Arthur J. Gallagher Reports 5% Organic Brokerage Growth

Insurance brokerage operators see margin gains through the successful integration of recent acquisitions.

Updated on Oct. 30, 2026 in Corporate Finance

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Arthur J. Gallagher reported $3.93 billion in third-quarter revenue, bolstered by a 5% organic increase in its core insurance brokerage segment. AI Illustration. Upload story photo >

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Arthur J. Gallagher reported $3.93 billion in total revenue for Q3 2026, driven by a 5% organic increase in its brokerage segment and 10% growth in risk management fees. The firm also integrated cost-saving initiatives from its recent acquisition of AssuredPartners.

Why it matters

The firm's ability to maintain growth through client retention and new business indicates resilience in the insurance brokerage sector. Operators can observe how the successful integration of large-scale acquisitions contributes to bottom-line EBITDAC expansion.

Arthur J. Gallagher achieved 25% adjusted EBITDAC growth in Q3 2026, while closing five brokerage acquisitions that represent $102 million in estimated annualized revenue. Net earnings reached $406 million for the period.

The players

Arthur J. Gallagher

A global insurance brokerage and risk management firm that scales through a combination of organic growth and tactical acquisitions.

Brown & Brown

An insurance brokerage firm serving as a market competitor to Arthur J. Gallagher.

AssuredPartners

A previously acquired insurance brokerage firm whose integration contributed to current expense savings.

The details

Growth stemmed from strong client retention and expansion within existing client operations, bolstered by 26 consecutive quarters of double-digit adjusted EBITDAC growth. The company also realized significant compensation and expense savings by integrating the previously acquired AssuredPartners, allowing for a 35.3% brokerage adjusted EBITDAC margin.

Timeline

  1. Q3 2026: Arthur J. Gallagher reported financial results for the quarter.

  2. Late 2025: Arthur J. Gallagher acquired AssuredPartners.

  3. Week of Oct 30, 2026: Brown & Brown reported 1.2% organic growth.

Market Landscape

The firm's current performance follows the pattern set by the integration of AssuredPartners, which remains a primary driver of realized expense savings. This strategy highlights the ongoing trend of consolidation within the insurance brokerage sector to drive margins.

Operators should monitor how their insurance providers manage acquisition-driven cost savings, as this impacts the pricing and service capacity of their own risk management vendors. Reviewing the EBITDAC margins of your current brokerage partners can provide a signal of their ability to scale services effectively.

The takeaway

Arthur J. Gallagher demonstrates that long-term EBITDAC growth is consistently achievable through the methodical integration of acquisitions. Keep an eye on quarterly brokerage margin filings to evaluate whether your own service providers are realizing similar efficiencies or if they are passing integration costs to clients.

Further reading

For broader insight into sector performance, see our latest coverage on Corporate Finance.

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Does the growth of major insurance brokerage firms signal a healthy national economy?