National Fuel Gas Co SEC filings NFG
National Fuel Gas Co has 1,001 filings in SEC EDGAR's recent list, going back to Jul 6, 2017. Its latest annual report, Form ARS, was filed on Jan 23, 2026 for the period ended Sep 30, 2025. The latest quarterly report (Form 10-Q) was filed on Jul 30, 2026, covering the quarter ended Jun 30, 2026. The most recent current report (Form 8-K) was filed on Nov 5, 2026 (results of operations). The company's fiscal year ends on September 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| 424B5 | Prospectus supplement | Aug 11, 2026 | — |
| S-3ASR | Automatic shelf registration | Aug 11, 2026 | — |
| 424B2 | Prospectus | May 29, 2026 | — |
| FWP | Free writing prospectus | May 27, 2026 | — |
| 424B5 | Prospectus supplement | May 27, 2026 | — |
| 424B7 | Filing | Dec 29, 2025 | — |
| S-8 | Employee stock plan registration | May 1, 2025 | — |
| 424B2 | Prospectus | Feb 6, 2025 | — |
| FWP | Free writing prospectus | Feb 4, 2025 | — |
| 424B5 | Prospectus supplement | Feb 4, 2025 | — |
| S-8 | Employee stock plan registration | Aug 1, 2024 | — |
| 424B5 | Prospectus supplement | Aug 11, 2023 | — |
| S-8 | Employee stock plan registration | Aug 11, 2023 | — |
| S-3ASR | Automatic shelf registration | Aug 11, 2023 | — |
| 424B2 | Prospectus | May 16, 2023 | — |
| FWP | Free writing prospectus | May 15, 2023 | — |
| 424B5 | Prospectus supplement | May 15, 2023 | — |
| 424B2 | Prospectus | Feb 10, 2021 | — |
| FWP | Free writing prospectus | Feb 9, 2021 | — |
| 424B5 | Prospectus supplement | Feb 9, 2021 | — |
| S-8 | Employee stock plan registration | Aug 11, 2020 | — |
| 424B5 | Prospectus supplement | Aug 11, 2020 | — |
| S-3ASR | Automatic shelf registration | Aug 11, 2020 | — |
| 424B2 | Prospectus | May 29, 2020 | — |
| 424B5 | Prospectus supplement | May 28, 2020 | — |
| 424B2 | Prospectus | May 20, 2020 | — |
| FWP | Free writing prospectus | May 19, 2020 | — |
| 424B5 | Prospectus supplement | May 19, 2020 | — |
| S-8 | Employee stock plan registration | Mar 20, 2019 | — |
| 424B5 | Prospectus supplement | Aug 9, 2018 | — |
| FWP | Free writing prospectus | Aug 8, 2018 | — |
| 424B5 | Prospectus supplement | Aug 8, 2018 | — |
| S-3ASR | Automatic shelf registration | Mar 19, 2018 | — |
| 424B5 | Prospectus supplement | Sep 19, 2017 | — |
| FWP | Free writing prospectus | Sep 18, 2017 | — |
| 424B5 | Prospectus supplement | Sep 18, 2017 | — |
| S-3ASR | Automatic shelf registration | Aug 11, 2017 | — |
Showing 37 filings. Main filings leave out insider and ownership forms such as Form 4; choose a type above to see them. Each form opens on SEC.gov. Older filings are on SEC EDGAR.
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Company profile
- Industry
- Natural Gas Distribution (SIC 4924)
- Listed as
- NFG (NYSE)
- Fiscal year ends
- September 30
- Incorporated in
- NJ
- Headquarters
- Williamsville, NY
- SEC filer status
- Large accelerated filer
- SEC CIK
- 70145
Other Natural Gas Distribution companies
Source: SEC EDGAR filings. This is company-reported data, not investment advice.