William Blair & Company
NNE

William Blair & Company’s Nano Nuclear Energy NNE Stock Holding History

William Blair & Company’s Portfolio NNE Stock Details NNE Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$676K Buy
31,975
+15
+0% +$369 ﹤0.01% 1117
2026
Q1 		$655K Hold
31,960
– – ﹤0.01% 1053
2025
Q4 		$767K Buy
31,960
+100
+0.3% +$3.83K ﹤0.01% 1008
2025
Q3 		$1.23M Hold
31,860
– – ﹤0.01% 861
2025
Q2 		$1.1M Hold
31,860
– – ﹤0.01% 866
2025
Q1 		$843K Hold
31,860
– – ﹤0.01% 930
2024
Q4 		$793K Buy
+31,860
New +$723K ﹤0.01% 970

Other funds holding NNE

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
ETC
Exchange Traded Concepts Oklahoma City, Oklahoma $21.9B AUM 68.6% 1-Year Est. Return
LPL Financial
LPL Financial San Diego, California $445B AUM 25.58% 1-Year Est. Return
Lido Advisors
Lido Advisors Los Angeles, California $36.8B AUM 26.6% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
Cambridge Investment Research Advisors
Cambridge Investment Research Advisors Fairfield, Iowa $44.6B AUM 28.94% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $419B AUM 43.02% 1-Year Est. Return
Swiss National Bank
Swiss National Bank Zurich, Switzerland $191B AUM 45.21% 1-Year Est. Return
Citigroup
Citigroup New York $303B AUM 53.02% 1-Year Est. Return

William Blair & Company's NNE Position: Q2 2026 in Review

William Blair & Company increased its Nano Nuclear Energy (NNE) stake by 0.05% in Q2 2026, buying an estimated $369 and bringing the position to 31,975 shares worth $676K. The position accounts for ﹤0.01% of the portfolio, ranked #1117.

William Blair & Company first reported a position in NNE in Q4 2024 and has held it in 7 quarters since. The position peaked at $1.23M in Q3 2025. 113 funds tracked by Wall St. Rank hold NNE as of Q2 2026.

  • William Blair & Company held 31,975 shares of Nano Nuclear Energy worth $676K as of Q2 2026.
  • William Blair & Company bought 15 Nano Nuclear Energy shares in Q2 2026, an estimated $369.
  • Nano Nuclear Energy made up ﹤0.01% of William Blair & Company's portfolio in Q2 2026, its #1117 holding.
  • William Blair & Company first reported a position in Nano Nuclear Energy in Q4 2024 and has held it in 7 quarters since.
  • William Blair & Company's Nano Nuclear Energy position peaked at $1.23M in Q3 2025.
  • 113 funds tracked by Wall St. Rank held Nano Nuclear Energy as of Q2 2026.

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