Niocorp Developments Ltd SEC filings NB
Niocorp Developments Ltd has 607 filings in SEC EDGAR's recent list, going back to Feb 8, 2011. Its latest annual report, Form 10-K, was filed on Sep 25, 2026 for the period ended Jun 30, 2026. The latest quarterly report (Form 10-Q) was filed on Nov 5, 2026, covering the quarter ended Sep 30, 2026. The most recent current report (Form 8-K) was filed on Oct 16, 2026 (results of operations, regulation fd disclosure). The company's fiscal year ends on June 30.
| Form | Description | Filed | Period |
|---|---|---|---|
| DEFA14A | Additional proxy material | Feb 25, 2026 | — |
| DEF 14A | Proxy statement | Feb 25, 2026 | Apr 6, 2026 |
| PRE 14A | Preliminary proxy statement | Feb 10, 2026 | Apr 6, 2026 |
| DEFA14A | Additional proxy material | Feb 3, 2025 | — |
| DEF 14A | Proxy statement | Feb 3, 2025 | Mar 20, 2025 |
| DEFA14A | Additional proxy material | Dec 8, 2023 | — |
| DEF 14A | Proxy statement | Dec 8, 2023 | Jan 19, 2024 |
| DEFA14A | Additional proxy material | Oct 28, 2022 | — |
| DEF 14A | Proxy statement | Oct 28, 2022 | Dec 15, 2022 |
| DEFA14A | Additional proxy material | Oct 22, 2021 | — |
| DEF 14A | Proxy statement | Oct 22, 2021 | Dec 2, 2021 |
| DEFA14A | Additional proxy material | Sep 25, 2020 | — |
| DEF 14A | Proxy statement | Sep 25, 2020 | Nov 5, 2020 |
| DEFA14A | Additional proxy material | Sep 19, 2019 | — |
| DEF 14A | Proxy statement | Sep 19, 2019 | Nov 7, 2019 |
| DEFA14A | Additional proxy material | Oct 26, 2018 | — |
| DEF 14A | Proxy statement | Oct 26, 2018 | Dec 5, 2018 |
| DEF 14A | Proxy statement | Oct 11, 2017 | Nov 9, 2017 |
| DEF 14A | Proxy statement | Nov 9, 2016 | Nov 7, 2016 |
Showing 19 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.
New to this? Read What Are SEC Filings? 10-K, 10-Q, 8-K and Other Forms Explained.
Company profile
- Industry
- Metal Mining (SIC 1000)
- Listed as
- NB (Nasdaq), NIOBW (Nasdaq)
- Fiscal year ends
- June 30
- Incorporated in
- British Columbia, Canada
- Headquarters
- Centennial, CO
- SEC filer status
- Non-accelerated filer, Smaller reporting company
- SEC CIK
- 1512228
- Former names
- QUANTUM RARE EARTH DEVELOPMENTS CORP. (until Feb 8, 2011)
Other Metal Mining companies
- BHP Group Ltd BHP
- Rio Tinto Ltd RTNTF
- Southern Copper CORP/ SCCO
- Rio Tinto PLC RIO
- Freeport-Mcmoran Inc FCX
- Vale S.A. VALE
- Hudbay Minerals Inc. HBM
- Cleveland-Cliffs Inc. CLF
Source: SEC EDGAR filings. This is company-reported data, not investment advice.