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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): January 28, 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 classTrading Symbol(s)Name of each exchange on which registered
Common Stock, $0.01 par value AMTNew York Stock Exchange
1.375% Senior Notes due 2025AMT 25ANew York Stock Exchange
1.950% Senior Notes due 2026AMT 26BNew York Stock Exchange
0.450% Senior Notes due 2027AMT 27CNew York Stock Exchange
0.400% Senior Notes due 2027AMT 27DNew York Stock Exchange
4.125% Senior Notes due 2027AMT 27FNew York Stock Exchange
0.500% Senior Notes due 2028AMT 28ANew York Stock Exchange
0.875% Senior Notes due 2029AMT 29BNew York Stock Exchange
0.950% Senior Notes due 2030AMT 30CNew York Stock Exchange
3.900% Senior Notes due 2030AMT 30DNew York Stock Exchange
4.625% Senior Notes due 2031AMT 31BNew York Stock Exchange
1.000% Senior Notes due 2032AMT 32New York Stock Exchange
1.250% Senior Notes due 2033AMT 33New York Stock Exchange
4.100% Senior Notes due 2034AMT 34ANew 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 1.01    Entry into a Material Definitive Agreement.

On January 28, 2025, American Tower Corporation (the “Company”) entered into three separate amendment agreements (each an “Amendment” and collectively, the “Amendments”) to amend the agreements for each of its (i) multicurrency senior unsecured revolving credit facility, as amended and restated on December 8, 2021, as further amended, with Toronto Dominion (Texas) LLC (“TD”) as Administrative Agent (as defined therein) (the “2021 Multicurrency Credit Facility”), (ii) senior unsecured revolving credit facility, as amended and restated on December 8, 2021, as further amended, with TD as Administrative Agent (as defined therein) (the “2021 Credit Facility”) and (iii) unsecured term loan, as amended and restated on December 8, 2021, as further amended, with Mizuho Bank, Ltd. as Administrative Agent (as defined therein) (the “2021 Term Loan” and, collectively with the 2021 Multicurrency Credit Facility and the 2021 Credit Facility, the “Loans”).

The Amendments to the Loans, among other things, (i) extend the maturity dates of the 2021 Multicurrency Credit Facility and the 2021 Credit Facility to January 28, 2028 and January 28, 2030, respectively, (ii) extend the maturity date of the 2021 Term Loan to January 28, 2028, and (iii) update the Applicable Margins (as defined in the Amendments).

Except as described above, all of the other material terms of the Loans remain in full force and effect.

The foregoing description is only a summary of certain provisions of the Amendments and is qualified in its entirety by the terms of the Amendments, copies of which will be filed as exhibits to the Company’s Annual Report on Form 10-K for the year ended December 31, 2024.

Item 2.03    Creation of a Direct Financial Obligation or an Obligation under an Off-Balance Sheet Arrangement of a Registrant.

Please refer to the discussion under Item 1.01 above, which is incorporated under this Item 2.03 by reference.


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:January 28, 2025By:/s/ Rodney M. Smith
Rodney M. Smith
Executive Vice President, Chief Financial Officer and Treasurer


v3.24.4
Cover Cover
Jan. 28, 2025
Entity Information [Line Items]  
Document Type 8-K
Document Period End Date Jan. 28, 2025
Entity Incorporation, State or Country Code DE
Entity File Number 001-14195
Entity Tax Identification Number 65-0723837
Entity Address, Address Line One 116 Huntington Avenue
Entity Address, City or Town Boston
Entity Address, State or Province MA
Entity Address, Postal Zip Code 02116
City Area Code 617
Local Phone Number 375-7500
Written Communications false
Soliciting Material false
Pre-commencement Tender Offer false
Pre-commencement Issuer Tender Offer false
Entity Emerging Growth Company false
Entity Registrant Name AMERICAN TOWER CORP /MA/
Entity Central Index Key 0001053507
Amendment Flag false
NEW YORK STOCK EXCHANGE, INC. | Common Stock  
Entity Information [Line Items]  
Title of 12(b) Security Common Stock, $0.01 par value
Trading Symbol AMT
Security Exchange Name NYSE
NEW YORK STOCK EXCHANGE, INC. | 1.375% Senior Notes due 2025  
Entity Information [Line Items]  
Title of 12(b) Security 1.375% Senior Notes due 2025
Trading Symbol AMT 25A
Security Exchange Name NYSE
NEW YORK STOCK EXCHANGE, INC. | 1.950% Senior Notes due 2026  
Entity Information [Line Items]  
Title of 12(b) Security 1.950% Senior Notes due 2026
Trading Symbol AMT 26B
Security Exchange Name NYSE
NEW YORK STOCK EXCHANGE, INC. | Zero Point Four Five Zero Percent Senior Notes, Due 2027  
Entity Information [Line Items]  
Title of 12(b) Security 0.450% Senior Notes due 2027
Trading Symbol AMT 27C
Security Exchange Name NYSE
NEW YORK STOCK EXCHANGE, INC. | Zero Point Five Zero Percent Senior Notes Due 2028 [Member]  
Entity Information [Line Items]  
Title of 12(b) Security 0.500% Senior Notes due 2028
Trading Symbol AMT 28A
Security Exchange Name NYSE
NEW YORK STOCK EXCHANGE, INC. | One Point Zero Percent Senior Notes Due 2032  
Entity Information [Line Items]  
Title of 12(b) Security 1.000% Senior Notes due 2032
Trading Symbol AMT 32
Security Exchange Name NYSE
NEW YORK STOCK EXCHANGE, INC. | Zero Point Eight Seven Five Percent Senior Notes, Due  
Entity Information [Line Items]  
Title of 12(b) Security 0.875% Senior Notes due 2029
Trading Symbol AMT 29B
Security Exchange Name NYSE
NEW YORK STOCK EXCHANGE, INC. | One Point Two Five Zero Percent Senior Notes, Due 2033  
Entity Information [Line Items]  
Title of 12(b) Security 1.250% Senior Notes due 2033
Trading Symbol AMT 33
Security Exchange Name NYSE
NEW YORK STOCK EXCHANGE, INC. | 0.400% Senior Notes Due 2027  
Entity Information [Line Items]  
Title of 12(b) Security 0.400% Senior Notes due 2027
Trading Symbol AMT 27D
Security Exchange Name NYSE
NEW YORK STOCK EXCHANGE, INC. | 0.950% Senior Notes Due 2030  
Entity Information [Line Items]  
Title of 12(b) Security 0.950% Senior Notes due 2030
Trading Symbol AMT 30C
Security Exchange Name NYSE
NEW YORK STOCK EXCHANGE, INC. | 4.125% Senior Notes due 2027  
Entity Information [Line Items]  
Title of 12(b) Security 4.125% Senior Notes due 2027
Trading Symbol AMT 27F
Security Exchange Name NYSE
NEW YORK STOCK EXCHANGE, INC. | 4.625% Senior Notes Due 2031  
Entity Information [Line Items]  
Title of 12(b) Security 4.625% Senior Notes due 2031
Trading Symbol AMT 31B
Security Exchange Name NYSE
NEW YORK STOCK EXCHANGE, INC. | 3.900% Senior Notes Due 2030  
Entity Information [Line Items]  
Title of 12(b) Security 3.900% Senior Notes due 2030
Trading Symbol AMT 30D
Security Exchange Name NYSE
NEW YORK STOCK EXCHANGE, INC. | 4.100% Senior Notes due 2034  
Entity Information [Line Items]  
Title of 12(b) Security 4.100% Senior Notes due 2034
Trading Symbol AMT 34A
Security Exchange Name NYSE
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