CarMax Ownership | Who Owns CarMax?

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CarMax Ownership Summary

CarMax is owned by 105.04% institutional investors, 0.41% insiders. Vanguard group is the largest institutional shareholder, holding 11.67% of KMX shares. Vanguard US Total Market Shares ETF is the top mutual fund, with 3.21% of its assets in CarMax shares.

KMX Ownership Benchmark

Type	Name	% Inst	% Insiders	% Retail
Stock	CarMax	105.04%	0.41%	-5.45%
Sector	Consumer Cyclical Stocks	60.36%	14.27%	25.37%
Industry	Car Dealership Stocks	59.82%	10.49%	29.70%

Institutional Shareholders

Top Institutional Shareholders by Total Shares

Holder	Shares	% Holding	Value
Vanguard group	18.20M	11.67%	$1.49B
Blackrock funding, inc. /de	10.84M	7.12%	$728.45M
Blackrock	11.16M	7.10%	$818.52M
Principal financial group	8.59M	5.51%	$702.42M
State street	6.16M	3.92%	$451.50M
Diamond hill capital management	5.86M	3.77%	$456.54M
Norges bank	5.18M	3.32%	$423.19M
Primecap management co/ca/	4.74M	3.11%	$318.43M
Janus henderson group	4.74M	3.05%	$360.51M
Geode capital management	3.71M	2.38%	$302.56M

Top Institutional Shareholders by % of Total Assets

Holder	Shares	% Assets	Value
Rings capital management	626.00K	20.35%	$42.07M
Silver heights capital management	663.69K	17.01%	$44.61M
Courant investment management	247.52K	16.16%	$19.29M
Mount capital	439.10K	9.51%	$29.51M
Thorntree capital partners lp	470.07K	8.09%	$36.63M
Freshford capital management	500.00K	6.46%	$36.67M
Biglari, sardar	41.10K	5.86%	$2.76M
Makaira partners	272.20K	5.57%	$18.29M
Kiltearn partners llp	391.40K	5.29%	$26.31M
Turtle creek asset management	2.69M	5.25%	$180.85M

Top Buyers

Holder	Shares	% Assets	Change
Norges bank	5.18M	0.06%	5.18M
Arrowstreet capital, limited partnership	2.03M	0.10%	1.89M
Ubs group	2.11M	0.03%	1.84M
Qube research	1.50M	0.10%	1.50M
Azora capital lp	681.34K	2.07%	681.34K

Top Sellers

Holder	Shares	% Assets	Change
Holocene advisors, lp	-	-	-3.37M
Capital research global investors	-	-	-2.78M
Marshall wace, llp	761.30K	0.06%	-2.32M
Fmr	78.14K	0.00%	-1.69M
Timucuan asset management inc/fl	-	-	-1.55M

New Positions

Holder	Shares	% Assets	Change	Value
Norges bank	5.18M	0.06%	5.18M	$423.19M
Qube research	1.50M	0.10%	1.50M	$101.09M
Voloridge investment management	359.56K	0.09%	359.56K	$24.17M
Jupiter asset management	260.59K	0.15%	260.59K	$17.51M
Aquatic capital management	196.59K	0.27%	196.59K	$13.21M

Sold Out

Holder	Change
Mendota financial group	-1.00
Parallax volatility advisers	-1.00
Hhm wealth advisors	-2.00
Financial gravity asset management	-2.00
Colonial trust co / sc	-3.00

Institutional Ownership Trends

Date	Holdings	Change %	Shares	Change %	Ownership	Change %	Increased Position	Change %	Decreased Position	Change %
Jun 30, 2025	750	-4.58%	159,808,842	2.06%	105	1.03%	357	2.00%	271	-6.55%
Mar 31, 2025	695	-11.58%	147,226,010	-11.11%	94	0.84%	319	-8.60%	250	-11.35%
Dec 31, 2024	712	-9.76%	156,817,816	-1.54%	100	0.96%	314	-5.14%	254	-10.25%
Sep 30, 2024	782	5.68%	159,149,641	-6.16%	102	0.88%	327	-13.26%	280	29.03%
Jun 30, 2024	740	-4.15%	169,591,899	1.23%	107	0.96%	377	6.20%	217	-12.50%

Top Mutual Funds Shareholders

Holder	Shares	% Holding	Change
Vanguard US Total Market Shares ETF	4.92M	3.21%	-59.41K
Vanguard Total Stock Mkt Idx Inv	4.79M	3.19%	-101.96K
Diamond Hill Large Cap Equity	4.52M	3.01%	-749.43K
Vanguard Institutional 500 Index Trust	4.37M	2.90%	27.80K
Vanguard 500 Index Investor	3.77M	2.51%	-552.68K
Vanguard Small Cap Index	3.70M	2.47%	-22.89K
Janus Inst Mid Cap Growth CF	3.48M	2.32%	-
Janus Henderson Enterprise D	3.48M	2.32%	-
Diamond Hill Large Cap Inv	2.67M	1.78%	-433.72K
Invesco S&P 500® Equal Weight ETF	2.08M	1.39%	583.00

Recent Insider Transactions

Date	Name	Role	Activity	Value
Jul 02, 2025	Daniels Jon G	EVP, CAF	Sell	$108.79K
Apr 24, 2025	STEENROD MITCHELL D	-	Buy	$85.14K
Jan 28, 2025	Tuite Tyler	SVP & Chief Product Officer	Sell	$411.82K
Jan 15, 2025	Mayor-Mora Enrique N	EVP & CFO	Sell	$407.15K
Jan 15, 2025	Livesay Jill A	VP, Controller & PAO	Sell	$1.05M

Insider Transactions Trends

Date	Buy	Sell
2025 Q3	-	1
2025 Q2	1	-
2025 Q1	-	5
2024 Q4	-	6
2024 Q3	-	6

KMX Ownership FAQ

Who Owns CarMax?

CarMax shareholders are primarily institutional investors at 105.04%, followed by 0.41% insiders and -5.45% retail investors. The average institutional ownership in CarMax's industry, Car Dealership Stocks, is 59.82%, which CarMax exceeds.

Who owns the most shares of CarMax?

CarMax’s largest shareholders are Vanguard group (18.2M shares, 11.67%), Blackrock funding, inc. /de (10.84M shares, 7.12%), and Blackrock (11.16M shares, 7.10%). Together, they hold 25.90% of CarMax’s total shares outstanding.

Does Blackrock own CarMax?

Yes, BlackRock owns 7.10% of CarMax, totaling 11.16M shares as of Jun 2024. This represents 0.02% of BlackRock's total assets, with a market value of 818.52M$. In the last quarter, BlackRock increased its holdings by 171.41K shares, a 1.56% change.

Who is CarMax’s biggest shareholder by percentage of total assets invested?

Rings capital management is CarMax’s biggest shareholder by percentage of total assets invested, with 20.35% of its assets in 626K CarMax shares, valued at 42.07M$.

Who is the top mutual fund holder of CarMax shares?

Vanguard US Total Market Shares ETF is the top mutual fund holder of CarMax shares, with 3.21% of its total shares outstanding invested in 4.92M CarMax shares.

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