Ken Griffin’s NioCorp Developments NB Stock Holding History

Ken Griffin’s Portfolio NB Stock Details NB Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$1.52M	Buy	341,700 +20,900	+7%	+$120K	﹤0.01%	6679
2025 Q4	$1.7M	Buy	320,800 +77,600	+32%	+$534K	﹤0.01%	6252
2025 Q3	$1.62M	Buy	243,200 +211,700	+672%	+$893K	﹤0.01%	6492
2025 Q2	$73.4K	Buy	31,500 +22,400	+246%	+$55.9K	﹤0.01%	11554
2025 Q1	$17.9K	Buy	9,100 +5,600	+160%	+$11.3K	﹤0.01%	13223
2024 Q4	$5.42K	Sell	3,500 -1,800	-34%	-$2.85K	﹤0.01%	13864
2024 Q3	$11.6K	Buy	5,300 +3,100	+141%	+$5.69K	﹤0.01%	13152
2024 Q2	$3.81K	Buy	+2,200	New	+$5.13K	﹤0.01%	13547
2024 Q1	–	Sell	-800	Closed	-$2.55K	–	15181
2023 Q4	$2.55K	Buy	+800	New	+$2.89K	﹤0.01%	13684

Other funds holding NB

BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return

BHCM

Brevan Howard Capital Management St. Helier, Jersey $11.3B AUM 35.84% 1-Year Est. Return

Alyeska Investment Group Chicago, Illinois $35.4B AUM 33.54% 1-Year Est. Return

Goldman Sachs New York $871B AUM 31.28% 1-Year Est. Return

PMG

Private Management Group Irvine, California $3.8B AUM 23.19% 1-Year Est. Return

State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return

Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return

Citigroup New York $303B AUM 53.02% 1-Year Est. Return

Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Ken Griffin's NB Position: Q1 2026 in Review

Ken Griffin increased its NioCorp Developments (NB) stake by 3,013% in Q1 2026, buying an estimated $34.4M and bringing the position to 6,204,197 shares worth $27.7M. The position accounts for ﹤0.01% of the portfolio, ranked #1940.

Ken Griffin first reported a position in NB in Q2 2023 and has held it in 9 quarters since. The position peaked at $52.9M in Q3 2025. 204 funds tracked by Wall St. Rank hold NB as of Q1 2026.

Ken Griffin held 6,204,197 shares of NioCorp Developments worth $27.7M as of Q1 2026.
Ken Griffin bought 6,004,890 NioCorp Developments shares in Q1 2026, an estimated $34.4M.
NioCorp Developments made up ﹤0.01% of Ken Griffin's portfolio in Q1 2026, its #1940 holding.
Ken Griffin first reported a position in NioCorp Developments in Q2 2023 and has held it in 9 quarters since.
Ken Griffin's NioCorp Developments position peaked at $52.9M in Q3 2025.
204 funds tracked by Wall St. Rank held NioCorp Developments as of Q1 2026.

Based on Citadel Advisors's 13F filing for Q1 2026, filed 15 May 2026.