NIOCORP DEVELOPMENTS LTD - Common Shares, without par value (the "Shares") (NB) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2023 to Q4 2025

Type / Class
Equity / Common Shares, without par value (the "Shares")
Symbol
NB on Nasdaq
Shares outstanding
96,966,476
Price per share
$5.30
All holders as of 30 Sep 2025
Q3 2025
Total 13F shares
32,071,433
Total reported value
$214,015,448
% of total 13F portfolios
0%
Share change
+18,967,672
Value change
+$127,783,167
Number of holders
149
Price from insider filings
$5.30
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of NIOCORP DEVELOPMENTS LTD - Common Shares, without par value (the "Shares") (NB) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
CITADEL ADVISORS LLC 8.2% +56% $53,114,357 +$27,039,678 7,951,251 +104% Kenneth Griffin 30 Sep 2025

As of 30 Sep 2025, 149 institutional investors reported holding 32,071,433 shares of NIOCORP DEVELOPMENTS LTD - Common Shares, without par value (the "Shares") (NB). This represents 33% of the company’s total 96,966,476 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of NIOCORP DEVELOPMENTS LTD - Common Shares, without par value (the "Shares") (NB) together control 30% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
CITADEL ADVISORS LLC 8.2% 7,915,051 0.04% $52,872,541
BlackRock, Inc. 3.8% 3,651,967 +42% 0% $24,395,139
Alyeska Investment Group, L.P. 2.9% 2,801,102 +67% 0.06% $18,711,361
PRIVATE MANAGEMENT GROUP INC 2.2% 2,098,563 0% 0.42% $14,018,401
HITE Hedge Asset Management LLC 1.5% 1,462,607 0.53% $9,770,215
Brevan Howard Capital Management LP 1.5% 1,450,542 0.14% $9,689,621
MARSHALL WACE, LLP 1.2% 1,156,057 +623% 0.01% $7,722,462
STATE STREET CORP 1.1% 1,053,068 +179% 0% $7,034,494
GEODE CAPITAL MANAGEMENT, LLC 0.89% 863,150 +34% 0% $5,765,841
NORTHERN TRUST CORP 0.87% 843,291 -7.2% 0% $5,633,184
VANGUARD GROUP INC 0.83% 801,892 -62% 0% $5,356,638
JANE STREET GROUP, LLC 0.73% 708,369 +3902% 0.01% $4,731,905
MORGAN STANLEY 0.66% 643,427 +297% 0% $4,298,091
MILLENNIUM MANAGEMENT LLC 0.59% 575,592 +1018% 0% $3,844,955
Balyasny Asset Management L.P. 0.53% 509,393 0.01% $3,402,745
GOLDMAN SACHS GROUP INC 0.34% 329,676 0% $2,202,235
KINGDON CAPITAL MANAGEMENT, L.L.C. 0.32% 314,465 0% 0.33% $2,100,626
GROUP ONE TRADING LLC 0.29% 285,502 0.06% $1,907,153
Schonfeld Strategic Advisors LLC 0.28% 267,300 0.01% $1,785,564
TWO SIGMA INVESTMENTS, LP 0.27% 262,599 +671% 0% $1,754,161
GILDER GAGNON HOWE & CO LLC 0.23% 219,234 0.01% $1,464,483
Quadrature Capital Ltd 0.21% 203,665 0.02% $1,359,464
PFG Advisors 0.19% 183,304 0.05% $1,224,471
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 0.18% 173,423 +33% 0% $1,158,466
WEXFORD CAPITAL LP 0.16% 156,437 0.31% $1,045,000

Institutional Holders of NIOCORP DEVELOPMENTS LTD - Common Shares, without par value (the "Shares") (NB) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 139,726 $740,642 +$191,562 $5.30 7
2025 Q3 32,071,433 $214,015,448 +$127,783,167 $6.68 149
2025 Q2 13,094,188 $30,511,098 +$20,479,631 $2.33 98
2025 Q1 4,581,538 $9,033,446 +$2,874,231 $1.97 61
2024 Q4 3,163,687 $4,900,744 +$1,657,540 $1.55 57
2024 Q3 2,097,422 $4,576,337 -$175,936 $2.18 48
2024 Q2 2,219,900 $3,843,106 +$1,345 $1.73 57
2024 Q1 2,188,913 $5,952,909 +$1,328,135 $2.72 49
2023 Q4 1,701,696 $5,427,056 +$994,741 $3.19 52
2023 Q3 1,334,726 $4,844,359 +$138,725 $3.63 49
2023 Q2 1,145,136 $5,761,091 -$1,259,145 $5.03 45
2023 Q1 1,333,015 $8,478,442 +$7,971,352 $6.36 27