Katherine D. Jaspon - 01 Mar 2026 Form 4 Insider Report for W.W. GRAINGER, INC. (GWW)

Role: Director
Signature: /s/ Cherita Thomas, by POA from Katherine D. Jaspon, Director
Issuer symbol: GWW
Transactions as of: 01 Mar 2026
Net transactions value: +$4,579
Form type: 4
Filing time: 03 Mar 2026, 14:46:29 UTC
Previous filing: 03 Dec 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/ Cherita Thomas, by POA from Katherine D. Jaspon, Director	03 Mar 2026	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	$4,579	+4		$1144.73	4	01 Mar 2026	Common Stock	4		Direct	F1, F2
transaction	GWW	Deferred Stock Units	Gift	$0	-4	-100%	$0.000000	0	01 Mar 2026	Common Stock	4		Direct	F1, F2
transaction	GWW	Deferred Stock Units	Gift	$0	+4	+0.26%	$0.000000	1,559	01 Mar 2026	Common Stock	4		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.