# EDGAR Filing Document

**Accession Number:** 0001512228
**File Stem:** 0001539497-25-003039
**Filing Date:** 2025-11
**Character Count:** 5401
**Document Hash:** 0f0a0968b310da58d4ec327765fa430b
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001539497-25-003039.hdr.sgml**: 20251121

**ACCESSION NUMBER**: 0001539497-25-003039

**CONFORMED SUBMISSION TYPE**: 8-A12B

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20251121

**DATE AS OF CHANGE**: 20251121

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** NIOCORP DEVELOPMENTS LTD
- **CENTRAL INDEX KEY:** 0001512228
- **STANDARD INDUSTRIAL CLASSIFICATION:** METAL MINING [1000]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 000000000
- **STATE OF INCORPORATION:** A1
- **FISCAL YEAR END:** 0630

**FILING VALUES:**
- **FORM TYPE:** 8-A12B
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-41655
- **FILM NUMBER:** 251508529

**BUSINESS ADDRESS:**
- **STREET 1:** 7000 S. YOSEMITE STREET
- **STREET 2:** STE. 115
- **CITY:** CENTENNIAL
- **STATE:** CO
- **ZIP:** 80112
- **BUSINESS PHONE:** 720-639-4647

**MAIL ADDRESS:**
- **STREET 1:** 7000 S. YOSEMITE STREET
- **STREET 2:** STE. 115
- **CITY:** CENTENNIAL
- **STATE:** CO
- **ZIP:** 80112

**FORMER COMPANY:**
- **FORMER CONFORMED NAME:** QUANTUM RARE EARTH DEVELOPMENTS CORP.
- **DATE OF NAME CHANGE:** 20110204

**UNITED STATES<br> SECURITIES AND EXCHANGE COMMISSION<br> Washington, D.C. 20549**

**FORM 8-A**

**FOR REGISTRATION OF CERTAIN CLASSES OF SECURITIES<br> PURSUANT TO SECTION 12(b) OR 12(g) OF THE<br> SECURITIES EXCHANGE ACT OF 1934**

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| | |
|:---|:---|
| &nbsp;&nbsp; **NioCorp Developments Ltd.**<br> (Exact name of registrant as specified in its charter) | &nbsp;&nbsp; **NioCorp Developments Ltd.**<br> (Exact name of registrant as specified in its charter) |
| &nbsp;&nbsp;**British Columbia, Canada** | &nbsp;&nbsp;**98-1262185** |
| &nbsp;&nbsp;(State or other jurisdiction<br> of incorporation or organization) | &nbsp;&nbsp;(I.R.S. Employer<br> Identification No.) |
| &nbsp;&nbsp;**7000 South Yosemite Street, Suite 115 Centennial, Colorado** | **80112** |
| &nbsp;&nbsp;(Address of principal executive offices) | &nbsp;&nbsp;(Zip Code) |

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Securities to be registered pursuant to Section 12(b) of the Exchange Act:

<u>Title of each class to be so registered</u> <u>Name of each exchange on which each class is to be registered</u> <br> Common Share Purchase Rights The Nasdaq Stock Market LLC

If this form relates to the registration of a class of securities pursuant to Section 12(b) of the Exchange Act and is effective pursuant to General Instruction A.(c) or (e), check the following box. ☒

If this form relates to the registration of a class of securities pursuant to Section 12(g) of the Exchange Act and is effective pursuant to General Instruction A.(d) or (e), check the following box. ☐

If this form relates to the registration of a class of securities concurrently with a Regulation A offering, check the following box. ☐

Securities Act registration statement or Regulation A offering statement file number to which this form relates:

Securities to be registered pursuant to Section 12(g) of the Act:

**None**

Item 1. Description of Registrant's Securities to be Registered.

On November 21, 2025, the Board of Directors (the "Board") of NioCorp Developments Ltd., a corporation incorporated under the laws of the Province of British Columbia (the "Company"), approved the Company's limited-duration shareholder rights plan (the "Rights Plan") as set forth in the Shareholder Rights Plan Agreement, dated as of November 21, 2025 (the "Rights Plan Agreement"), by and between the Company and Computershare Investor Services Inc., as rights agent (or any successor rights agent). The Board adopted the Rights Plan to help ensure that all shareholders of the Company are treated equally and fairly in the event of any unsolicited take-over bid or other attempt to acquire control of the Company (including by way of a "creeping take-over bid").

**The Rights are in all respects subject to and governed by the provisions of the Rights Plan Agreement, which is filed as Exhibit 4.1 to this Form 8-A and is incorporated herein by reference. The description of the Rights is incorporated herein by reference to the description set forth under Items 1.01 and 3.03 of the Company's Current Report on Form 8-K filed with the Securities and Exchange Commission (the "SEC") on November 21, 2025 and is qualified in its entirety by reference to the full text of the Rights Plan Agreement.**

Item 2. Exhibits.

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| | |
|:---|:---|
| &nbsp;&nbsp; **Exhibit Number** | &nbsp;&nbsp; **Description** |
| &nbsp;&nbsp;[4.1](https://www.sec.gov/Archives/edgar/data/1512228/000153949725003036/exh_4-1.htm) | &nbsp;&nbsp;[Shareholder Rights Plan Agreement, dated as of November 21, 2025, between NioCorp Developments Ltd. and Computershare Investor Services Inc. (incorporated by reference to Exhibit 4.1 to NioCorp Development Ltd.'s Current Report on Form 8-K filed with the SEC on November 21, 2025).](https://www.sec.gov/Archives/edgar/data/1512228/000153949725003036/exh_4-1.htm) |

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**SIGNATURE**

Pursuant to the requirements of Section 12 of the Securities Exchange Act of 1934, the registrant has duly caused this registration statement to be signed on its behalf by the undersigned, thereto duly authorized.

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| | | |
|:---|:---|:---|
|  | **NIOCORP DEVELOPMENTS LTD.** | **NIOCORP DEVELOPMENTS LTD.** |
| DATE: November 21, 2025 | By: | /s/ Neal S. Shah |
|  |  | Neal S. Shah |
|  |  | Chief Financial Officer |

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