Carmax Inc (KMX) Institutional Ownership

Institutions by Trading Activity

Ownership Statistics

0Shares Outstanding

1,360,397Shares held by institutions

$54,443,088Value of institutional holdings

104.73%Institutional ownership %

2.29%Shares Changed QoQ

729No. of institutional investors

Shares Owned by Institutions

Shares Purchased/Sold by Institutions

Ownership Summary

Carmax Inc (NYSE:KMX) appears in 521 institutional 13F filings for the quarter ending December 2025.

These investors collectively held 103.8% of Carmax's outstanding shares in December 2025, up from 101.3% in September 2025.
They increased total shares held in Carmax by 19.15% from the prior quarter, while the number of investors in KMX decreased 29.78% year over year.
Among the 521 funds, 266 bought more Carmax shares, 206 sold down, and 49 held their ground.
Combined, these investors held 151.41Mn shares in KMX for December 2025, up by 24.33Mn shares quarter on quarter, and down 29.34Mn shares year over year.
BlackRock, Inc. holds the largest position in KMX at 17.85Mn shares as of December 31, 2025, or 12.24% of shares outstanding.
The most significant purchases of KMX for the quarter ending December 2025 came from BlackRock, Inc. (6.37Mn), SRS Investment Management, LLC (5.33Mn), Apollo Management Holdings, L.P. (5.05Mn), AQR CAPITAL MANAGEMENT LLC (4.78Mn), NORGES BANK (4.12Mn).
Top sellers of KMX stock for the quarter ending December 2025 included Bank Of America Corp /De/ (2.41Mn), Invesco Ltd. (2.29Mn), VANGUARD GROUP INC (1.82Mn), ARROWSTREET CAPITAL, LIMITED PARTNERSHIP (1.75Mn), Qube Research & Technologies Ltd (1.52Mn).
Per Business Quant, the top 10 investors in KMX for the quarter ending December 2025 include BlackRock, Inc. (17.85Mn), VANGUARD GROUP INC (15.08Mn), AQR CAPITAL MANAGEMENT LLC (7.93Mn), SRS Investment Management, LLC (5.64Mn), State Street Corp (5.05Mn), Apollo Management Holdings, L.P. (5.05Mn), Janus Henderson Group Plc (4.53Mn), PRIMECAP MANAGEMENT CO/CA/ (4.37Mn), DIAMOND HILL CAPITAL MANAGEMENT INC (4.21Mn), NORGES BANK (4.12Mn).

521 Institutional Holders

1,360,397 Total Shares Held

Rows:

Download Data

Owner Name	Date	Change (QoQ)	Change (%)	Value (USD)
BlackRock, Inc.	31 Dec, 2025	6,367,957	55.46%	$0.00
VANGUARD GROUP INC	31 Dec, 2025	-1,822,249	-10.78%	$0.00
Baird Financial Group, Inc.	31 Dec, 2025	-753,190	-22.06%	$0.00
Vulcan Value Partners, LLC	31 Dec, 2025	600,712	25.80%	$0.00
AQR CAPITAL MANAGEMENT LLC	31 Dec, 2025	4,780,903	151.80%	$0.00
UBS Group AG	31 Dec, 2025	-160,165	-9.46%	$0.00
Barclays Plc	31 Dec, 2025	-512,996	-61.39%	$0.00
SRS Investment Management, LLC	31 Dec, 2025	5,327,603	1,717.47%	$0.00
Rings Capital Management LLC	31 Dec, 2025	-125,000	-11.64%	$0.00
World Investment Advisors	31 Dec, 2025	112,656	103.00%	$0.00
State Street Corp	31 Dec, 2025	-490,311	-8.85%	$0.00
Silver Heights Capital Management Inc	31 Dec, 2025	5,001	0.54%	$0.00
PEAK6 LLC	31 Dec, 2025	-30,289	-35.94%	$0.00
Apollo Management Holdings, L.P.	31 Dec, 2025	5,046,474	0.00%	$0.00
MANE GLOBAL CAPITAL MANAGEMENT LP	31 Dec, 2025	749,448	0.00%	$0.00
HSBC HOLDINGS PLC	31 Dec, 2025	-262,153	-83.00%	$0.00
Janus Henderson Group Plc	31 Dec, 2025	-344,409	-7.06%	$0.00
Framtiden Holdings Management Co LLC	31 Dec, 2025	540,000	0.00%	$0.00
Rockefeller Capital Management L.P.	31 Dec, 2025	5,871	80.59%	$0.00
PRIMECAP MANAGEMENT CO/CA/	31 Dec, 2025	-193,135	-4.24%	$0.00

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