executive Vice President, Chief Financial Officer and Treasurer.

American Tower's Three-Tranche Senior Note Pricing Details

According to the filing, American Tower Corporation (NYSE:AMT) issued a press release on September 9, 2026, announcing the pricing of a registered public offering of senior unsecured notes across three separate maturities. The company disclosed aggregate principal amounts of $500.0 million for the notes due 2031, $500.0 million for the notes due 2033, and $600.0 million for the notes due 2036, bringing the combined total to $1.6 billion.

The filing specifies the interest rate and issuance price for each tranche. The 2031 notes will bear interest at 5.300% per annum and are being issued at 99.718% of their face value. The 2033 notes will bear interest at 5.560% per annum and are being issued at 99.776% of their face value. The 2036 notes will bear interest at 5.750% per annum and are being issued at 99.497% of their face value. All three tranches are described as senior unsecured notes in a registered public offering.

The 8-K was filed under Item 8.01 (Other Events) and incorporates by reference a press release filed as Exhibit 99.1, dated September 9, 2026. The registrant is incorporated in Delaware, headquartered at 222 Berkeley Street, Boston, Massachusetts 02116, and has common stock as well as multiple series of senior notes listed on the New York Stock Exchange.

What Was Disclosed

American Tower Corporation disclosed the September 9, 2026 pricing of three tranches of registered senior unsecured notes totaling $1.6 billion in aggregate principal, with maturities in 2031, 2033, and 2036, and interest rates of 5.300%, 5.560%, and 5.750%, respectively.