KMX

CARMAX INC

Superinvestors

Institutional investors holding KMX

Investor	Fund	Weight	Shares	Value	Quarter
Thomas Gayner	Markel Group	5.64%	5,379,424	$109.4M	2007Q3
Tom Bancroft	Makaira Partners	5.57%	272,203	$18.3M	2025Q2
Ruane Cunniff	Sequoia Fund	3.49%	6,631,532	$425.3M	2017Q4
Hillman Capital Management	Hillman Value Fund	3.15%	109,181	$4.5M	2026Q1
Bryan Lawrence	Oakcliff Capital	2.91%	77,276	$4.2M	2020Q1
Francois Rochon	Giverny Capital	2.54%	1,670,114	$74.9M	2025Q3
FPA / Steven Romick	FPA Crescent Fund – First Pacific Advisors	1.57%	1,895,606	$79.1M	2006Q3
Greg Alexander	Conifer Management	1.16%	272,447	$14.7M	2020Q1
Daniel Loeb	Third Point	0.98%	1,100,000	$145.9M	2021Q1
Ariel Investments	Ariel Investments (Bobrinskoy & Rogers)	0.26%	561,947	$23.4M	2026Q1
Viking Global Investors	Viking Global Investors	0.21%	794,240	$75.0M	2020Q4
Chuck Akre	Akre Capital Management	0.06%	150,600	$5.8M	2025Q4
Christopher Davis	Davis Selected Advisers	0.00%	3,760	$490K	2021Q4
Bill Nygren	Oakmark Select Fund – Harris Associates	0.00%	1,875	$242K	2021Q2
Dodge & Cox	Dodge & Cox	0.00%	2,550	$213K	2023Q2

Congressional Activity

Congressional data coming soon

Insider Activity

38

Total trades

$18.2M

Volume

15

Buys

15

Sells

Last trade: May 1, 2026

Insider Tradeslast 90 days

Date	Insider	Type	Value
May 1, 2026	Enrique N Mayor-Mora	Option	–
May 1, 2026	Keith Barr	Buy	–

Congressional Tradeslast 90 days

Congressional trade data is being sourced and will appear here shortly.