Form 10-K - Annual report [Section 13 and 15(d), not S-K Item 405]:
SEC Accession No. 0001539497-25-002331
Filing Date
2025-09-11
Accepted
2025-09-11 16:04:03
Documents
144
Period of Report
2025-06-30

Document Format Files

Seq Description Document Type Size
1 10-K n2574_x280-10k.htm   iXBRL 10-K 2280675
2 DESCRIPTION OF SECURITIES n2574_x280ex4-37.htm EX-4.37 43235
3 WOLTEMATH 003J SECOND EXTENSION TO OPTION TO PURCHASE, DATED DECEMBER 9, 2024 n2574_x280ex10-11.htm EX-10.11 33669
4 SUBSIDIARIES OF NIOCORP DEVELOPMENTS LTD. n2574_x280ex21-1.htm EX-21.1 5486
5 CONSENT OF DELOITTE & TOUCHE LLP n2574_x280ex23-1.htm EX-23.1 2993
6 CONSENT OF DAHROUGE GEOLOGICAL CONSULTING USA LTD. n2574_x280ex23-3.htm EX-23.3 8611
7 CONSENT OF UNDERSTOOD MINERAL RESOURCES LTD. n2574_x280ex23-4.htm EX-23.4 4952
8 CONSENT OF OPTIMIZE GROUP INC. n2574_x280ex23-5.htm EX-23.5 5000
9 CONSENT OF TETRA TECH n2574_x280ex23-6.htm EX-23.6 5059
10 CONSENT OF ADRIAN BROWN CONSULTANTS INC. n2574_x280ex23-7.htm EX-23.7 8067
11 CONSENT OF MAGEMI MINING INC. n2574_x280ex23-8.htm EX-23.8 8222
12 CONSENT OF L3 PROCESS DEVELOPMENT n2574_x280ex23-9.htm EX-23.9 8391
13 CONSENT OF OLSSON n2574_x280ex23-10.htm EX-23.10 6751
14 CONSENT OF A2GC n2574_x280ex23-11.htm EX-23.11 7655
15 CONSENT OF METALLURGY CONCEPT SOLUTIONS n2574_x280ex23-12.htm EX-23.12 7227
16 CONSENT OF SCOTT HONAN, M.SC., SME-RM, NIOCORP n2574_x280ex23-13.htm EX-23.13 4994
17 CONSENT OF DUMAS CONTRACTING LTD. n2574_x280ex23-14.htm EX-23.14 7018
18 CONSENT OF MAHMOOD KHWAJA, P.E., CDM SMITH n2574_x280ex23-15.htm EX-23.15 7436
19 CONSENT OF WYNAND MARX, M.ENG., BBE CONSULTING n2574_x280ex23-16.htm EX-23.16 6723
20 CERTIFICATION n2574_x280ex31-1.htm EX-31.1 7717
21 CERTIFICATION n2574_x280ex31-2.htm EX-31.2 9077
22 CERTIFICATION n2574_x280ex32-1.htm EX-32.1 3813
23 CERTIFICATION n2574_x280ex32-2.htm EX-32.2 4335
29 GRAPHIC n257410kimg001.jpg GRAPHIC 12409
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  Complete submission text file 0001539497-25-002331.txt   10760089

Data Files

Seq Description Document Type Size
24 XBRL SCHEMA FILE niobf-20250630.xsd EX-101.SCH 82329
25 XBRL CALCULATION FILE niobf-20250630_cal.xml EX-101.CAL 69429
26 XBRL DEFINITION FILE niobf-20250630_def.xml EX-101.DEF 282805
27 XBRL LABEL FILE niobf-20250630_lab.xml EX-101.LAB 576874
28 XBRL PRESENTATION FILE niobf-20250630_pre.xml EX-101.PRE 451369
147 EXTRACTED XBRL INSTANCE DOCUMENT n2574_x280-10k_htm.xml XML 1239513
Mailing Address 7000 S. YOSEMITE STREET STE. 115 CENTENNIAL CO 80112
Business Address 7000 S. YOSEMITE STREET STE. 115 CENTENNIAL CO 80112 720-639-4647
NIOCORP DEVELOPMENTS LTD (Filer) CIK: 0001512228 (see all company filings)

EIN.: 000000000 | State of Incorp.: A1 | Fiscal Year End: 0630
Type: 10-K | Act: 34 | File No.: 001-41655 | Film No.: 251308528
SIC: 1000 Metal Mining
(CF Office: 01 Energy & Transportation)