AMERICAN TOWER CORP /MA/ (AMT) reporting calendar
AMERICAN TOWER CORP /MA/ files periodic reports with the SEC as AMT on NYSE. Atlas tracks 37 filed reports for this issuer, each linked to its original EDGAR accession.
- Next window
- 15 Jul 2026 – 12 Aug 2026
- Latest report
- 10-Q
- Period ended
- 31 Mar 2026
- Filed
- 28 Apr 2026
- Reports on record
- 37
How this window is derived. Derived from this issuer's own filing history: 9 periods at a median 91-day cadence, filed a median 29 days after period end. The SEC does not publish forward reporting dates and Atlas does not estimate one.
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Latest filing on SEC EDGAR ↗
Real Estate Investment Trusts reporting datesAll NYSE reporting dates
Filed periodic reports
| Form | Period ended | Filed | Lag | SEC accession |
|---|---|---|---|---|
| 10-Q | 31 Mar 2026 | 28 Apr 2026 | 28 days | 0001053507-26-000099 |
| 10-K | 31 Dec 2025 | 24 Feb 2026 | 55 days | 0001053507-26-000035 |
| 10-Q | 30 Sep 2025 | 28 Oct 2025 | 28 days | 0001053507-25-000149 |
| 10-Q | 30 Jun 2025 | 29 Jul 2025 | 29 days | 0001053507-25-000120 |
| 10-Q | 31 Mar 2025 | 29 Apr 2025 | 29 days | 0001053507-25-000102 |
| 10-K | 31 Dec 2024 | 25 Feb 2025 | 56 days | 0001053507-25-000025 |
| 10-Q | 30 Sep 2024 | 29 Oct 2024 | 29 days | 0001053507-24-000130 |
| 10-Q | 30 Jun 2024 | 30 Jul 2024 | 30 days | 0001053507-24-000105 |
| 10-Q | 31 Mar 2024 | 30 Apr 2024 | 30 days | 0001053507-24-000084 |
| 10-K | 31 Dec 2023 | 27 Feb 2024 | 58 days | 0001053507-24-000011 |
| 10-Q | 30 Sep 2023 | 26 Oct 2023 | 26 days | 0001053507-23-000161 |
| 10-Q | 30 Jun 2023 | 27 Jul 2023 | 27 days | 0001053507-23-000142 |
| 10-Q | 31 Mar 2023 | 26 Apr 2023 | 26 days | 0001053507-23-000114 |
| 10-K | 31 Dec 2022 | 23 Feb 2023 | 54 days | 0001053507-23-000023 |
| 10-Q | 30 Sep 2022 | 27 Oct 2022 | 27 days | 0001053507-22-000118 |
| 10-Q | 30 Jun 2022 | 28 Jul 2022 | 28 days | 0001053507-22-000099 |
| 10-Q | 31 Mar 2022 | 27 Apr 2022 | 27 days | 0001053507-22-000068 |
| 10-K | 31 Dec 2021 | 25 Feb 2022 | 56 days | 0001053507-22-000017 |
| 10-Q | 30 Sep 2021 | 28 Oct 2021 | 28 days | 0001053507-21-000159 |
| 10-Q | 30 Jun 2021 | 29 Jul 2021 | 29 days | 0001053507-21-000129 |
| 10-Q | 31 Mar 2021 | 29 Apr 2021 | 29 days | 0001053507-21-000085 |
| 10-K | 31 Dec 2020 | 25 Feb 2021 | 56 days | 0001053507-21-000026 |
| 10-Q | 30 Sep 2020 | 29 Oct 2020 | 29 days | 0001053507-20-000161 |
| 10-Q | 30 Jun 2020 | 30 Jul 2020 | 30 days | 0001053507-20-000129 |
| 10-Q | 31 Mar 2020 | 29 Apr 2020 | 29 days | 0001053507-20-000093 |
| 10-K | 31 Dec 2019 | 25 Feb 2020 | 56 days | 0001053507-20-000028 |
| 10-Q | 30 Sep 2019 | 31 Oct 2019 | 31 days | 0001053507-19-000134 |
| 10-Q | 30 Jun 2019 | 31 Jul 2019 | 31 days | 0001053507-19-000105 |
| 10-Q | 31 Mar 2019 | 3 May 2019 | 33 days | 0001053507-19-000073 |
| 10-K | 31 Dec 2018 | 27 Feb 2019 | 58 days | 0001053507-19-000012 |
| 10-Q | 30 Sep 2018 | 30 Oct 2018 | 30 days | 0001053507-18-000049 |
| 10-Q | 30 Jun 2018 | 31 Jul 2018 | 31 days | 0001053507-18-000038 |
| 10-Q | 31 Mar 2018 | 2 May 2018 | 32 days | 0001053507-18-000026 |
| 10-K | 31 Dec 2017 | 28 Feb 2018 | 59 days | 0001053507-18-000006 |
| 10-Q | 30 Sep 2017 | 31 Oct 2017 | 31 days | 0001053507-17-000056 |
| 10-Q | 30 Jun 2017 | 27 Jul 2017 | 27 days | 0001053507-17-000045 |
| 10-Q | 31 Mar 2017 | 27 Apr 2017 | 27 days | 0001053507-17-000031 |
Source: SEC EDGAR company submissions for CIK 0001053507. Atlas publishes filed facts only. The SEC does not publish forward reporting dates, so no announced future date is claimed here.