InsiderTrades

Form 4 for AJG Arthur J. Gallagher & Co.

Accepted 2025-03-14 00:00:00 ET · period of report 2025-03-12 · accession 0001127602-25-009545 · 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 2025-03-14 2025-03-12 AJG HOWELL DOUGLAS K VP, CFO M - OptEx $325.75 -2,850 0 -100% -$928.4K
D 2025-03-14 2025-03-12 AJG HOWELL DOUGLAS K VP, CFO M - OptEx $0.00 +2,850 206.8K +1% $0

Purchase Sale Sale after option exercise All abbreviations

Every reported transaction

#TableSecurityDateCodeA/DSharesPriceOwned afterOwnExercise / expiryUnderlyingFootnotes
1 Common Common Stock (restricted) 2025-03-12 M D 2,850 $325.75 0 D — — (F1) Restricted stock units deferred into the Supplemental Plan upon vesting.
2 Derivative Notional Stock Units 2025-03-12 M A 2,850 $0.00 206,812.29 D $0.00 · — to — 2,850 Common Stock (F1) Restricted stock units deferred into the Supplemental Plan upon vesting. (F2) Each notional stock unit represents a right to receive one share of Gallagher common stock. (F3) Portions of these notional stock units are payable to the reporting person in shares of common stock in July of 2024, 2025, 2026, 2028 and 2029 and following the reporting person's separation from service.