Who owns CARMAX INC?
Prices and market caps: Cboe delayed data, at least 15 minutes delayed. Not real-time. Fundamentals from company filings.
Institutional ownership of KMX from SEC Form 13F filings across 555 reporting managers. All positions are from one synchronized reporting period — 2026-06-30 books, filed up to 45 days after quarter end — so every row is comparable.
As of the 2026-06-30 reporting period, 555 institutions disclosed 147.6M shares of CARMAX INC worth $7.80B — about 104% of shares outstanding; the largest disclosed holder is BlackRock, Inc.. Source: SEC Form 13F filings, parsed by EvidInvest.
555
13F holders
$7.80B
value, 2026 filers
104%
of shares outstanding (147.6M sh)
100
new positions (2026 filers)
Top institutional holders
ordered by shares owned · positions as of 2026-06-30 · % of fund = share of the manager's own book · % of co. = share of KMX's shares outstanding
| # | Manager | Shares | Value | % of fund | % of co. | Δ shares QoQ |
|---|---|---|---|---|---|---|
| 1 | BlackRock, Inc. | 17.1M | $904.0M | 0.0% | 12% | -1.0% |
| 2 | VANGUARD PORTFOLIO MANAGEMENT LLC | 7.3M | $385.4M | 0.0% | 5.1% | +0.1% |
| 3 | AQR CAPITAL MANAGEMENT LLC | 6.6M | $349.0M | 0.1% | 4.7% | -34.2% |
| 4 | VANGUARD CAPITAL MANAGEMENT LLC | 6.4M | $339.6M | 0.0% | 4.5% | +0.5% |
| 5 | SRS Investment Management, LLC | 5.9M | $313.3M | 2.9% | 4.2% | +4.8% |
| 6 | TWO SIGMA INVESTMENTS, LP | 5.8M | $308.5M | 0.2% | 4.1% | +9.1% |
| 7 | STATE STREET CORP | 5.2M | $272.7M | 0.0% | 3.6% | +5.6% |
| 8 | DIMENSIONAL FUND ADVISORS LP | 5.0M | $263.1M | 0.0% | 3.5% | +16.4% |
| 9 | Jupiter Topco LLCNEW | 4.6M | $245.7M | 0.1% | 3.3% | new |
| 10 | PRIMECAP MANAGEMENT CO/CA/ | 4.4M | $230.5M | 0.1% | 3.1% | 0.0% |
| 11 | D. E. Shaw & Co., Inc. | 3.3M | $173.5M | 0.1% | 2.3% | +12.3% |
| 12 | AMERICAN CENTURY COMPANIES INC | 3.3M | $171.9M | 0.1% | 2.3% | +133.7% |
| 13 | Baird Financial Group, Inc. | 3.2M | $169.6M | 0.2% | 2.3% | +4.5% |
| 14 | Starboard Value LP | 3.2M | $169.6M | 3.7% | 2.3% | -48.3% |
| 15 | First Pacific Advisors, LP | 3.0M | $159.1M | 2.0% | 2.1% | +0.9% |
| 16 | HAWK RIDGE CAPITAL MANAGEMENT LPNEW | 2.8M | $149.9M | 4.8% | 2% | new |
| 17 | GEODE CAPITAL MANAGEMENT, LLC | 2.6M | $135.6M | 0.0% | 1.8% | +0.4% |
| 18 | MANUFACTURERS LIFE INSURANCE COMPANY, THE | 2.4M | $128.0M | 0.1% | 1.7% | +0.9% |
| 19 | CANADA PENSION PLAN INVESTMENT BOARD | 2.2M | $115.5M | 0.1% | 1.5% | +693.8% |
| 20 | MORGAN STANLEY | 2.2M | $115.1M | 0.0% | 1.5% | -14.1% |
| 21 | Apollo Management Holdings, L.P. | 2.0M | $105.1M | 1.2% | 1.4% | -52.1% |
| 22 | MILLENNIUM MANAGEMENT LLC | 1.9M | $100.4M | 0.0% | 1.3% | +44.4% |
| 23 | Slate Path Capital LPNEW | 1.8M | $96.7M | 1.3% | 1.3% | new |
| 24 | GOLDMAN SACHS GROUP INC | 1.6M | $86.4M | 0.0% | 1.2% | +2.1% |
| 25 | Diamond Hill Capital Management, LLC (Investment Advisor) | 1.6M | $86.2M | 0.7% | 1.1% | -34.1% |
Source: SEC Form 13F-HR filings (institutional managers over $100M in US-listed positions). 13Fs disclose long positions only, up to 45 days after quarter end; each manager's latest filed quarter is shown per row and dollar values are the manager's filed marks. Aggregates labeled "2026 filers" count only managers whose latest book is a 2026 quarter. Related: valuation · options positioning · supply chain. Research, not investment advice.