# EDGAR Filing Document

**Accession Number:** 0001512228
**File Stem:** 0001539497-23-000129
**Filing Date:** 2023-2
**Character Count:** 3689
**Document Hash:** 64cef7ad3bae4c2f70cc8b179da18105
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001539497-23-000129.hdr.sgml**: 20230314

**ACCESSION NUMBER**: 0001539497-23-000129

**CONFORMED SUBMISSION TYPE**: CORRESP

**PUBLIC DOCUMENT COUNT**: 1

**FILED AS OF DATE**: 20230206

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** NIOCORP DEVELOPMENTS LTD
- **CENTRAL INDEX KEY:** 0001512228
- **STANDARD INDUSTRIAL CLASSIFICATION:** METAL MINING [1000]
- **IRS NUMBER:** 000000000
- **STATE OF INCORPORATION:** A1
- **FISCAL YEAR END:** 0630

**FILING VALUES:**
- **FORM TYPE:** CORRESP

**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

**NIOCORP DEVELOPMENTS LTD.**

7000 South Yosemite Street, Suite 115

Centennial, CO 80112

February 6, 2023

<u>VIA EDGAR</u>

United States Securities and Exchange Commission<br> Division of Corporation Finance

Office of Energy & Transportation<br> 100 F Street, N.E.<br> Washington, D.C. 20549

---

| | |
|:---|:---|
| Attention: | Brain McAllister |
|  | Steve Lo |
|  | John Coleman |
|  | Karina Dorin |
|  | Laura Nicholson |

---

---

| | |
|:---|:---|
| Re: | NioCorp Developments Ltd. |
|  | Amendment No. 3 to Registration Statement on Form S-4 |
|  | Filed January 31, 2023 |
|  | File No. 333-268227 |

---

Ladies and Gentlemen:

NioCorp Developments Ltd., a company organized under the laws of the Province of British Columbia ("**NioCorp**," the "**Company**," "**we**," or "**our**"), is in receipt of the comments of the staff (the "**Staff**") of the Securities and Exchange Commission (the "**Commission**") set forth in the Commission's letter dated February 3, 2023 (the "**Comment Letter**") with respect to our Amendment No. 3 to Registration Statement on Form S-4 filed with the Commission on January 31, 2023 (the "**Form S-4**").

An Amendment No. 4 to Registration Statement on Form S-4 is being filed with the Commission today (the "**Amended Form S-4**"). Below are the Company's responses to the Comment Letter. For your convenience, the italicized numbered responses set forth below correspond with the comments contained in the Comment Letter.

*<u>Amendment No. 3 to Registration Statement on Form S-4</u>*

*<u>Q: Will NioCorp obtain new financing in connection with the Transactions?, page 11</u>*

&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;*1.* *Please disclose in this section the termination right under the Yorkville Convertible Debt Financing Agreement in the event that the First Debenture Closing does not occur on or prior to March 22, 2023, or tell us why you do not believe such information is material. We note your related disclosure on page 164.* 

<u>Response</u>:

The Company respectfully acknowledges the Staff's comment and advises the Staff that, in response to the Staff's comment, it has revised the disclosure on page 11 of the Amended Form S-4.

If you have any questions regarding these matters, please do not hesitate to contact Joel T. May of Jones Day at (404) 581-8967.

Sincerely yours,

<u>/s/ Neal Shah</u> 

Neal Shah

Chief Financial Officer

NioCorp Developments Ltd.

Copies to:

Joel T. May, Jones Day

Andrew C. Thomas, Jones Day

C. Michael Chitwood, Skadden, Arps, Slate, Meagher & Flom LLP (counsel to GX)

Michael A. Civale, Skadden, Arps, Slate, Meagher & Flom LLP (counsel to GX)

Mark A. Smith, NioCorp Developments Ltd.