Old National Bancorp 13F: Adds $6.5M to MLI Stake

Mueller Industries, Inc. (MLI) business photo

Key Points

  • Old National Bancorp boosted its position in Mueller Industries by 107.5%, ending the period with 208,020 shares valued at about $12.6 million.
  • Mueller Industries recently reported $5.0 billion in trailing annual revenue alongside a 17.3% net profit margin.
  • Other major institutional investors adjusted their holdings, while company insiders completed several stock sales over the summer.

Since the filing, $MLI is up 1.3% to date (from the $56.81 close on Oct 20, 2026).

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Old National Bancorp boosted its stake in Mueller Industries, Inc. (NYSE:MLI) by 107.5%, according to its latest Form 13F filing filed with the SEC on October 20, 2026. The firm added 107,765 shares during the period, bringing its total ownership to 208,020 shares. The reported value of the investment reached $12,608,091 at the time of the filing.

MLI Mueller Industries, Inc.
$57.54 -0.64% year to date
Daily close · Oct 21, 2026
13F track record

Old National Bancorp vs. the S&P 500

YTD return +6.66% hypothetical
All-time return +6.66% S&P 500 +6.40%
vs. S&P 500 +0.26% ahead of the index

Hypothetical returns from Old National Bancorp's disclosed trades, not real profit or advice. How we model this.

What Changed in Old National Bancorp's Mueller Industries Position

The financial institution more than doubled its investment in the metal fabrication company by purchasing 107,765 shares. Prior to this addition, the fund held 100,255 shares. The expanded position reflects a 107.5% increase in total shares owned.

Other Institutional Activity in Mueller Industries

Other large institutional funds also adjusted their positions in the company. Vaughan Nelson Investment Management, L.P. grew its holdings by 110,250 shares, ending with 702,105 shares worth about $94,355,890.52. First Trust Advisors LP grew its holdings by 2,476,063 shares, ending with 13,664,782 shares worth about $786,271,568. AQR Capital Management, LLC reduced its holdings by 340,464 shares, ending with 9,414,946 shares worth about $541,736,001. William Blair Investment Management, LLC reduced its holdings by 247,265 shares, ending with 3,972,278 shares worth about $228,564,879.

Mueller Industries, Inc. Stock Holds Steady

Mueller Industries shares recently traded around $56.81 as of October 22, 2026. The stock closed at $56.81 on the day of the institutional filing. The share price sits roughly 20.1% below its 52-week high of $71.12 and about 11.0% above its 52-week low of $51.20.

Recent Earnings

Mueller Industries generated $5,001,910,784 in revenue over the trailing twelve months, paired with $3.9 in earnings per share. The company posted a net profit margin of 17.3% and a return on equity of 26.3%. Its next earnings report is scheduled for February 2, 2027.

Dividend

The company pays an annual dividend of $0.70 per share, giving investors a dividend yield of 1.22%. The payout ratio stands at 15.6% of earnings.

Insider Buying and Selling at Mueller Industries, Inc.

Company insiders executed several transactions over the summer months. Director John B Hansen disposed of 3,444 shares on August 4, 2026, for a total value of $233,640. Chief Executive Officer Gregory L Christopher parted with 340,000 shares on August 11, 2026, totaling $233,843,10. Chief Financial Officer Jeffrey Andrew Martin sold 86,209 shares at an average price of $67.03 on August 13, 2026, worth $5,778,848. Finally, Director Scott Jay Goldman unloaded 2,000 shares at an average price of $64.08 on August 27, 2026, for a total value of $128,160.

About Mueller Industries

Mueller Industries, Inc. manufactures and distributes copper, brass, and aluminum products. The company operates through three core divisions: Piping Systems, Industrial Metals, and Climate. Its products serve plumbing, HVAC, and industrial applications across North America, Europe, Asia, and the Middle East.

Bottom Line

Old National Bancorp's larger stake joins shifting institutional interest in Mueller Industries. Investors will look toward the company's next earnings release on February 2, 2027, for further updates on financial performance and operational growth.

Source: Old National Bancorp's 13F filing on $MLI (Oct 20, 2026). 13F filings show holdings as of the end of the reporting quarter and may not reflect the fund's current position. Written by software, not financial advice. How we make alerts

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