American Tower (NYSE: AMT) prices $850M 4.700% senior notes offering due 2032

Rhea-AI Filing Summary

American Tower Corporation reported that it has priced a new registered public offering of senior unsecured notes due 2032 with an aggregate principal amount of $850.0 million. These 2032 notes will bear interest at a fixed rate of 4.700% per year and are being sold at 99.685% of their face value, slightly below par, which effectively increases the yield to investors. The notes are unsecured obligations of the company and extend its debt maturity profile out to 2032.

Insights

Credit and capital structure analyst

American Tower adds $850M of 2032 senior notes at 4.7% coupon.

American Tower is issuing senior unsecured notes due 2032 with an aggregate principal amount of $850.0 million. The fixed coupon of 4.700% and issue price of 99.685% indicate long-term funding at a moderate premium to benchmark rates, typical for investment-grade corporate debt.

This transaction lengthens the company’s debt maturity profile and provides additional long-dated capital, which can support ongoing operations or investment needs, depending on how the funds are ultimately used. Because the notes are senior unsecured, they rank alongside other unsecured obligations rather than being backed by specific assets.

Investors may compare the 4.700% coupon and 2032 maturity to American Tower’s existing notes listed on the exchange to understand relative pricing across its curve. Subsequent disclosures may detail how the proceeds are applied and whether any existing debt is refinanced in connection with this issuance.

8-K Event Classification

2 items: 8.01, 9.01

2 items

Item 8.01 Other Events Other

Voluntary disclosure of events the company deems important to shareholders but not covered by other items.

Item 9.01 Financial Statements and Exhibits Exhibits

Financial statements, pro forma financial information, and exhibit attachments filed with this report.

Understanding 8-K Material Events →

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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

WASHINGTON D.C. 20549

FORM 8-K

CURRENT REPORT PURSUANT

TO SECTION 13 OR 15(d) OF THE

SECURITIES EXCHANGE ACT OF 1934

Date of Report (Date of Earliest Event Reported): December 2, 2025

AMERICAN TOWER CORPORATION

(Exact Name of Registrant as Specified in Charter)

Delaware

001-14195

65-0723837

(State or Other Jurisdiction of Incorporation)

(Commission File Number)

(I.R.S. Employer Identification No.)

116 Huntington Avenue

Boston, Massachusetts 02116

(Address of Principal Executive Offices) (Zip Code)

(617) 375-7500

(Registrant's telephone number, including area code)

Not Applicable

(Former name or former address, if changed since last report.)

Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):

☐ Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)

☐ Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)

☐ Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))

☐ Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))

Securities registered pursuant to Section 12(b) of the Act:

Title of each class			Trading Symbol(s)			Name of each exchange on which registered
Common Stock, $0.01 par value			AMT			New York Stock Exchange
1.950% Senior Notes due 2026			AMT 26B			New York Stock Exchange
0.450% Senior Notes due 2027			AMT 27C			New York Stock Exchange
0.400% Senior Notes due 2027			AMT 27D			New York Stock Exchange
4.125% Senior Notes due 2027			AMT 27F			New York Stock Exchange
0.500% Senior Notes due 2028			AMT 28A			New York Stock Exchange
0.875% Senior Notes due 2029			AMT 29B			New York Stock Exchange
0.950% Senior Notes due 2030			AMT 30C			New York Stock Exchange
3.900% Senior Notes due 2030			AMT 30D			New York Stock Exchange
4.625% Senior Notes due 2031			AMT 31B			New York Stock Exchange
1.000% Senior Notes due 2032			AMT 32			New York Stock Exchange
3.625% Senior Notes due 2032			AMT 32B			New York Stock Exchange
1.250% Senior Notes due 2033			AMT 33			New York Stock Exchange
4.100% Senior Notes due 2034			AMT 34A			New York Stock Exchange

Indicate by check mark whether the registrant is an emerging growth company as defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging growth company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.☐

Item 8.01 Other Events.

On December 2, 2025, American Tower Corporation issued a press release (the “Press Release”) announcing that it had priced its registered public offering of senior unsecured notes due 2032 (the “2032 notes”) in an aggregate principal amount of $850.0 million.

The 2032 notes will have an interest rate of 4.700% per annum and are being issued at a price equal to 99.685% of their face value.

A copy of the Press Release is filed herewith as Exhibit 99.1 and is incorporated herein by reference.

Item 9.01    Financial Statements and Exhibits.

(d)    Exhibits

Exhibit No.						Description
99.1						Press Release, dated December 2, 2025.
104						Cover Page Interactive Data File (embedded within the Inline XBRL document).

SIGNATURE

Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.

						AMERICAN TOWER CORPORATION
						(Registrant)
Date:			December 2, 2025			By:			/s/ Rodney M. Smith
									Rodney M. Smith
									Executive Vice President, Chief Financial Officer and Treasurer

FAQ

What did American Tower (AMT) announce in this 8-K filing?

American Tower announced that it has priced a registered public offering of senior unsecured notes due 2032 with an aggregate principal amount of $850.0 million. The notes carry a fixed interest rate and will be issued slightly below face value.

What is the size of American Tower's new senior notes due 2032?

The new senior unsecured notes due 2032 have an aggregate principal amount of $850.0 million, as disclosed in the filing.

What interest rate will American Tower's 2032 notes pay?

The 2032 senior notes will bear interest at a rate of 4.700% per annum, providing investors with a fixed coupon over the life of the notes.

At what price are American Tower's 2032 notes being issued?

The 2032 notes are being issued at a price equal to 99.685% of their face value, meaning they are sold at a small discount to par.

Are American Tower's new 2032 notes secured or unsecured?

The filing states that the offering consists of senior unsecured notes due 2032, which rank as general unsecured obligations of American Tower Corporation.

Where can investors find more details on American Tower's 2032 note offering?

Additional details are provided in a press release dated December 2, 2025, which is attached as Exhibit 99.1 and incorporated by reference into the filing.