Banco Santander Buys Stake in Mueller Industries

Institutional investor acquires 67,077 shares of industrial products company

Feb. 28, 2026 at 9:23am

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Banco Santander S.A. has purchased a new stake of 67,077 shares in Mueller Industries, Inc. (NYSE:MLI), an industrial products company, according to a recent 13F filing with the Securities and Exchange Commission. The stake is valued at approximately $6.78 million, representing about 0.06% ownership in Mueller Industries.

Why it matters

This investment by a major institutional investor like Banco Santander suggests confidence in Mueller Industries' financial performance and growth potential. As a diversified manufacturer serving various industries, Mueller Industries' stock performance is seen as a bellwether for the broader industrial sector.

The details

Banco Santander acquired the 67,077 shares of Mueller Industries during the third quarter. The purchase adds to the institutional ownership of the company, which already stands at 94.5% according to data. Mueller Industries produces a range of copper, brass, aluminum, and plastic products used in HVAC, refrigeration, plumbing, and other industrial applications.

  • Banco Santander bought the 67,077 shares in the 3rd quarter of the year.
  • Mueller Industries' stock is trading between a 52-week low of $66.84 and a 52-week high of $139.29.

The players

Banco Santander S.A.

A major Spanish multinational commercial bank and financial services company.

Mueller Industries, Inc.

A diversified manufacturer and marketer of copper, brass, aluminum, and plastic products serving various industries.

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What they’re saying

“We must not let individuals continue to damage private property in San Francisco.”

— Robert Jenkins, San Francisco resident (San Francisco Chronicle)

“Fifty years is such an accomplishment in San Francisco, especially with the way the city has changed over the years.”

— Gordon Edgar, grocery employee (Instagram)

The takeaway

This investment by Banco Santander underscores the institutional confidence in Mueller Industries' financial strength and growth prospects within the broader industrial sector. As a diversified manufacturer, Mueller's performance is seen as a bellwether for the health of the industrial economy.