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Mead Christopher E's Form 4 filing

Arthur J. Gallagher & Co. (AJG) · filed Dec 29, 2025

Accession no.
0000354190-25-000058
Filed
Dec 29, 2025
Trade date
Dec 23, 2025
Filing delay
6 days
Rule 10b5-1 plan
Not checked

This filing lists 3 non-derivative transactions and 1 derivative transaction. Open-market sales total $1.03M. It was filed 6 days after the trade.

Reporting owners

A Form 4 can have several reporting owners, such as a person and a fund they control. Trade tables show the first one.

Reporting owners on this filing
OwnerRelationship to the company
Mead Christopher ECIK 0001737644Officer (VICE PRESIDENT)

Non-derivative securities (Table I)

Acquisitions and disposals of common stock and similar shares, one row per line on the filing.

Non-derivative transactions
Trade dateSecurityTransactionSharesPriceValueShares afterOwnershipFlags
Dec 23, 2025Common StockMOption exerciseAcquired+4,000$79.59+$318,36021,326.73Direct
Dec 23, 2025Common StockSSaleDisposed−4,000$258.11F1−$1,032,44017,326.73Direct
Dec 23, 2025Common StockGGiftDisposed−388$0.00$016,938.73Direct

Derivative securities (Table II)

Options, warrants, restricted stock units and similar. Shares are the underlying shares; price and value are for the derivative itself, and the holding after is in derivative units.

Derivative transactions
Trade dateSecurityTransactionUnderlying sharesUnit priceValueHeld afterOwnershipFlags
Dec 23, 2025Common StockMOption exerciseDisposed−4,000$0.00$04,000Direct

Footnotes and remarks

Livermore keeps the footnotes that transaction prices refer to, all footnotes of amendments (Form 4/A) and the filing's remarks. Other footnotes, such as how indirect holdings are held or the details of a trading plan, are only in the original on SEC EDGAR.

F1

The price reported is an average weighted price. The shares were sold in multiple transactions on 12/23/2025 at prices ranging from $258.000 to $258.600. The reporting person will provide to the Securities and Exchange Commission staff, the issuer, or any security holder of the issuer, upon request, full information regarding the number of shares sold at each separate price within the ranges set forth in the footnotes to this Form 4.

Referenced by the price of 1 transaction in Table I.

Remarks

Exhibit List: Ex-24: Power of Attorney.

Read the full filing on SEC EDGAR (opens in a new tab)