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GARDNER RUSSO & QUINN LLC

AUM: $10.06 B

13-F Portfolio Value: $8.50 B

Last 13-F Filed: Q1 2026

Concentration in top 10: 80.29%

Stock	Company	% Portfolio	Shares Held	Market Value	Change in Shares	% Change	Quarter End Price	Source
SUNB	Sunbelt Rentals Holdings Inc	4.63%	6,049,133	$393,738,067	6,049,133	New	$65.09	13F
ERFSF	Eurofins Scientific	2.63%	3,096,404	$223,550,621	3,096,404	New	$72.2	13F
SUNB	Sunbelt Rentals Holdings ORD	0.01%	18,178	$1,138,638	18,178	New	$62.64	13F
MRK	Merck Inc	0.00303%	2,141	$257,536	2,141	New	$120.29	13F