Thomas Joseph Gallagher

Insider Reports History

Identity Names, identifiers, and filing context for this profile. 1 identity field
Reporting-owner location
Itasca, IL
SEC source record Original filing metadata and source links for verification. 1 source field
Latest reporting-owner signature
/s/ Monica Norzagaray, by power of attorney
Source: Latest parsed Forms 3/4/5 signature
Source evidence Original filing metadata and source links for verification. 1 source field
Transaction source note
Rows are grouped by transaction date from the original SEC filing. Open the aggregated insider activity page to review issuer-level activity across dates.

Reported holdings for Thomas Joseph Gallagher

Form 4 holding President

Arthur J. Gallagher & Co.

Security class
Phantom Stock
Shares / value
20,214
Estimated value
$4,426,041
Report date
31 Mar 2026
Price
$218.13
Ownership
Direct
Underlying class
Common Stock
Underlying amount
20,291
Form 4 holding President

Arthur J. Gallagher & Co.

Security class
Non-qualified Stock Option
Shares / value
12,744
Estimated value
$2,779,848
Report date
31 Mar 2026
Price
$218.13
Ownership
Direct
Underlying class
Common Stock
Underlying amount
12,744
Form 4 holding President

Arthur J. Gallagher & Co.

Security class
Notional Stock Units
Shares / value
11,446
Estimated value
$2,496,661
Report date
31 Mar 2026
Price
$218.13
Ownership
Direct
Underlying class
Common Stock
Underlying amount
11,446
Form 4 holding President

Arthur J. Gallagher & Co.

Security class
Common Stock (restricted)
Shares / value
0
Estimated value
$0
Report date
15 Mar 2026
Price
$325.75
Ownership
Direct

Insider Reports Filed by Thomas Joseph Gallagher

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