OC
NB

Oppenheimer & Co’s NioCorp Developments NB Stock Holding History

Oppenheimer & Co’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 		– Sell
-25,200
Closed -$134K – 1760
2025
Q4 		$134K Sell
25,200
-1,100
-4% -$7.57K ﹤0.01% 1476
2025
Q3 		$176K Buy
+26,300
New +$111K ﹤0.01% 1567

Other funds holding NB

BlackRock
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
Citadel Advisors
Citadel Advisors Miami, Florida $875B AUM 40.89% 1-Year Est. Return
Alyeska Investment Group
Alyeska Investment Group Chicago, Illinois $38.9B AUM 28.51% 1-Year Est. Return
Goldman Sachs
Goldman Sachs New York $1.15T AUM 47.82% 1-Year Est. Return
PMG
Private Management Group Irvine, California $3.8B AUM 23.19% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Citigroup
Citigroup New York $303B AUM 53.02% 1-Year Est. Return
Northern Trust
Northern Trust Chicago, Illinois $860B AUM 41.15% 1-Year Est. Return

Oppenheimer & Co's NB Position: Q1 2026 in Review

Oppenheimer & Co sold out of NioCorp Developments (NB) in Q1 2026, closing a stake of 25,200 shares — an estimated $134K sold.

Oppenheimer & Co first reported a position in NB in Q3 2025 and held it in 2 quarters. The position peaked at $176K in Q3 2025. 205 funds tracked by Wall St. Rank hold NB as of Q1 2026.

  • Oppenheimer & Co reported no remaining NioCorp Developments position as of Q1 2026 after selling out during the quarter.
  • Oppenheimer & Co sold 25,200 NioCorp Developments shares in Q1 2026, an estimated $134K.
  • Oppenheimer & Co first reported a position in NioCorp Developments in Q3 2025 and held it in 2 quarters.
  • Oppenheimer & Co's NioCorp Developments position peaked at $176K in Q3 2025.
  • 205 funds tracked by Wall St. Rank held NioCorp Developments as of Q1 2026.

Based on Oppenheimer & Co's 13F filing for Q1 2026, filed 24 Apr 2026.