William Blair & Company
NB

William Blair & Company’s NioCorp Developments NB Stock Holding History

William Blair & Company’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 		$123K Buy
25,604
+11,274
+79% +$61.7K ﹤0.01% 1649
2026
Q1 		$63.9K Buy
+14,330
New +$82.2K ﹤0.01% 1662

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Goldman Sachs
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William Blair & Company's NB Position: Q2 2026 in Review

William Blair & Company increased its NioCorp Developments (NB) stake by 79% in Q2 2026, buying an estimated $61.7K and bringing the position to 25,604 shares worth $123K. The position accounts for ﹤0.01% of the portfolio, ranked #1649.

William Blair & Company first reported a position in NB in Q1 2026 and has held it in 2 quarters since. 208 funds tracked by Wall St. Rank hold NB as of Q2 2026.

  • William Blair & Company held 25,604 shares of NioCorp Developments worth $123K as of Q2 2026.
  • William Blair & Company bought 11,274 NioCorp Developments shares in Q2 2026, an estimated $61.7K.
  • NioCorp Developments made up ﹤0.01% of William Blair & Company's portfolio in Q2 2026, its #1649 holding.
  • William Blair & Company first reported a position in NioCorp Developments in Q1 2026 and has held it in 2 quarters since.
  • 208 funds tracked by Wall St. Rank held NioCorp Developments as of Q2 2026.

Based on William Blair & Company's 13F filing for Q2 2026, filed 11 Aug 2026.