MassMutual Private Wealth & Trust’s NioCorp Developments NB Stock Holding History

MassMutual Private Wealth & Trust’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	$3.11K	Buy	645 +145	+29%	+$794	﹤0.01%	1862
2026 Q1	$2.23K	Hold	500	–	–	﹤0.01%	1950
2025 Q4	$2.65K	Hold	500	–	–	﹤0.01%	1917
2025 Q3	$3.34K	Buy	+500	New	+$2.11K	﹤0.01%	1828
2024 Q1	–	Sell	-438	Closed	-$1.23K	–	2102
2023 Q4	$1.4K	Buy	+438	New	+$1.58K	﹤0.01%	1616

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

MassMutual Private Wealth & Trust's NB Position: Q2 2026 in Review

MassMutual Private Wealth & Trust increased its NioCorp Developments (NB) stake by 29% in Q2 2026, buying an estimated $794 and bringing the position to 645 shares worth $3.11K. The position accounts for ﹤0.01% of the portfolio, ranked #1862.

MassMutual Private Wealth & Trust first reported a position in NB in Q4 2023 and has held it in 5 quarters since. The position peaked at $3.34K in Q3 2025. 210 funds tracked by Wall St. Rank hold NB as of Q2 2026.

MassMutual Private Wealth & Trust held 645 shares of NioCorp Developments worth $3.11K as of Q2 2026.
MassMutual Private Wealth & Trust bought 145 NioCorp Developments shares in Q2 2026, an estimated $794.
NioCorp Developments made up ﹤0.01% of MassMutual Private Wealth & Trust's portfolio in Q2 2026, its #1862 holding.
MassMutual Private Wealth & Trust first reported a position in NioCorp Developments in Q4 2023 and has held it in 5 quarters since.
MassMutual Private Wealth & Trust's NioCorp Developments position peaked at $3.34K in Q3 2025.
210 funds tracked by Wall St. Rank held NioCorp Developments as of Q2 2026.

Based on MassMutual Private Wealth & Trust's 13F filing for Q2 2026, filed 2 Jul 2026.