Sullivan & Cromwell led all law firm advisers in announced global deals in the first quarter of 2026, according to Bloomberg. The Firm advised on global announced deals totaling more than $540 billion, representing a 35.4 percent market share.
S&C ranked first in the following categories:
- Global announced deals ($540 billion)
- Cross-border announced deals ($347 billion)
- Global private equity deals ($434 billion)
- U.S. announced deals ($534 billion)
- U.S. private equity deals ($434 billion)
- APAC private equity announced deals ($371 billion)
Clients regularly turn to S&C for big-ticket M&A—the average value of S&C’s announced deals in the first quarter of 2026 was $12.9 billion. In the first quarter, S&C advised:
- xAI on its historic $250 billion acquisition by SpaceX;
- Masimo Corporation on its $9.9 billion acquisition by Danaher;
- Tokio Marine on its strategic partnership with Berkshire Hathaway and $1.8 billion investment;
- U.S. Bancorp on its $1 billion pending acquisition of BTIG; and
- Agilent Technologies on its $950 million acquisition of Biocare Medical.