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AON

Aon plc

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$277.99+0.69%

Sep 25 close · 1D EOD · Databento

Financial ServicesInsurance Agents, Brokers & ServiceLarge-capSEC EDGAR FY 2025-12-31

What happened

Daily closes · dots are Wire stories

1 story has a settled receipt so far (1 on the Wire). The record starts speaking at three.

What’s next

Expected around late October, going by its own filing history. The company has not announced a date yet. Its matching report came Oct 31, 2025 and Oct 25, 2024, before the open.

Last report

Jul 29, 2026−1.08%

before the open

Last 4, next close

median 1.52% either way

up 2 of 4

Every report since 2022 →

DateEventSourceNext close

Sep 4Aon (AON) is Paying $17B for USI. Can $395M of Synergies Justify Another Debt-Funded Megadeal?Yahoo FinanceYahoo Finance−1.20%
Jul 29Earnings release, before the open · 8-KSEC EDGARSEC EDGAR ↗−1.08%

Next close = the first close after the event against the close before it. Prior-session closes only; not a call, not advice.

Big days · last year

Daily closes · Databento EOD

16 big days: a close more than 3.03% from the one before, three times AON’s median day (1.01%). On 14 of 16, its largest peers moved the same way at least half as far. We show what we hold, never a cause.

Shaded: since our stories began, May 26, 2026

16Sep 9, 2026
Sep 9, 2026Nothing in our recordNo AON story, brief or results filing in our record that dayGroup −2.6% moved the same way
−2.6% moved the same wayWTW −3.6 · AJG −2.9 · BRO −2.4 · MRSH −2.0
−3.51%
15Aug 31, 2026
Aug 31, 2026Nothing in our recordNo AON story, brief or results filing in our record that dayGroup −1.5% did not move with it
−1.5% did not move with itAJG −2.0 · BRO −1.6 · WTW −1.5 · MRSH −1.5
−9.53%
14Jul 28, 2026
Jul 28, 2026Nothing in our recordNo AON story, brief or results filing in our record that dayGroup +4.8% moved the same way
+4.8% moved the same wayBRO +5.7 · MRSH +4.8 · AJG +4.7 · WTW +4.5
+3.84%
13Jul 16, 2026
Jul 16, 2026Nothing in our recordNo AON story, brief or results filing in our record that dayGroup +3.3% moved the same way
+3.3% moved the same wayBRO +3.9 · MRSH +3.4 · AJG +3.3 · WTW +3.2
+3.80%
12Jul 2, 2026
Jul 2, 2026Nothing in our recordNo AON story, brief or results filing in our record that dayGroup +4.0% moved the same way
+4.0% moved the same wayAJG +5.3 · WTW +4.1 · BRO +3.9 · MRSH +3.7
+4.05%
11Jul 1, 2026
Jul 1, 2026Nothing in our recordNo AON story, brief or results filing in our record that dayGroup +4.7% moved the same way
+4.7% moved the same wayWTW +5.2 · BRO +5.0 · AJG +4.4 · MRSH +3.3
+3.58%
10Jun 26, 2026
Jun 26, 2026Nothing in our recordNo AON story, brief or results filing in our record that dayGroup +4.0% moved the same way
+4.0% moved the same wayBRO +5.6 · MRSH +4.2 · AJG +3.7 · WTW +3.0
+4.03%
9Apr 30, 2026
Apr 30, 2026Before our storiesGroup −2.5% moved the same way
−2.5% moved the same wayWTW −11.7 · AJG −2.5 · BRO −2.4 · MRSH −1.8
−3.36%
8Apr 13, 2026
Apr 13, 2026Before our storiesGroup +3.4% moved the same way
+3.4% moved the same wayAJG +4.2 · BRO +3.7 · MRSH +3.2 · WTW +2.8
+4.10%
7Apr 10, 2026
Apr 10, 2026Before our storiesGroup −2.8% moved the same way
−2.8% moved the same wayBRO −3.0 · MRSH −2.9 · WTW −2.7 · AJG −2.2
−3.94%
6Mar 30, 2026
Mar 30, 2026Before our storiesGroup +3.1% moved the same way
+3.1% moved the same wayAJG +4.3 · MRSH +3.3 · BRO +2.9 · WTW +2.7
+3.32%
5Mar 27, 2026
Mar 27, 2026Before our storiesGroup −2.1% moved the same way
−2.1% moved the same wayMRSH −2.9 · BRO −2.6 · WTW −1.6 · AJG −1.5
−3.12%
4Mar 10, 2026
Mar 10, 2026Before our storiesGroup −3.0% moved the same way
−3.0% moved the same wayBRO −3.5 · MRSH −3.3 · AJG −2.8 · WTW −1.8
−3.57%
3Feb 9, 2026
Feb 9, 2026Before our storiesGroup −8.7% moved the same way
−8.7% moved the same wayWTW −12.1 · AJG −9.8 · MRSH −7.5 · BRO −6.9
−9.27%
2Oct 31, 2025
Oct 31, 2025ResultsThe first close after a results filing (SEC 8-K, Item 2.02)Group −1.2% did not move with it
−1.2% did not move with itAJG −4.8 · WTW −1.2 · BRO −0.9
+3.81%
1Oct 16, 2025
Oct 16, 2025Before our storiesGroup −5.4% moved the same way
−5.4% moved the same wayBRO −7.0 · AJG −5.4 · WTW −3.4
−3.56%

A story on the same day is not a cause, and a group move is not proof either. Group: MRSH, AJG, WTW, BRO, the largest companies in AON’s SEC industry; “the same way” means the same direction and at least half as far. Prior-session closes only; not a call, not advice.

The numbers · FY2025, filed

SEC EDGAR

Market cap$59.0B

Revenue$17.2B+9.40%

Net income$3.7B

EPS, diluted$17.02+36.30%

Operating margin25.3%

Return on equity39.1%

Debt / equity1.67

All filed figures

Snapshot

SEC EDGAR · FY 2025-12-31

SectorFinancial Services

Market Cap$59.0B

Enterprise Value$73.6B

Income$3.7B

Sales$17.2B

Book/sh$44.59

Cash/sh$5.63

Dividend TTM$2.41

Payout17%

Employees—

IPO—

Quick Ratio—

Current Ratio1.11

Debt/Eq1.67

EPS (ttm)$17.02

EPS this Y36.3%

EPS past 3/5Y11.9%

Sales past 3/5Y11.2%

EPS Y/Y TTM36.3%

Sales Y/Y TTM9.4%

Shs Outstand212.13M

ROA7.3%

ROE39.1%

ROIC14.2%

Gross Margin—

Oper. Margin25.3%

Profit Margin21.5%

Every figure here is filed with the SEC. Valuation and estimate metrics (P/E, PEG, EV/EBITDA, price targets, forward EPS) are omitted until our market-data feed is licensed for display — we’d rather show fewer numbers than blank ones. Deeper lines (cash flow, balance sheet) below.

Revenue by fiscal year

$12.2B

FY21

$12.5B

FY22

$13.4B

FY23

$15.7B

FY24

$17.2B

FY25

Operating leverage — margins

GrossOperatingNet

Financials, annual · income and cash flowSEC EDGAR · open ▸

Financials — annual

SEC EDGAR · last 5 FY · tap a row to explain it

USD	FY2021	FY2022	FY2023	FY2024	FY2025
Revenue	$12.2B	$12.5B	$13.4B	$15.7B	$17.2B
Gross Profit	—	—	—	—	—
Operating Income	$2.1B	$3.7B	$3.8B	$3.8B	$4.3B
Net Income	$1.3B	$2.6B	$2.6B	$2.7B	$3.7B
Diluted EPS	$5.55	$12.14	$12.51	$12.49	$17.02
Operating Cash Flow	$2.2B	$3.2B	$3.4B	$3.0B	$3.5B
Free Cash Flow	$2.0B	$3.0B	$3.2B	$2.8B	$3.2B

Same industry

In the screener →

MRSH$81.7B AJG$59.2B WTW$27.3B BRO$20.4B EQH$14.7B ACT$6.5B HGTY$4.7B ARX$3.8B

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Fundamentals sourced from SEC EDGAR filings (public domain). For informational purposes only. Not investment advice.