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NIOCORP DEVELOPMENTS LTD

For the period ended Dec 31, 2025. Filed Feb 6, 2026.

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About this filing

A company's report for each of its first three quarters. The financial statements are not audited. It shows how the business has moved since the last annual report, and what management says changed.

Dec 31, 2025 · Filed Feb 6, 2026

NB$2.90+7.2%Stored close · as of Nov 6, 2026
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UNITED STATES

SECURITIES AND EXCHANGE COMMISSION

Washington, D.C. 20549

FORM 10-Q

☒QUARTERLY REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the quarterly period ended December 31, 2025

OR

☐TRANSITION REPORT PURSUANT TO SECTION 13 OR 15(d) OF THE SECURITIES EXCHANGE ACT OF 1934

For the transition period from to

Commission file number:001-41655

(Exact Name of Registrant as Specified in its Charter)

British Columbia, Canada(State or other jurisdiction of incorporation or organization)7000 South Yosemite Street, Suite 115, Centennial, CO(Address of Principal Executive Offices)98-1262185(I.R.S. Employer Identification No.)80112(Zip code)

Registrant’s telephone number, including area code:(720) 334-7066

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

Title of each classTrading Symbol(s)Name of each exchange on which registered
Common Shares, without par valueNBThe Nasdaq Stock Market LLC
Warrants, each exercisable for 1.11829212 Common SharesNIOBWThe Nasdaq Stock Market LLC
Common Share Purchase RightsN/AThe Nasdaq Stock Market LLC

Indicate by check mark whether the registrant (1) has filed all reports required to be filed by Section 13 or 15(d) of the Securities Exchange Act of 1934 during the preceding 12 months (or for such shorter period that the registrant was required to file such reports), and (2) has been subject to such filing requirements for the past 90 days. Yes ☒ No☐

Indicate by check mark whether the registrant has submitted electronically every Interactive Data File required to be submitted pursuant to Rule 405 of Regulation S-T (§232.405 of this chapter) during the preceding 12 months (or for such shorter period that the registrant was required to submit such files). Yes ☒ No☐

Indicate by check mark whether the registrant is a large accelerated filer, an accelerated filer, a non-accelerated filer, a smaller reporting company or an emerging growth company. See the definitions of “large accelerated filer,” “accelerated filer,” “smaller reporting company,” and “emerging growth company” in Rule 12b-2 of the Exchange Act:

Large Accelerated Filer☐Accelerated Filer☐
Non-Accelerated Filer☒Smaller Reporting Company☒
Emerging Growth Company☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act.☐

Indicate by check mark whether the registrant is a shell company (as defined in Rule 12b-2 of the Exchange Act).Yes☐No☒

As of February 6, 2026, the registrant had 125,321,172 Common Shares outstanding.

TABLE OF CONTENTS

Page
PART I — FINANCIAL INFORMATION
ITEM 1.FINANCIAL STATEMENTS1
ITEM 2.MANAGEMENT’S DISCUSSION AND ANALYSIS OF FINANCIAL CONDITION AND RESULTS OF OPERATIONS18
ITEM 3.QUANTITATIVE AND QUALITATIVE DISCLOSURES ABOUT MARKET RISK29
ITEM 4.CONTROLS AND PROCEDURES29
PART II — OTHER INFORMATION
ITEM 1.LEGAL PROCEEDINGS31
ITEM 1A.RISK FACTORS31
ITEM 2.UNREGISTERED SALES OF EQUITY SECURITIES AND USE OF PROCEEDS32
ITEM 3.DEFAULTS UPON SENIOR SECURITIES32
ITEM 4.MINE SAFETY DISCLOSURES32
ITEM 5.OTHER INFORMATION32
ITEM 6.EXHIBITS32
SIGNATURES34
ContentsView on SEC.gov

The text of this filing, as the company filed it with the SEC, without its images or exhibits. This is not investment advice.