Arthur J. Gallagher & Co. AJG

231.10 3.97 1.75% as of 25 Sep
Market cap
$58.2B
P/E
37.8×
Indexes indicate stock being part of an index,
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Arthur J. Gallagher & Co. (AJG) P/B ratio

As of 25 September 2026, Arthur J. Gallagher & Co. (AJG) trades at a P/B ratio of 2.5×. Over the past ten years it has ranged from 1.7× (January 2016) to 5.7× (November 2024); the current reading is higher than 20% of that period. That is below the Insurance Brokers industry median of 2.8× and above the Financial sector median of 1.3×.

P/B ratio, daily

Annual

Period P/B ratio Change
FY2025 2.8× (8.47%)
FY2024 3.1× (30.63%)
FY2023 4.5× 4.33%
FY2022 4.3× 6.66%
FY2021 4.0× 5.98%
FY2020 3.8× 11.63%
FY2019 3.4× 15.26%
FY2018 2.9× 13.15%
FY2017 2.6× 2.61%
FY2016 2.5× 32.76%

Quarterly

Period P/B ratio Change
Jun 2026 2.5× 6.08%
Mar 2026 2.3× (17.59%)
Dec 2025 2.8× (17.01%)
Sep 2025 3.4× (3.85%)
42 more quarters

Against its own ten years

Low 1.7× High 5.7×
Ten-year median 3.3×
Current reading's percentile 20

P/B ratio against peers

Company P/B ratio
BRO Brown & Brown, Inc. compare 1.6×
BWIN Baldwin Insurance Group, Inc. compare 2.1×
AJG Arthur J. Gallagher & Co. 2.5×
WTW Willis Towers Watson Public Limited Company compare 3.6×
ERIE Erie Indemnity Company compare 4.2×
MRSH Marsh compare 5.3×
ARX Accelerant Holdings compare 5.8×
AON Aon plc compare 6.1×
CRVL CorVel Corp. compare 9.2×
Insurance Brokers industry median 2.8×
Financial sector median 1.3×
Market median 1.8×

What P/B ratio is

Price to Book Value tells an investor how much the market pays for a company’s shares relative to the accounting net worth that belongs to common shareholders.

Stock Price ÷ (Common Equity (Total) (latest quarter) ÷ Shares (Basic, Weighted) (latest quarter))

The full definition of P/B ratio →

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