Banco Santander Boosts Stake in IBM

Spanish banking giant increases holding in tech company by 26% in Q3

Published on Feb. 27, 2026

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Banco Santander S.A., a major Spanish banking group, increased its stake in International Business Machines Corporation (IBM) by 26% during the third quarter of 2025. The bank now owns 135,043 shares of the technology company's stock, valued at $38.1 million.

Why it matters

This investment by one of Europe's largest banks signals confidence in IBM's long-term prospects, even as the company faces challenges from AI startups and a shifting technology landscape. Banco Santander's increased stake could help bolster investor sentiment around IBM.

The details

According to a regulatory filing, Banco Santander purchased an additional 27,859 shares of IBM during the third quarter, bringing its total holding to 135,043 shares. The bank's investment in IBM is now valued at $38.1 million, up from $30.2 million at the end of the prior quarter.

  • Banco Santander increased its IBM stake during the third quarter of 2025.

The players

Banco Santander S.A.

A major Spanish banking group and one of the largest financial institutions in Europe.

International Business Machines Corporation (IBM)

A multinational technology and consulting company headquartered in Armonk, New York.

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The takeaway

Banco Santander's increased investment in IBM suggests the bank sees long-term value in the tech company, even as it navigates challenges from AI startups and a shifting industry. This vote of confidence from a major European financial institution could help bolster sentiment around IBM's stock.