# Atmos Energy Corp: filings

ATO · NYSE · CIK 731802 · [Utilities](/sectors/utilities.md) · fiscal year ends Sep 30

Pages: [Overview](/companies/ato.md) · [Financials](/companies/ato/financials.md) · [Filings](/companies/ato/filings.md) · [Insiders](/companies/ato/insiders.md)

## Reports and events: 300 filings

Newest first, by EDGAR acceptance time (Eastern). Filter with ?form= one of: `periodic`, `8-K`, `10-K`, `10-Q`, `4`, `proxy`, `13dg`, `all`, or any form this company filed (4 882, 8-K 211, 10-Q 54, SC 13G/A 37, 424B5 31, 3 25, 424B2 23, FWP 22, 4/A 19, 11-K 18, UPLOAD 18, 10-K 17, DEF 14A 17, DEFA14A 17, CORRESP 13, SCHEDULE 13G/A 11, ARS 10, SC 13G 10, 144 9, S-3ASR 9, 424B3 7, 5 7, S-8 6, 3/A 4, SCHEDULE 13G 3, PRE 14A 2, SF-1/A 2, 424B1 1, 424B8 1, 8-K/A 1, EFFECT 1, PX14A6G 1, S-3D 1, SF-1 1).

| Filed | Accepted | Form | What it is | Accession |
| --- | --- | --- | --- | --- |
| 2026-10-09 | 20:05 ET | [8-K](/filings/0001193125-26-419084.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001193125-26-419084 |
| 2026-10-09 | 13:10 ET | [8-K](/filings/0001193125-26-418579.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-418579 |
| 2026-08-10 | 10:15 ET | [8-K](/filings/0001193125-26-341096.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-26-341096 |
| 2026-08-05 | 20:54 ET | [10-Q](/filings/0000731802-26-000102.md) | Quarterly report, period 2026-06-30 | 0000731802-26-000102 |
| 2026-08-05 | 20:47 ET | [8-K](/filings/0000731802-26-000100.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000731802-26-000100 |
| 2026-06-18 | 21:11 ET | [8-K](/filings/0001193125-26-276088.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001193125-26-276088 |
| 2026-06-18 | 13:00 ET | [8-K](/filings/0001193125-26-275070.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-26-275070 |
| 2026-05-06 | 21:12 ET | [10-Q](/filings/0000731802-26-000089.md) | Quarterly report, period 2026-03-31 | 0000731802-26-000089 |
| 2026-05-06 | 20:58 ET | [8-K](/filings/0000731802-26-000086.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000731802-26-000086 |
| 2026-03-30 | 11:15 ET | [8-K](/filings/0001193125-26-130403.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation | 0001193125-26-130403 |
| 2026-02-10 | 22:12 ET | [8-K](/filings/0001193125-26-044926.md) | 5.03 Amendment to articles or bylaws; 5.07 Shareholder vote results; 9.01 Financial statements and exhibits | 0001193125-26-044926 |
| 2026-02-03 | 22:00 ET | [10-Q](/filings/0000731802-26-000013.md) | Quarterly report, period 2025-12-31 | 0000731802-26-000013 |
| 2026-02-03 | 21:44 ET | [8-K](/filings/0000731802-26-000011.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000731802-26-000011 |
| 2025-12-19 | 13:37 ET | [DEF 14A](/filings/0000731802-25-000076.md) | Proxy statement, period 2026-02-04 | 0000731802-25-000076 |
| 2025-11-14 | 22:06 ET | [10-K](/filings/0000731802-25-000056.md) | Annual report, period 2025-09-30 | 0000731802-25-000056 |
| 2025-11-05 | 21:35 ET | [8-K](/filings/0000731802-25-000053.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000731802-25-000053 |
| 2025-10-01 | 20:13 ET | [8-K](/filings/0001193125-25-226779.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001193125-25-226779 |
| 2025-10-01 | 12:50 ET | [8-K](/filings/0001193125-25-225956.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-25-225956 |
| 2025-08-06 | 20:46 ET | [10-Q](/filings/0000731802-25-000026.md) | Quarterly report, period 2025-06-30 | 0000731802-25-000026 |
| 2025-08-06 | 20:38 ET | [8-K](/filings/0000731802-25-000024.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000731802-25-000024 |
| 2025-06-26 | 20:31 ET | [8-K](/filings/0001193125-25-149018.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001193125-25-149018 |
| 2025-06-26 | 12:46 ET | [8-K](/filings/0001193125-25-147826.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-25-147826 |
| 2025-05-07 | 20:40 ET | [10-Q](/filings/0000731802-25-000017.md) | Quarterly report, period 2025-03-31 | 0000731802-25-000017 |
| 2025-05-07 | 20:36 ET | [8-K](/filings/0000731802-25-000015.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000731802-25-000015 |
| 2025-04-04 | 10:05 ET | [8-K](/filings/0001193125-25-072753.md) | 1.01 Entry into a material agreement; 2.03 New direct financial obligation | 0001193125-25-072753 |
| 2025-02-11 | 21:30 ET | [8-K](/filings/0001193125-25-024340.md) | 5.07 Shareholder vote results | 0001193125-25-024340 |
| 2025-02-04 | 21:43 ET | [10-Q](/filings/0000731802-25-000006.md) | Quarterly report, period 2024-12-31 | 0000731802-25-000006 |
| 2025-02-04 | 21:37 ET | [8-K](/filings/0000731802-25-000004.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000731802-25-000004 |
| 2024-12-20 | 21:06 ET | [DEF 14A](/filings/0000731802-24-000035.md) | Proxy statement, period 2025-02-05 | 0000731802-24-000035 |
| 2024-12-05 | 21:32 ET | [8-K](/filings/0001193125-24-271576.md) | 5.02 Departure or appointment of officers or directors; 7.01 Regulation FD disclosure; 9.01 Financial statements and exhibits | 0001193125-24-271576 |
| 2024-12-03 | 15:13 ET | [8-K](/filings/0001193125-24-269563.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001193125-24-269563 |
| 2024-11-18 | 21:20 ET | [10-K](/filings/0000731802-24-000030.md) | Annual report, period 2024-09-30 | 0000731802-24-000030 |
| 2024-11-06 | 21:38 ET | [8-K](/filings/0000731802-24-000026.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000731802-24-000026 |
| 2024-10-01 | 20:11 ET | [8-K](/filings/0001193125-24-230167.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001193125-24-230167 |
| 2024-10-01 | 12:52 ET | [8-K](/filings/0001193125-24-229575.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-24-229575 |
| 2024-09-24 | 20:31 ET | [8-K](/filings/0001193125-24-224826.md) | 5.02 Departure or appointment of officers or directors | 0001193125-24-224826 |
| 2024-09-16 | 11:11 ET | [8-K](/filings/0001193125-24-219196.md) | 5.02 Departure or appointment of officers or directors; 9.01 Financial statements and exhibits | 0001193125-24-219196 |
| 2024-08-07 | 20:48 ET | [10-Q](/filings/0000731802-24-000023.md) | Quarterly report, period 2024-06-30 | 0000731802-24-000023 |
| 2024-08-07 | 20:42 ET | [8-K](/filings/0000731802-24-000021.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000731802-24-000021 |
| 2024-06-21 | 20:10 ET | [8-K](/filings/0001193125-24-165666.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001193125-24-165666 |
| 2024-06-21 | 12:58 ET | [8-K](/filings/0001193125-24-165189.md) | 8.01 Other events; 9.01 Financial statements and exhibits | 0001193125-24-165189 |
| 2024-05-08 | 21:17 ET | [8-K](/filings/0001193125-24-134363.md) | 1.01 Entry into a material agreement; 9.01 Financial statements and exhibits | 0001193125-24-134363 |
| 2024-05-08 | 20:46 ET | [10-Q](/filings/0000731802-24-000013.md) | Quarterly report, period 2024-03-31 | 0000731802-24-000013 |
| 2024-05-08 | 20:38 ET | [8-K](/filings/0000731802-24-000011.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000731802-24-000011 |
| 2024-03-29 | 20:06 ET | [8-K](/filings/0001193125-24-082055.md) | 1.01 Entry into a material agreement; 2.02 Results of operations; 2.03 New direct financial obligation; 9.01 Financial statements and exhibits | 0001193125-24-082055 |
| 2024-02-13 | 21:45 ET | [8-K](/filings/0001193125-24-033866.md) | 5.07 Shareholder vote results | 0001193125-24-033866 |
| 2024-02-06 | 21:46 ET | [10-Q](/filings/0000731802-24-000006.md) | Quarterly report, period 2023-12-31 | 0000731802-24-000006 |
| 2024-02-06 | 21:39 ET | [8-K](/filings/0000731802-24-000004.md) | 2.02 Results of operations; 9.01 Financial statements and exhibits | 0000731802-24-000004 |
| 2023-12-29 | 13:54 ET | [DEF 14A](/filings/0000731802-23-000036.md) | Proxy statement, period 2024-02-07 | 0000731802-23-000036 |
| 2023-11-14 | 20:29 ET | [10-K](/filings/0000731802-23-000028.md) | Annual report, period 2023-09-30 | 0000731802-23-000028 |

Page 1 of 6. [Older](/companies/ato/filings.md?page=2)
Source: SEC EDGAR, the company’s filing index. Last ingested by Listed: Oct 24, 2026, 14:55 ET. No prices; not investment advice.