InsiderTrades

Form 4 for AJG Arthur J. Gallagher & Co.

Accepted 2026-03-10 00:00:00 ET · period of report 2026-03-09 · accession 0000354190-26-000066 · 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 2026-03-10 2026-03-09 AJG Jain Vishal VP F - Tax $219.20 -4,326 63.0K -6% -$948.3K
D 2026-03-10 2026-03-09 AJG Jain Vishal VP M - OptEx $79.59 +8,450 67.3K +14% +$672.5K
D 2026-03-10 2026-03-09 AJG Jain Vishal VP M - OptEx $0.00 -8,450 0 -100% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock 2026-03-09 F D 4,326 $219.20 62,985.69 D — —
2 Common Common Stock 2026-03-09 M A 8,450 $79.59 67,311.69 D — —
3 Derivative Non-qualified Stock Option 2026-03-09 M D 8,450 $0.00 0 D $79.59 · — to 2026-03-14 8,450 Common Stock (F3) One-third of this stock option becomes exerciseable on each of the 3rd, 4th, and 5th anniversaries of the grant date. (F2) Grant date of 3/14/2019.