144 0001688983 XXXXXXXX LIVE 0000277135 W.W. GRAINGER, INC. 001-05684 100 Grainger Parkway Lake Forest IL 60045-5201 (847) 535-1000 PAIGE ROBBINS Officer Common Morgan Stanley Smith Barney LLC Executive Financial Services

1 New York Plaza 8th Floor New York NY 10004

1457 1795446.82 47213119 05/12/2026 NYSE Common 04/01/2026 Restricted stock vesting under a registered plan Issuer N 1457 04/01/2026 Services Rendered Y 05/12/2026 /s/ Paige K Robbins