Katherine D. Jaspon - 01 Dec 2025 Form 4 Insider Report for W.W. GRAINGER, INC. (GWW)

Role: Director
Signature: /s/ Paul Stanukinas, by POA from Katherine D. Jaspon, Director
Issuer symbol: GWW
Transactions as of: 01 Dec 2025
Transactions value $: $2,846
Form type: 4
Filing time: 03 Dec 2025, 10:14:25 UTC
Previous filing: 03 Sep 2025
SEC: View on sec.gov

Reporting Owners (1)

Name	Relationship	Address	Signature	Signature date	CIK
Jaspon Katherine D.	Director	100 GRAINGER PARKWAY, LAKE FOREST	/s/ Paul Stanukinas, by POA from Katherine D. Jaspon, Director	03 Dec 2025	0001703485

Derivative Securities (e.g., puts, calls, warrants, options, convertible securities)

Type	Sym	Class	Transaction	Value $	Shares	Change %	* Price $	Shares After	Date	Underlying Class	Amount	Exercise Price	Ownership	Footnotes
transaction	GWW	Deferred Stock Units	Award	$2.85K	+3		$948.63	3	01 Dec 2025	Common Stock	3		Direct	F1, F2
transaction	GWW	Deferred Stock Units	Gift	$0	-3	-100%	$0.00	0	01 Dec 2025	Common Stock	3		Direct	F1, F2
transaction	GWW	Deferred Stock Units	Gift	$0	+3	+0.19%	$0.00	1.56K	01 Dec 2025	Common Stock	3		Family Trust	F1, F2, F3

* An asterisk sign (*) next to the price indicates that the price is likely invalid.

Explanation of Responses:

Id	Content
F1	1-for-1
F2	The deferred stock units are expected to settle in shares of common stock on a one-for-one basis following end of service as a director.
F3	Shares held in a trust for which Ms. Jaspon's spouse serves as a co-trustee, and her spouse and any mutual descendants of her and her spouse are beneficiaries.