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as of 03-13-2026 3:44pm EST

$183.38
+$3.51
+1.95%
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American Tower owns and operates about 150,000 wireless towers throughout the US, Asia, Latin America, Europe, and Africa. It also owns and/or operates 30 data centers in 11 US markets after acquiring CoreSite. The company's customer base in the tower business is very concentrated, with most revenue in each market generated by the top three or four mobile carriers. The company operates more than 40,000 towers in the US, which accounted for about half of total revenue in 2025. Outside the US, American Tower operates about 47,000 towers in Latin America (dominated by Brazil), 33,000 towers in Europe, and 28,000 towers in Africa. American Tower operates as a REIT.

Founded: 1995 Country:
United States
United States
Employees: N/A City: BOSTON
Market Cap: 87.9B IPO Year: 1998
Target Price: $220.21 AVG Volume (30 days): 2.5M
Analyst Decision: Buy Number of Analysts: 14
Dividend Yield:
3.78%
Dividend Payout Frequency: quarterly
EPS: 5.40 EPS Growth: 12.03
52 Week Low/High: $166.88 - $234.33 Next Earning Date: 05-27-2026
Revenue: $10,644,600,000 Revenue Growth: 5.11%
Revenue Growth (this year): 2.81% Revenue Growth (next year): 3.69%
P/E Ratio: 33.30 Index:
Free Cash Flow: 3.8B FCF Growth: N/A

AI-Powered AMT Daily Prediction

Machine learning model trained on 25+ technical indicators

Updated 3 days ago

AI Recommendation

hold
Model Accuracy: 69.28%
69.28%
Confidence

Disclaimer: This prediction is generated by an AI model and should not be considered as financial advice. Always conduct your own research and consult with financial professionals before making investment decisions.

Stock Insider Trading Activity of American Tower Corporation (REIT) (AMT)

Buy
AMT Mar 10, 2026

Avg Cost/Share

$185.30

Shares

2,671

Total Value

$494,936.30

Owned After

4,936

SEC Form 4

Dowling Ruth T

EVP, Chief Admin Ofr, GC & Sec

Sell
AMT Mar 4, 2026

Avg Cost/Share

$188.51

Shares

682

Total Value

$128,563.82

Owned After

31,047

SEC Form 4

Vondran Steven O

President and CEO

Sell
AMT Mar 4, 2026

Avg Cost/Share

$188.85

Shares

33,482

Total Value

$6,309,966.96

Owned After

123,772

SEC Form 4

Form 1 Form 2
Noel Eugene M

EVP & Chief Operating Officer

Sell
AMT Mar 2, 2026

Avg Cost/Share

$190.77

Shares

41,209

Total Value

$7,872,919.89

Owned After

65,559

SEC Form 4

Dowling Ruth T

EVP, Chief Admin Ofr, GC & Sec

Sell
AMT Feb 27, 2026

Avg Cost/Share

$186.16

Shares

656

Total Value

$122,120.96

Owned After

31,047

SEC Form 4

Meyer Robert Joseph JR

SVP & Chief Accounting Officer

Sell
AMT Feb 27, 2026

Avg Cost/Share

$186.73

Shares

4,454

Total Value

$831,695.42

Owned After

24,461

SEC Form 4

Earnings Transcripts

SEC 8-K filings with transcript text

View All
2025
Q4

Q4 2025 Earnings

8-K BUY

Feb 24, 2026 · 100% conf.

AI Prediction BUY

1D

+1.00%

$192.09

Act: -4.05%

5D

+3.16%

$196.20

Act: +0.03%

20D

+3.74%

$197.30

Price: $190.19 Prob +5D: 100% AUC: 1.000
0001053507-26-000032

amt-20260224AMERICAN TOWER CORP /MA/0001053507false00010535072026-02-242026-02-240001053507us-gaap:CommonStockMemberexch:XNYS2026-02-242026-02-240001053507amt:A1950SeniorNotesDue2026Memberexch:XNYS2026-02-242026-02-240001053507amt:A0450SeniorNotesDue2027Memberexch:XNYS2026-02-242026-02-240001053507amt:A0400SeniorNotesDue2027Memberexch:XNYS2026-02-242026-02-240001053507amt:A4125SeniorNotesDue2027Memberexch:XNYS2026-02-242026-02-240001053507amt:A0500SeniorNotesDue2028Memberexch:XNYS2026-02-242026-02-240001053507amt:A0875SeniorNotesDue2029Memberexch:XNYS2026-02-242026-02-240001053507amt:A0950SeniorNotesDue2030Memberexch:XNYS2026-02-242026-02-240001053507amt:A3.900SeniorNotesDue2030Memberexch:XNYS2026-02-242026-02-240001053507amt:A4625SeniorNotesDue2031Memberexch:XNYS2026-02-242026-02-240001053507amt:A1.000SeniorNotesDue2032Memberexch:XNYS2026-02-242026-02-240001053507amt:A3.625SeniorNotesDue2032Memberexch:XNYS2026-02-242026-02-240001053507amt:A1250SeniorNotesDue2033Memberexch:XNYS2026-02-242026-02-240001053507amt:A4.100SeniorNotesDue2034Memberexch:XNYS2026-02-242026-02-24

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): February 24, 2026

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.)

222 Berkeley Street 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 1.950% 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 3.625% Senior Notes due 2032AMT 32BNew 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 2.02    Results of Operations and Financial Condition.

On February 24, 2026, American Tower Corporation (the “Company”) issued a press release (the “Press Release”) announcing financial results for the year ended December 31, 2025. A copy of the Press Release is furnished herewith as Exhibit 99.1.

Exhibit 99.1 is furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall such exhibit be deemed incorporated by reference in any filing made by the Company under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.

Item 9.01    Financial Statements and Exhibits.

(d)    Exhibits

Exhibit No. Description

99.1 Press Release, dated February 24, 2026 (Furnished herewith).

104Cover 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

2025
Q3

Q3 2025 Earnings

8-K

Oct 28, 2025

0001053507-25-000147

amt-20251028AMERICAN TOWER CORP /MA/0001053507false00010535072025-10-282025-10-280001053507exch:XNYSus-gaap:CommonStockMember2025-10-282025-10-280001053507exch:XNYSamt:A1950SeniorNotesDue2026Member2025-10-282025-10-280001053507exch:XNYSamt:A0450SeniorNotesDue2027Member2025-10-282025-10-280001053507exch:XNYSamt:A0400SeniorNotesDue2027Member2025-10-282025-10-280001053507exch:XNYSamt:A4125SeniorNotesDue2027Member2025-10-282025-10-280001053507exch:XNYSamt:A0500SeniorNotesDue2028Member2025-10-282025-10-280001053507exch:XNYSamt:A0875SeniorNotesDue2029Member2025-10-282025-10-280001053507exch:XNYSamt:A0950SeniorNotesDue2030Member2025-10-282025-10-280001053507exch:XNYSamt:A3.900SeniorNotesDue2030Member2025-10-282025-10-280001053507exch:XNYSamt:A4625SeniorNotesDue2031Member2025-10-282025-10-280001053507exch:XNYSamt:A1.000SeniorNotesDue2032Member2025-10-282025-10-280001053507exch:XNYSamt:A3.625SeniorNotesDue2032Member2025-10-282025-10-280001053507exch:XNYSamt:A1250SeniorNotesDue2033Member2025-10-282025-10-280001053507exch:XNYSamt:A4.100SeniorNotesDue2034Member2025-10-282025-10-28

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): October 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 1.950% 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 3.625% Senior Notes due 2032AMT 32BNew 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 2.02    Results of Operations and Financial Condition.

On October 28, 2025, American Tower Corporation (the “Company”) issued a press release (the “Press Release”) announcing financial results for the quarter ended September 30, 2025. A copy of the Press Release is furnished herewith as Exhibit 99.1.

Exhibit 99.1 is furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall such exhibit be deemed incorporated by reference in any filing made by the Company under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.

Item 9.01    Financial Statements and Exhibits.

(d)    Exhibits

Exhibit No. Description

99.1 Press Release, dated October 28, 2025 (Furnished herewith).

104Cover 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

2025
Q2

Q2 2025 Earnings

8-K

Jul 29, 2025

0001053507-25-000117

amt-20250729AMERICAN TOWER CORP /MA/0001053507false00010535072025-07-292025-07-290001053507exch:XNYSus-gaap:CommonStockMember2025-07-292025-07-290001053507exch:XNYSamt:A1950SeniorNotesDue2026Member2025-07-292025-07-290001053507exch:XNYSamt:A0450SeniorNotesDue2027Member2025-07-292025-07-290001053507exch:XNYSamt:A0400SeniorNotesDue2027Member2025-07-292025-07-290001053507exch:XNYSamt:A4125SeniorNotesDue2027Member2025-07-292025-07-290001053507exch:XNYSamt:A0500SeniorNotesDue2028Member2025-07-292025-07-290001053507exch:XNYSamt:A0875SeniorNotesDue2029Member2025-07-292025-07-290001053507exch:XNYSamt:A0950SeniorNotesDue2030Member2025-07-292025-07-290001053507exch:XNYSamt:A3.900SeniorNotesDue2030Member2025-07-292025-07-290001053507exch:XNYSamt:A4625SeniorNotesDue2031Member2025-07-292025-07-290001053507exch:XNYSamt:A1.000SeniorNotesDue2032Member2025-07-292025-07-290001053507exch:XNYSamt:A3.625SeniorNotesDue2032Member2025-07-292025-07-290001053507exch:XNYSamt:A1250SeniorNotesDue2033Member2025-07-292025-07-290001053507exch:XNYSamt:A4.100SeniorNotesDue2034Member2025-07-292025-07-29

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): July 29, 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 1.950% 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 3.625% Senior Notes due 2032AMT 32BNew 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 2.02    Results of Operations and Financial Condition.

On July 29, 2025, American Tower Corporation (the “Company”) issued a press release (the “Press Release”) announcing financial results for the quarter ended June 30, 2025. A copy of the Press Release is furnished herewith as Exhibit 99.1.

Exhibit 99.1 is furnished and shall not be deemed to be “filed” for purposes of Section 18 of the Securities Exchange Act of 1934, as amended (the “Exchange Act”), or otherwise subject to the liabilities of that section, nor shall such exhibit be deemed incorporated by reference in any filing made by the Company under the Securities Act of 1933, as amended, or the Exchange Act, except as shall be expressly set forth by specific reference in such a filing.

Item 9.01    Financial Statements and Exhibits.

(d)    Exhibits

Exhibit No. Description

99.1 Press Release, dated July 29, 2025 (Furnished herewith).

104Cover 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

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