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In 2025, the highest-value merger and acquisition (M&A) deals carried out in the United States occurred in the * macro industry. The value of deals carried out in this sector amounted to more than ***** U.S. dollars.Ìý

Mergers and acquisitions – additional information

The world of business is constantly changing and dynamic. Companies merge and acquire one another to form new companies. The benefit being an expansion of one’s client base, gaining access to further distribution channels and increasing technical knowledge among other factors. Further drivers include large cash reserves or commitments, opportunities in emerging markets and the availability of credit on favorable terms.

Apart from the industry, other industries with high-value merger and acquisition deals in the United States in 2025 include the **** industry, as well as the *** industry. The latter experienced M&A deals reaching a total value of over ***Ìý** U.S. dollars. As of early 2024,Ìýthe largest deal in pharmaceutical industry history was *** acquisition of **** for nearly **** U.S. dollars in 2000. A further two deals in the rankings involve the American company *: its acquisitions of rival firms **** (2002) and (2009). No M&A deal from the 2020s made it into the top list so far. The most recent big deals were the acquisitions of Allergan by AbbVie and of Celgene by Bristol-Myers Squibb, both in 2019.

A deal typically involves a lot of planning, strategy, money and risk, therefore a number of financial advisors are contracted to manage and advise each of the companies involved. Generally, the leading financial advisors for M&A deals are ***, , and ****.