InsiderTrades

Form 4 for AJG Arthur J. Gallagher & Co.

Accepted 2026-03-09 00:00:00 ET · period of report 2026-03-06 · accession 0000354190-26-000060 · SEC index · Original document

Summary rows

Aggregated the way they appear in lists: one row per insider, transaction code and security table.

X Filed Traded Ticker Insider Title Type Price Qty Owned ΔOwn Value
D 2026-03-09 2026-03-06 AJG Hudson Scott R VP S - Sale+OE $227.57 -3,800 85.9K -4% -$864.8K
D 2026-03-09 2026-03-06 AJG Hudson Scott R VP M - OptEx $79.59 +3,800 89.7K +4% +$302.4K
D 2026-03-09 2026-03-06 AJG Hudson Scott R VP M - OptEx $0.00 -3,800 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-03-06 S D 3,800 $227.57 85,920 D — —
2 Common Common Stock 2026-03-06 M A 3,800 $79.59 89,720 D — —
3 Derivative Non-qualified Stock Option 2026-03-06 M D 3,800 $0.00 0 D $79.59 · — to 2026-03-14 3,800 Common Stock (F2) One-third of this stock option becomes exerciseable on each of the 3rd, 4th, and 5th anniversaries of the grant date.