William Blair Investment Management
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William Blair Investment Management’s Nextpower Inc. Common Stock NXT Stock Holding History

William Blair Investment Management’s Portfolio NXT Stock Details NXT Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$80M Sell
671,767
-950,722
-59% -$117M 0.24% 118
2026
Q1 		$196M Buy
1,622,489
+259,695
+19% +$28.8M 0.65% 29
2025
Q4 		$119M Sell
1,362,794
-106,844
-7% -$9.69M 0.33% 83
2025
Q3 		$109M Buy
+1,469,638
New +$94.7M 0.28% 97

Other funds holding NXT

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
Fidelity Investments
Fidelity Investments Boston, Massachusetts $2.3T AUM 54.33% 1-Year Est. Return
Primecap Management
Primecap Management Pasadena, California $169B AUM 114.72% 1-Year Est. Return
Vanguard Capital Management
Vanguard Capital Management Malvern, Pennsylvania $4.68T AUM
Vanguard Portfolio Management
Vanguard Portfolio Management Malvern, Pennsylvania $2.22T AUM
Invesco
Invesco Atlanta, Georgia $1.26T AUM 61.52% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.38T AUM 44.17% 1-Year Est. Return
Wellington Management Group
Wellington Management Group Boston, Massachusetts $580B AUM 38.23% 1-Year Est. Return
Geode Capital Management
Geode Capital Management Boston, Massachusetts $1.88T AUM 44.46% 1-Year Est. Return
Fundsmith LLP
Fundsmith LLP London, United Kingdom $13.6B AUM 7.6% 1-Year Est. Return

William Blair Investment Management's NXT Position: Q2 2026 in Review

William Blair Investment Management reduced its Nextpower Inc. Common Stock (NXT) stake by 59% in Q2 2026, selling an estimated $117M and leaving 671,767 shares worth $80M. The position accounts for 0.24% of the portfolio, ranked #118.

William Blair Investment Management first reported a position in NXT in Q3 2025 and has held it in 4 quarters since. The position peaked at $196M in Q1 2026. 727 funds tracked by Wall St. Rank hold NXT as of Q2 2026.

  • William Blair Investment Management held 671,767 shares of Nextpower Inc. Common Stock worth $80M as of Q2 2026.
  • William Blair Investment Management sold 950,722 Nextpower Inc. Common Stock shares in Q2 2026, an estimated $117M.
  • Nextpower Inc. Common Stock made up 0.24% of William Blair Investment Management's portfolio in Q2 2026, its #118 holding.
  • William Blair Investment Management first reported a position in Nextpower Inc. Common Stock in Q3 2025 and has held it in 4 quarters since.
  • William Blair Investment Management's Nextpower Inc. Common Stock position peaked at $196M in Q1 2026.
  • 727 funds tracked by Wall St. Rank held Nextpower Inc. Common Stock as of Q2 2026.

Based on William Blair Investment Management's 13F filing for Q2 2026, filed 12 Aug 2026.