William Blair & Company
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William Blair & Company’s Mueller Industries MLI Stock Holding History

William Blair & Company’s Portfolio MLI Stock Details MLI Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$2.38M Buy
38,704
+8,024
+26% +$526K 0.01% 722
2026
Q1 		$1.7M Buy
30,680
+570
+2% +$34.2K ﹤0.01% 779
2025
Q4 		$1.73M Buy
30,110
+1,182
+4% +$63.6K ﹤0.01% 784
2025
Q3 		$1.46M Buy
28,928
+2,362
+9% +$108K ﹤0.01% 822
2025
Q2 		$1.06M Buy
26,566
+78
+0.3% +$2.94K ﹤0.01% 885
2025
Q1 		$1.01M Sell
26,488
-1,060
-4% -$42.3K ﹤0.01% 880
2024
Q4 		$1.09M Buy
+27,548
New +$1.12M ﹤0.01% 873

Other funds holding MLI

BlackRock
BlackRock New York $6.73T AUM 46.02% 1-Year Est. Return
First Trust Advisors
First Trust Advisors Wheaton, Illinois $170B AUM 46.21% 1-Year Est. Return
State Street
State Street Boston, Massachusetts $3.37T AUM 44.26% 1-Year Est. Return
Dimensional Fund Advisors
Dimensional Fund Advisors Austin, Texas $552B AUM 44.19% 1-Year Est. Return
Pictet Asset Management
Pictet Asset Management Carouge, Switzerland $105B AUM 38.07% 1-Year Est. Return
LSV Asset Management
LSV Asset Management Chicago, Illinois $55.1B AUM 45.38% 1-Year Est. Return
VF
Vest Financial Mclean, Virginia $9.52B AUM 31.6% 1-Year Est. Return
Bank of New York Mellon
Bank of New York Mellon New York $609B AUM 40.19% 1-Year Est. Return
VNIM
Vaughan Nelson Investment Management Houston, Texas $11.3B AUM 53% 1-Year Est. Return
N
Nuveen Charlotte, North Carolina $419B AUM 43.02% 1-Year Est. Return

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

William Blair & Company increased its Mueller Industries (MLI) stake by 26% in Q2 2026, buying an estimated $526K and bringing the position to 38,704 shares worth $2.38M. The position accounts for 0.01% of the portfolio, ranked #722.

William Blair & Company first reported a position in MLI in Q4 2024 and has held it in 7 quarters since. 454 funds tracked by Wall St. Rank hold MLI as of Q2 2026.

  • William Blair & Company held 38,704 shares of Mueller Industries worth $2.38M as of Q2 2026.
  • William Blair & Company bought 8,024 Mueller Industries shares in Q2 2026, an estimated $526K.
  • Mueller Industries made up 0.01% of William Blair & Company's portfolio in Q2 2026, its #722 holding.
  • William Blair & Company first reported a position in Mueller Industries in Q4 2024 and has held it in 7 quarters since.
  • 454 funds tracked by Wall St. Rank held Mueller Industries as of Q2 2026.

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