HUDSON SCOTT R (Vice President) received a stock award from ARTHUR J. GALLAGHER & CO.

Compensation award — not an open‑market transaction. Less informative as a directional signal.

A · 1 award

HUDSON SCOTT R

Filed: 3/17/2026ACC: 0000354190-26-000089

InsiderHUDSON SCOTT RCIK 1482241

→

IssuerARTHUR J. GALLAGHER & CO.CIK 354190

Officer· Vice President

Since Mar 2026

+4.34K

Net shares

Net buyer

$588.0K

Total sold

Open market trades

0B · 0S

Total transactions

14.34K acquired · 10K disposed

Non-Derivative Transactions4

Common Stock (restricted)

Direct

A · Award

+7.17K

Price / share

—

Trade value

—

% of position

New position

3/15/2026

0.00→7.17K

Common Stock (restricted)

Direct

M · Option Exercise

−7.17K

Price / share

—

Trade value

—

% of position

New position

3/15/2026

7.17K→0.00

Common Stock

Direct

M · Option Exercise

+7.17K

Price / share

—

Trade value

—

% of position

8.3%

3/15/2026

85.92K→93.09K

Common Stock

Direct

F · Tax Withholding

−2.83K

Price / share

$207.93

Trade value

$588.03K

% of position

3.0%

3/15/2026

93.09K→90.26K

Total

Net shares

+4.34K

Net value

-$588.03K

Security	Date	Type	Shares	Price / Share	Trade Value	% of Position	Held Before	Held After
Common Stock (restricted) Direct	3/15/2026	A · Award	+7.17K	—	—	New position	0.00	7.17K
Common Stock (restricted) Direct	3/15/2026	M · Option Exercise	−7.17K	—	—	New position	7.17K	0.00
Common Stock Direct	3/15/2026	M · Option Exercise	+7.17K	—	—	8.3%	85.92K	93.09K
Common Stock Direct	3/15/2026	F · Tax Withholding	−2.83K	$207.93	$588.03K	3.0%	93.09K	90.26K
Total			+4.34K		-$588.03K

Derivative Transactions0

No derivative transactions reported

Non-Derivative Holdings (Post-Transaction)1

Common Stock

Indirect

Shares owned411.47

Total

411.47 indirect411.47

Security Title	Shares Owned	Ownership Type
Common Stock	411.47	Indirect
Total	411.47	411.47 indirect

Derivative Holdings (Post-Transaction)9

Non-qualified Stock Option

Direct

Underlying security

Common Stock

Underlying shares

10.58K

Shares owned

10.58K

Exercise price

337.74

Expiration

—

Exercise window

—

Non-qualified Stock Option

Direct

Underlying security

Common Stock

Underlying shares

15.80K

Shares owned

15.80K

Exercise price

228.20

Expiration

—

Exercise window

—

Non-qualified Stock Option

Direct

Underlying security

Common Stock

Underlying shares

24.37K

Shares owned

24.37K

Exercise price

86.17

Expiration

—

Exercise window

—

Phantom Stock

Direct

Underlying security

Common Stock

Underlying shares

3.76K

Shares owned

3.76K

Exercise price

Expiration

—

Exercise window

—

Non-qualified Stock Option

Direct

Underlying security

Common Stock

Underlying shares

9.56K

Shares owned

9.56K

Exercise price

177.09

Expiration

—

Exercise window

—

Non-qualified Stock Option

Direct

Underlying security

Common Stock

Underlying shares

23.02K

Shares owned

23.02K

Exercise price

127.90

Expiration

—

Exercise window

—

Non-qualified Stock Option

Direct

Underlying security

Common Stock

Underlying shares

10.05K

Shares owned

10.05K

Exercise price

243.54

Expiration

—

Exercise window

—

Notional Stock Units

Direct

Underlying security

Common Stock

Underlying shares

4.13K

Shares owned

4.13K

Exercise price

Expiration

—

Exercise window

—

Non-qualified Stock Option

Direct

Underlying security

Common Stock

Underlying shares

11.48K

Shares owned

11.48K

Exercise price

158.56

Expiration

—

Exercise window

—

Total

Underlying

112.76K

Owned

112.76K

Security	Underlying	Exercise Price	Exercise Window	Expiration	Underlying Shares	Shares Owned
Non-qualified Stock Option Direct	Common Stock	337.74	—	—	10.58K	10.58K
Non-qualified Stock Option Direct	Common Stock	228.20	—	—	15.80K	15.80K
Non-qualified Stock Option Direct	Common Stock	86.17	—	—	24.37K	24.37K
Phantom Stock Direct	Common Stock		—	—	3.76K	3.76K
Non-qualified Stock Option Direct	Common Stock	177.09	—	—	9.56K	9.56K
Non-qualified Stock Option Direct	Common Stock	127.90	—	—	23.02K	23.02K
Non-qualified Stock Option Direct	Common Stock	243.54	—	—	10.05K	10.05K
Notional Stock Units Direct	Common Stock		—	—	4.13K	4.13K
Non-qualified Stock Option Direct	Common Stock	158.56	—	—	11.48K	11.48K
Total					112.76K	112.76K