The global mergers and acquisitions (M&A) landscape remains vibrant, with several strategic and high-value transactions announced this week. From utilities and banking to life sciences and insurance, these deals underscore the continuing trend of consolidation and portfolio diversification among industry leaders. Collectively, the top five deals represent over $95 billion in transaction value, signaling strong investor confidence across sectors.
Below are the top five m&A deals announced in the week ending November 01st, 2025. The data is curated from the Intellizence mergers & acquisitions Dataset.
Acquiring Company – American Water Works Company
Acquired Company – Essential Utilities
Merger Amount – $63 Billion
American Water Works Company and Essential Utilities have agreed to merge in an all-stock transaction valued at approximately $63 billion. The combined entity will become one of the largest regulated water and wastewater public utilities in the United States, expanding its geographic footprint and operational efficiency. The merger aims to strengthen service delivery, modernize infrastructure, and advance sustainability initiatives across multiple states.
Acquiring Company – Novartis
Acquired Company – Avidity
Deal Amount – $12 Billion
Swiss pharmaceutical giant Novartis is acquiring Avidity in a $12 billion deal, marking another major investment in RNA therapeutics. This acquisition strengthens Novartis’ position in biopharma innovation, adding Avidity’s RNA-based therapies to its pipeline and reinforcing its strategy to expand into next-generation precision medicines.
Acquiring Company – Thermo Fisher Scientific
Acquired Company – Clario Holdings
Deal Amount – $8.87 billion
Thermo Fisher Scientific, the global leader in serving science, announced the acquisition of Clario Holdings from a shareholder consortium led by Astorg, Nordic Capital, Novo Holding, and Cinven. The $8.875 billion deal enhances Thermo Fisher’s clinical research and data capabilities, integrating Clario’s digital trial solutions into its scientific services portfolio.
Acquiring Company – Huntington Bank
Acquired Company – Cadence Bank
Deal Amount – $7.4 Billion
Regional U.S. lender Huntington Bank has agreed to acquire Cadence Bank in a $7.4 billion deal. The merger will create one of the largest regional banks in the United States, expanding Huntington’s presence in key markets and improving operational scale.
Acquiring Company – AIG and Onex
Acquired Company – Convex Group
Deal Amount – $3.8 billion
AIG and private equity firm Onex have announced plans to jointly acquire Convex Group, a specialty reinsurer, for $3.8 billion. This acquisition will enhance AIG’s reinsurance portfolio and position the company to better manage risk diversification in a challenging global insurance market.
FAQs – Global M&A Activity 2025
Q1. What is the Intellizence M&A Dataset?
The Intellizence M&A Dataset provides curated, structured, and verified data on mergers, acquisitions, and divestitures across industries. It tracks both announced and completed deals, along with key details like deal value, acquirer/target profiles, and transaction type.
Q2. What’s driving the surge in data center acquisitions?
AI training, cloud computing, and hyperscale expansion are driving demand for data centers that offer high-density power and efficient cooling capabilities.
Q3. How is private equity influencing M&A trends?
PE firms are actively acquiring industrial and infrastructure assets to leverage operational efficiencies and stable returns.
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