Companies: 10,795·Total market cap: $144.5T
Arthur J. Gallagher & Co.

Arthur J. Gallagher & Co.

AJGNYSEFinancial Services● Active
$214.16
$-1.98(-0.92%)
Market Cap$55.0B
P/E Ratio
52W High$337.33
52W Low$190.75

Arthur J. Gallagher & Co. (AJG) Stock Splits

Forward and reverse split history, cumulative multiple, latest ratio, and share calculator on this tab.

FMP · AJG · as of Jun 8, 2026

Key split metrics

Total Splits3Since IPO (Jun 20, 1984)
Most Recent SplitJan 19, 2001Forward · 2-for-1
Cumulative Multiple×81 share (1984) → 8 shares today

Latest Split Event

Forward Split
Jan 19, 2001
BEFORE SPLIT$46.26Closing price · Jan 18, 2001
2-for-1
AFTER SPLIT$23.25Opening price · Jan 19, 2001
Each shareholder received 2 shares for every 1 share held.·Total market cap unchanged.·Source: FMP · Historical EOD

Stock Split History

AJG · 3 records
DateRatioTypeMultipleCumulative
Jan 19, 20012-for-1Forward×2×8
Mar 16, 20002-for-1Forward×2×4
Jul 16, 19862-for-1Forward×2×2
3 splits since IPO · Jun 20, 1984Data: Financial Modeling Prep · Updated daily

Stock Split Calculator

If you bought 100 shares purchased of AJG on Jan 1, 2020 — how many shares would you hold today after all splits?

ORIGINAL SHARES100
SHARES TODAY100
Splits Applied0
Total Multiplier×1.00
Split Period
Splits applied:No splits occurred after this date
Based on purchase date Jan 1, 2020Share count only · excludes price / dividendsSource: FMP

This calculator shows how stock splits affected share count only. It does not reflect current market value, dividend payments, or transaction costs. Past splits do not guarantee future performance.

About stock split history & investor guide

Arthur J. Gallagher & Co. (AJG) has split its stock 3 times since its IPO, with a cumulative multiplier of ×8. The most recent split was a 2-for-1 forward split on Jan 19, 2001.

Frequently asked questions

Arthur J. Gallagher & Co. (AJG) has split its stock 3 times. All splits were forward splits. The cumulative multiplier is ×8, meaning 1 share at IPO would equal 8 shares today.

AJG stock split historyhow many times has AJG splitAJG cumulative stock splitforward stock split record
Data: Financial Modeling Prep · Updated daily · For informational purposes only, not investment advice.