Marshall Wace’s NioCorp Developments NB Stock Holding History

Marshall Wace’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 Q2	$69.9K	Sell	14,500 -120,500	-89%	-$660K	﹤0.01%	2961
2026 Q1	$602K	Buy	+135,000	New	+$774K	﹤0.01%	2362
2025 Q4	–	Sell	-1,156,057	Closed	-$7.72M	–	3295
2025 Q3	$7.72M	Buy	1,156,057 +996,267	+623%	+$4.2M	0.01%	1016
2025 Q2	$372K	Buy	159,790 +84,176	+111%	+$210K	﹤0.01%	2247
2025 Q1	$149K	Buy	+75,614	New	+$152K	﹤0.01%	2448

Other funds holding NB

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

BHCM

Brevan Howard Capital Management St. Helier, Jersey $13.5B AUM 44.56% 1-Year Est. Return

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

PMG

Private Management Group Irvine, California $3.8B AUM 23.19% 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

Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return

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

Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM

Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return

Marshall Wace's NB Position: Q2 2026 in Review

Marshall Wace reduced its NioCorp Developments (NB) stake by 89% in Q2 2026, selling an estimated $660K and leaving 14,500 shares worth $69.9K. The position accounts for ﹤0.01% of the portfolio, ranked #2961.

Marshall Wace first reported a position in NB in Q1 2025 and has held it in 5 quarters since. The position peaked at $7.72M in Q3 2025. 209 funds tracked by Wall St. Rank hold NB as of Q2 2026.

Marshall Wace held 14,500 shares of NioCorp Developments worth $69.9K as of Q2 2026.
Marshall Wace sold 120,500 NioCorp Developments shares in Q2 2026, an estimated $660K.
NioCorp Developments made up ﹤0.01% of Marshall Wace's portfolio in Q2 2026, its #2961 holding.
Marshall Wace first reported a position in NioCorp Developments in Q1 2025 and has held it in 5 quarters since.
Marshall Wace's NioCorp Developments position peaked at $7.72M in Q3 2025.
209 funds tracked by Wall St. Rank held NioCorp Developments as of Q2 2026.

Based on Marshall Wace's 13F filing for Q2 2026, filed 13 Aug 2026.