The first quarter of 2026 witnessed a surge of mergers and acquisitions spanning energy, finance, technology, healthcare, and infrastructure. Together, these deals represent over $1.3 trillion in transaction value — showing how boardrooms are responding to shifting market dynamics, consolidation pressures, and the race for scale.
From Devon and Coterra joining forces in shale to SpaceX’s unprecedented acquisition of xAI, Q1 2026 has set the tone for one of the most active M&A years in recent times.
Below are the top eleven M&A deals announced in the first quarter of 2026. The data is curated from the Intellizence mergers & acquisitions Dataset.
Devon Energy and Coterra Energy to merge, creating a shale operator valued at approximately $58 billion.
The U.S. shale landscape is being redrawn. This all-stock merger creates an independent oil and gas operator with production assets spanning the Permian Basin, Eagle Ford, Anadarko, and Marcellus. The combined entity will benefit from operational synergies, a reinforced balance sheet, and greater pricing power in an environment of sustained energy demand.
McCormick & Company to acquire Unilever’s food business in a $45 billion deal
In what would be McCormick’s largest-ever acquisition, the spice and condiment giant is absorbing Unilever’s sprawling food portfolio — including brands like Knorr, Hellmann’s, and Colman’s. The deal dramatically expands McCormick’s geographic footprint and retail shelf presence in emerging markets.
BlackRock’s Global Infrastructure Partners (GIP) and EQT to acquire AES Corporation in a $33.4 billion deal
A landmark deal in global energy infrastructure, bringing together two of the world’s largest infrastructure investors to acquire the diversified power generation giant AES. The deal reflects accelerating private capital flows into energy transition assets, including renewables, battery storage, and LNG infrastructure.
Corebridge Financial and Equitable Holdings to merge in a transaction valued at approximately $22 billion
Two major U.S. insurance and retirement services firms are combining in an all-stock transaction. The merged entity will manage over $1 trillion in assets under management and serve millions of annuity and life insurance policyholders, creating a formidable challenger in the retirement savings market.
Boston Scientific to acquire Penumbra for $14.5 billion
A strategic play deepening Boston Scientific’s neurovascular and vascular intervention capabilities. Penumbra’s clot retrieval and embolization systems complement Boston Scientific’s existing interventional cardiology portfolio, solidifying its position in the high-growth neurovascular space.
Engie to acquire UK Power Networks from Hong Kong’s CK Group for $14.2 billion
French utility giant Engie is acquiring one of the UK’s largest electricity distribution networks from Hong Kong-based CK Infrastructure. The deal grants Engie a critical stake in Britain’s power grid, adding regulated infrastructure to its European energy transition portfolio.
Nuveen to acquire Schroders for $13.5 billion
Two prominent global asset managers are combining forces. TIAA-owned Nuveen’s acquisition of London-based Schroders creates a $1.6 trillion AUM powerhouse with deep complementary strengths in fixed income, real assets, and sustainable investment strategies.
Santander to acquire Webster Financial for $12.2 billion
Spain’s Santander continues its North American expansion with the acquisition of Webster Financial, a Connecticut-based commercial bank with strong presence in healthcare banking, middle-market lending, and HSA deposits — a high-growth niche Santander is keen to dominate.
Zurich Insurance Group to acquire Beazley for £8.1 billion (~$10.8 billion)
Swiss insurance giant Zurich enters the London specialty insurance market in force, acquiring Lloyd’s of London insurer Beazley. Beazley’s expertise in cyber, professional liability, and specialty marine risks rounds out Zurich’s commercial lines offering at scale.
Public Storage to acquire National Storage Affiliates for $10.5 billion
The self-storage sector’s biggest deal in years. Public Storage, already the U.S. market leader, is acquiring NSA’s portfolio of roughly 1,100 properties, cementing its dominance and enabling significant economies of scale in property management and customer acquisition.
SpaceX to acquire xAI in a deal valuing the company at $1.25 trillion
This is one of the defining deals of the quarter, and arguably the decade. SpaceX’s acquisition of Elon Musk’s AI company xAI at a $1.25 trillion valuation represents the largest tech acquisition ever recorded. The deal unites SpaceX’s orbital infrastructure and Starlink data network with xAI’s large language model capabilities — a convergence of physical and cognitive AI at unprecedented scale.
How Intellizence M&A Dataset Can Help
Staying ahead of M&A deals like these is the competitive edge that Intellizence’s M&A intelligence platform delivers to deal teams, investors, and strategy professionals.
Real-time M&A Signals, Sourced from 500,000+ Data Points Daily
The Intellizence M&A Dataset tracks deal signals, company financials, executive movements, regulatory filings, and market triggers — delivering structured, actionable intelligence for every stage of the deal lifecycle.
Early Deal Signals
Detect acquisition intent early via financial stress signals, board changes, investor activity, and patent filings.
Sector-level Deal Tracking
Monitor M&A velocity across energy, fintech, healthcare, infrastructure, and 30+ other sectors with configurable alerts.
Regulatory & Filing Alerts
Automated monitoring of SEC filings, HSR notifications, CMA submissions, and global regulatory announcements for deal compliance tracking.
API & CRM integration
Push structured deal intelligence directly into Salesforce, HubSpot, or proprietary platforms via a clean REST API with webhook support,
Frequently Asked Questions
What was the largest M&A deal in Q1 2026?
The largest deal of Q1 2026 — and likely in history — was SpaceX’s acquisition of xAI, valuing the AI company at $1.25 trillion.
Which industries saw the most M&A activity in Q1 2026?
Energy and infrastructure led the quarter with multiple headline deals (Devon/Coterra, BlackRock GIP/AES, Engie/UK Power Networks). Financial services came second, followed by technology and healthcare.
How does Intellizence track M&A deals in real time?
Intellizence aggregates signals from over 500,000 sources daily — including regulatory filings, earnings transcripts, press releases, news media, patent databases, and executive movement trackers.
Is Intellizence M&A data available via API?
Yes. Intellizence offers a fully documented REST API with webhook support for real-time deal alerts. The dataset can be integrated into CRM platforms such as Salesforce and HubSpot, as well as proprietary deal-tracking systems.
Does Intellizence cover cross-border M&A deals?
Intellizence covers deals across 140+ countries and supports multi-currency deal value tracking.
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