Aon plc filed this 8-K to provide audited and unaudited consolidated financial statements for USI, Inc., a target of Aon's previously announced merger agreement dated August 30, 2026. The filing includes Exhibit 99.1 (audited financials for the year ended December 31, 2025), Exhibit 99.2 (unaudited financials for the six months ended June 30, 2026), and Exhibit 99.3 (pro forma combined financial information). USI reported $2.97 billion in total revenues and $60.8 million in net income for fiscal year 2025, with total assets of $7.53 billion and long-term debt of approximately $4.32 billion. This filing supports the ongoing M&A transaction between Aon plc and USI, Inc.

Aon plc announced it has entered into a definitive agreement to acquire USI Advantage Corp. for $17 billion in cash, subject to adjustments for leakage since June 30, 2026. The transaction establishes the premier U.S. middle-market platform and expands Aon’s access to the Excess & Surplus segment. Closing is expected in the fourth quarter of 2026, pending regulatory approvals and customary conditions. Aon expects the acquisition to deliver $395 million in annual run-rate net adjusted EBITDA synergies and be accretive to adjusted EPS by 2028. USI Chairman and CEO Mike Sicard will become President of Aon plc upon closing. Aon operates as a leading global professional services firm providing risk, wealth, and human capital solutions.

Aon plc announced that Edmund Reese will transition from his role as Executive Vice President and Chief Financial Officer effective August 17, 2026, to serve as a senior advisor until August 16, 2027. Nadin Virani has been appointed interim Chief Financial Officer effective the same date. Mr. Virani previously served as Global Head of Corporate Planning and Analytics since January 2025 after joining from Broadridge Financial Solutions in August 2022; prior to that, he held finance roles at American Express Company. As interim CFO, Mr. Virani’s annual base salary will increase by $50,000 per month until a permanent CFO is appointed, and he remains eligible for the company's benefit plans and an additional cash bonus equal to the total additional base salary earned during his interim term. Aon plc operates in the insurance brokerage and risk management industry.

Aon plc reported second-quarter 2026 results on July 29, 2026, showing total revenue of $4.2 billion, a 2% increase year-over-year driven by 5% organic growth and favorable foreign currency translation. Diluted EPS decreased 3% to $2.58, while adjusted diluted EPS rose 9% to $3.81. Operating income increased 7% to $915 million with an operating margin of 21.5%. The company returned $775 million to shareholders through $600 million in share repurchases and $175 million in dividends, exceeding its full-year buyback target early. Aon reaffirmed its 2026 guidance for mid-single-digit organic revenue growth, 70-80 basis points of adjusted operating margin expansion, strong adjusted EPS growth, and double-digit free cash flow growth. The company operates in the insurance brokerage and risk management advisory industry.

Aon plc held its Annual Meeting of Shareholders on June 26, 2026, where shareholders elected 13 directors and approved several resolutions, including auditor appointments and share issuance authorizations. Notably, the advisory vote to approve executive compensation was not approved. Additionally, the Board of Directors approved an increase to the company's share repurchase program, authorizing an additional $7.5 billion in buybacks, supplementing the approximately $0.8 billion remaining from the previous authorization. Separately, Aon Corporation amended an international assignment letter for Gregory C. Case to extend its term to June 30, 2027. Aon plc is a professional services company providing risk, retirement, and health solutions.

Aon plc announced its results of operations for the quarter ended March 31, 2026, via a press release issued on May 1, 2026. This filing serves as the formal notification to investors regarding the company's latest quarterly financial performance.