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Arthur J Gallagher & Co
Willis Towers Watson PLC
Aon PLCAon reports 5% organic revenue growth in Q1 2026, with margin expansion and strong free cash flow, entering final year of 3x3 Plan

Aon plc enters the final year of its 3x3 Plan, reporting 5% organic revenue growth in the first quarter of 2026. The three-year strategy, launched in late 2023 with nearly $1 billion in investment, focuses on Risk Capital, Human Capital, Aon Client Leadership, and Aon Business Services. In 2024, the company achieved 6% organic revenue growth, 90 basis points of margin expansion, and $2.8 billion in free cash flow. For 2026, management expects mid-single-digit or higher organic revenue growth, 70 to 80 basis points of adjusted operating margin expansion, and double-digit free cash flow growth, with total investment in talent and technology reaching about $1.3 billion by year-end. Aon's shares have fallen 9.1% year-to-date, outperforming the industry's 17.4% decline, and the stock carries a Zacks Rank of 3, or Hold.
Arthur J Gallagher & Co
Willis Towers Watson PLC
Aon PLCAon reports 5% organic revenue growth in Q1 2026, with margin expansion and strong free cash flow, entering final year of 3x3 Plan