InsiderTrades

Form 4 for AJG Arthur J. Gallagher & Co.

Accepted 2025-09-09 00:00:00 ET · period of report 2025-09-08 · accession 0000354190-25-000029 · 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
DM 2025-09-09 2025-09-08 AJG Hudson Scott R VP S - Sale+OE $297.60 -12.9K 85.9K -13% -$3.83M
D 2025-09-09 2025-09-08 AJG Hudson Scott R VP M - OptEx $79.59 +7,600 93.5K +9% +$604.9K
D 2025-09-09 2025-09-08 AJG Hudson Scott R VP M - OptEx $0.00 -7,600 3,800 -67% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2025-09-08 S D 5,255 $297.73 85,920 D — —
2 Common Common Stock 2025-09-08 M A 7,600 $79.59 93,520 D — —
3 Common Common Stock 2025-09-08 S D 7,600 $297.51 85,920 D — —
4 Derivative Non-qualified Stock Option 2025-09-08 M D 7,600 $0.00 3,800 D $79.59 · — to 2026-03-14 7,600 Common Stock (F1) One-third of this stock option becomes exerciseable on each of the 3rd, 4th, and 5th anniversaries of the grant date.