As Of | Filing | | Doc. | | Page | | Title | Docs. |
---|
| | | |
4/10/24 | | DEF 14A | | | | 1 | | A-1 | 2 |
3/5/24 | | 424B2 | | | | 1 | | About This Prospectus | 8 |
| | | | | | 1 | | About this Prospectus Supplement | 8 |
4/10/24 | | DEF 14A | | | | 1 | | Accounting | 2 |
2/27/24 | | 10-K | | | | 1 | | Accounting Standards Updates | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Additional Information | 2 |
| | | | | | 1 | | Advisory Vote On | 2 |
4/12/23 | | DEF 14A | | | | 1 | | Advisory Vote on Frequency Of | 1 |
3/5/24 | | 424B2 | | | | 1 | | American Tower Corporation | 8 |
4/10/24 | | DEF 14A | | | | 1 | | Annual Evaluation | 2 |
| | | | | | 1 | | Annual Report on Form 10-K | 2 |
| | | | | | 1 | | Appendix A | 2 |
| | | | | | 1 | | Approval of Related Party Transactions | 2 |
| | | | | | 1 | | Audit Committee Report | 2 |
| | | | | | 1 | | Audit Matters | 2 |
2/27/24 | | 10-K | | | | 1 | | Available Information | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Board Committees | 2 |
| | | | | | 1 | | Board Leadership Structure | 2 |
| | | | | | 1 | | Board Meetings | 2 |
| | | | | | 1 | | Board of Directors | 2 |
2/27/24 | | 10-K | | | | 1 | | Business | 1 |
3/5/24 | | 424B2 | | | | 1 | | Capitalization | 8 |
4/10/24 | | DEF 14A | | | | 1 | | CEO Pay Ratio | 2 |
5/10/23 | | 424B2 | | | | 1 | | Certain European Union Tax Considerations | 2 |
2/27/24 | | 10-K | | | | 1 | | Certain Relationships and Related Transactions, and Director Independence | 1 |
| | | | | | 1 | | Changes in and Disagreements with Accountants on Accounting and Financial Disclosure | 1 |
| | | | | | 1 | | Changes in Internal Control over Financial Reporting | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Communications | 2 |
| | | | | | 1 | | Compensation and Other Information Concerning Directors and Officers | 2 |
| | | | | | 1 | | Compensation Committee Report | 2 |
| | | | | | 1 | | Compensation Determinat | 1 |
4/12/23 | | DEF 14A | | | | 1 | | Compensation Determinations for 202 | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Compensation Determinations for 2023 | 1 |
| | | | | | 1 | | Compensation Discussion and Analysis | 2 |
2/27/24 | | 10-K | | | | 1 | | Competition | 1 |
10/26/23 | | 10-Q | | | | 1 | | Consolidated Balance Sheets as of | 1 |
2/27/24 | | 10-K | | | | 1 | | Consolidated Balance Sheets as of December 31, 2023 and 2022 | 1 |
7/27/23 | | 10-Q | | | | 1 | | Consolidated Balance Sheets as of June 30, 2023 and December 31, 2022 | 1 |
4/26/23 | | 10-Q | | | | 1 | | Consolidated Balance Sheets as of March 31, 2023 and December 31, 2022 | 1 |
10/26/23 | | 10-Q | | | | 1 | | Consolidated Statements of Cash Flows for the | 1 |
7/27/23 | | 10-Q | | | | 1 | | Consolidated Statements of Cash Flows for the six months ended June 30, 2023 and 2022 | 1 |
4/26/23 | | 10-Q | | | | 1 | | Consolidated Statements of Cash Flows for the three months ended March 31, 2023 and 2022 | 1 |
2/27/24 | | 10-K | | | | 1 | | Consolidated Statements of Cash Flows for the Years Ended December 31, 2023, 2022 and 2021 | 1 |
4/26/23 | | 10-Q | | | | 1 | | Consolidated Statements of Comprehensive (Loss) Income for the three months ended March 31, 2023 and 2022 | 1 |
10/26/23 | | 10-Q | | | | 1 | | Consolidated Statements of Comprehensive Income (Loss) for the three and | 1 |
7/27/23 | | 10-Q | | | | 1 | | Consolidated Statements of Comprehensive Income (Loss) for the three and six months ended June 30, 2023 and 2022 | 1 |
2/27/24 | | 10-K | | | | 1 | | Consolidated Statements of Comprehensive Income for the Years Ended December 31, 2023, 2022 and 2021 | 1 |
10/26/23 | | 10-Q | | | | 1 | | Consolidated Statements of Equity for the three and | 1 |
7/27/23 | | 10-Q | | | | 1 | | Consolidated Statements of Equity for the three and six months ended June 30, 2023 and 2022 | 1 |
4/26/23 | | 10-Q | | | | 1 | | Consolidated Statements of Equity for the three months ended March 31, 2023 and 2022 | 1 |
2/27/24 | | 10-K | | | | 1 | | Consolidated Statements of Equity for the Years Ended December 31, 2023, 2022 and 2021 | 1 |
10/26/23 | | 10-Q | | | | 1 | | Consolidated Statements of Operations for the three and | 1 |
7/27/23 | | 10-Q | | | | 1 | | Consolidated Statements of Operations for the three and six months ended June 30, 2023 and 2022 | 1 |
4/26/23 | | 10-Q | | | | 1 | | Consolidated Statements of Operations for the three months ended March 31, 2023 and 2022 | 1 |
2/27/24 | | 10-K | | | | 1 | | Consolidated Statements of Operations for the Years Ended December 31, 2023, 2022 and 2021 | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Continuing Education | 1 |
2/27/24 | | 10-K | | | | 1 | | Controls and Procedures | 4 |
4/10/24 | | DEF 14A | | | | 1 | | Corporate Governance | 2 |
2/27/24 | | 10-K | | | | 1 | | Critical Accounting Policies and Estimates | 1 |
5/10/23 | | 424B2 | | | | 1 | | Currency Conversion | 2 |
2/27/24 | | 10-K | | | | 1 | | Cybersecurity | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Definitions, Reconciliations to Measures under GAAP and Calculation of Defined Measures | 1 |
| | | | | | 1 | | Delinquent Section 16(a) Reports | 2 |
3/5/24 | | 424B2 | | | | 1 | | Description of Common Stock | 8 |
| | | | | | 1 | | Description of Debt Securities | 8 |
| | | | | | 1 | | Description of Depositary Shares | 8 |
| | | | | | 1 | | Description of Guarantees | 8 |
| | | | | | 1 | | Description of Notes | 8 |
| | | | | | 1 | | Description of Preferred Stock | 8 |
| | | | | | 1 | | Description of Purchase Contracts | 8 |
| | | | | | 1 | | Description of Securities | 8 |
| | | | | | 1 | | Description of Units | 8 |
| | | | | | 1 | | Description of Warrants | 8 |
4/10/24 | | DEF 14A | | | | 1 | | Director Compensation | 2 |
| | | | | | 1 | | Director Independence | 2 |
| | | | | | 1 | | Director Onboarding | 1 |
4/12/23 | | DEF 14A | | | | 1 | | Director Onboarding and Continuing Education | 1 |
| | | | | | 1 | | Director Skills and Qualifications Criteria | 1 |
2/27/24 | | 10-K | | | | 1 | | Directors, Executive Officers and Corporate Governance | 1 |
| | | | | | 1 | | Disclosure Controls and Procedures | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Disclosure of Racial and Gender Pay Gaps | 1 |
2/27/24 | | 10-K | | | | 1 | | Disclosure Regarding Foreign Jurisdictions That Prevent Inspections | 1 |
| | | | | | 1 | | Dividends | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Election of Directors | 2 |
| | | | | | 1 | | Executive Compensation | 3 |
4/12/23 | | DEF 14A | | | | 1 | | Executive Compensation Advisory Vote | 1 |
2/27/24 | | 10-K | | | | 1 | | Executive Officers | 1 |
| | | | | | 1 | | Executive Overview | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Executive Sessions | 2 |
| | | | | | 1 | | Executive Succession Planning | 2 |
| | | | | | 1 | | Executive Summary | 2 |
10/26/23 | | 10-Q | | | | 1 | | Exhibits | 3 |
2/27/24 | | 10-K | | | | 1 | | Exhibits, Financial Statement Schedules | 1 |
3/5/24 | | 424B2 | | | | 1 | | Experts | 8 |
2/27/24 | | 10-K | | | | 1 | | Financial Statements and Supplementary Data | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Firm | 2 |
2/27/24 | | 10-K | | | | 1 | | Form 10-K Summary | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Householding of Annual Meeting Materials | 2 |
2/27/24 | | 10-K | | | | 1 | | Human Capital Resources | 1 |
| | | | | | 1 | | Iii | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Independent | 2 |
| | | | | | 1 | | Independent Auditor Fees and Other Matters | 2 |
2/27/24 | | 10-K | | | | 1 | | Index to Consolidated Financial Statements | 1 |
| | | | | | 1 | | Index to Exhibits | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Ions for 202 | 1 |
3/5/24 | | 424B2 | | | | 1 | | Legal Matters | 8 |
| | | | | | 1 | | Legal Ownership | 8 |
2/27/24 | | 10-K | | | | 1 | | Legal Proceedings | 4 |
| | | | | | 1 | | Liquidity and Capital Resources | 1 |
| | | | | | 1 | | Management's Annual Report on Internal Control over Financial Reporting | 1 |
| | | | | | 1 | | Management's Discussion and Analysis of Financial Condition and Results of Operations | 4 |
3/5/24 | | 424B2 | | | | 1 | | Market and Industry Data | 8 |
2/27/24 | | 10-K | | | | 1 | | Market for Registrant's Common Equity, Related Stockholder Matters and Issuer Purchases of Equity Securities | 1 |
5/10/23 | | 424B2 | | | | 1 | | Material U.S. Federal Income Tax Considerations | 2 |
3/5/24 | | 424B2 | | | | 1 | | Material U.S. Federal Income Tax Considerations Related to Our Qualification and Taxation as a REIT | 8 |
| | | | | | 1 | | Material U.S. Federal Income Tax Considerations Relevant to Holders of Our Debt Securities | 8 |
| | | | | | 1 | | Material U.S. Federal Income Tax Considerations Relevant to Holders of Our Stock | 8 |
2/27/24 | | 10-K | | | | 1 | | Mine Safety Disclosures | 1 |
10/26/23 | | 10-Q | | | | 1 | | Months Ended | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Nder Equity Compensation Plans | 2 |
10/26/23 | | 10-Q | | | | 1 | | Nine | 1 |
2/27/24 | | 10-K | | | | 1 | | Non-GAAP Financial Measures | 1 |
3/5/24 | | 424B2 | | | | 1 | | Note Regarding Forward-Looking Statements | 8 |
10/26/23 | | 10-Q | | | | 1 | | Notes to Consolidated and Condensed Consolidated Financial Statements | 3 |
2/27/24 | | 10-K | | | | 1 | | Notes to Consolidated Financial Statements | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Other Compensation and Governance Practices and | 2 |
2/27/24 | | 10-K | | | | 1 | | Other Information | 3 |
| | | | | | 1 | | Overview | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Overview of Our Compensation Program | 2 |
| | | | | | 1 | | Ownership Threshold Required to Call a | 1 |
| | | | | | 1 | | Pay Versus Performance | 2 |
2/27/24 | | 10-K | | | | 1 | | Performance Graph | 1 |
3/5/24 | | 424B2 | | | | 1 | | Plan of Distribution | 8 |
4/10/24 | | DEF 14A | | | | 1 | | Policies | 2 |
2/27/24 | | 10-K | | | | 1 | | Principal Accounting Fees and Services | 1 |
| | | | | | 1 | | Products and Services | 1 |
| | | | | | 1 | | Properties | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Proposal | 1 |
| | | | | | 1 | | Proposal 1 | 2 |
| | | | | | 1 | | Proposal 2 | 2 |
| | | | | | 1 | | Proposal 3 | 2 |
| | | | | | 1 | | Proposals of Stockholders | 2 |
3/5/24 | | 424B2 | | | | 1 | | Prospectus Supplement Summary | 8 |
4/10/24 | | DEF 14A | | | | 1 | | Proxy Access | 2 |
| | | | | | 1 | | Proxy Statement Summary | 2 |
| | | | | | 1 | | Public | 2 |
2/27/24 | | 10-K | | | | 1 | | Quantitative and Qualitative Disclosures About Market Risk | 4 |
4/10/24 | | DEF 14A | | | | 1 | | Questions & Answers | 2 |
| | | | | | 1 | | Ratification of Selection Of | 2 |
| | | | | | 1 | | Reconciliations to Historical Results | 1 |
| | | | | | 1 | | Registered | 2 |
2/27/24 | | 10-K | | | | 1 | | Regulatory Matters | 1 |
| | | | | | 1 | | Report of Independent Registered Public Accounting Firm | 1 |
| | | | | | 1 | | Reserved | 1 |
| | | | | | 1 | | Results of Operations: Years Ended December 31, 2023 and 2022 | 1 |
3/5/24 | | 424B2 | | | | 1 | | Risk Factors | 12 |
4/10/24 | | DEF 14A | | | | 1 | | Risk Oversight | 2 |
| | | | | | 1 | | Rom Stockholders and Other Interested Parties | 2 |
4/12/23 | | DEF 14A | | | | 1 | | Roposal | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Securities Authorized for Issuance | 2 |
| | | | | | 1 | | Security Ownership of Certain Beneficial Owners and Management | 2 |
2/27/24 | | 10-K | | | | 1 | | Security Ownership of Certain Beneficial Owners and Management and Related Stockholder Matters | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Selection of Directors and Board Refreshment | 2 |
10/26/23 | | 10-Q | | | | 1 | | September | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Severance Program | 2 |
2/27/24 | | 10-K | | | | 1 | | Signatures | 4 |
4/10/24 | | DEF 14A | | | | 1 | | Special Meeting | 1 |
2/27/24 | | 10-K | | | | 1 | | Special Note Regarding Forward-Looking Statements | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Stock Ownership Guidelines | 2 |
| | | | | | 1 | | Stockholder Outreach and Rights | 2 |
| | | | | | 1 | | Stockholder Proposal Regarding | 1 |
| | | | | | 1 | | Stockholder Proposal Regarding the | 1 |
| | | | | | 1 | | Stockholder Proposals | 1 |
2/27/24 | | 10-K | | | | 1 | | Strategy | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Summary of Director Skills and Qualifications | 1 |
| | | | | | 1 | | Sustainability at American Tower | 2 |
3/5/24 | | 424B2 | | | | 1 | | Table of Contents | 9 |
4/10/24 | | DEF 14A | | | | 1 | | Tables | 1 |
10/26/23 | | 10-Q | | | | 1 | | Unaudited Consolidated and Condensed Consolidated Financial Statements | 3 |
3/5/24 | | 424B2 | | | | 1 | | Underwriting | 8 |
2/27/24 | | 10-K | | | | 1 | | Unresolved Staff Comments | 1 |
4/10/24 | | DEF 14A | | | | 1 | | Updates to | 1 |
| | | | | | 1 | | Updates to Our 2024 Compensation Program | 1 |
| | | | | | 1 | | Ur 2024 Compensation Program | 1 |
3/5/24 | | 424B2 | | | | 1 | | Use of Proceeds | 8 |
| | | | | | 1 | | Validity of the Securities | 8 |
| | | | | | 1 | | Where You Can Find More Information | 8 |
10/26/23 | | 10-Q | | | | 1 | | 30, 2023 and 2022 | 1 |
| | | | | | 1 | | 30, 2023 and December 31, 2022 | 1 |