Comparable stake leader
BlackRock, Inc.
SEC ownership of CARMAX INC
Top holders, 13D/G large-stake signals, insider positions, and transaction flow tied to CIK 0001170010.
Disclosed value leader
BlackRock, Inc.
Comparable rows
50/50
Latest evidence
31 Mar 2026
- Public ticker
- KMX on NYSE
- Parsed ownership sources
- 13D/G, 13F, and 3/4/5
- Largest SEC-reported holder
- BlackRock, Inc.
- Latest 13D/G holder
- BlackRock, Inc.
- Latest parsed ownership date
- 31 Mar 2026
- Issuer CIK
- 0001170010
- Issuer location
- Richmond, VA
Ownership snapshot
CIK-linked ownership evidence from parsed SEC filings.
2 signals
Issuer
Names, identifiers, and filing context for this profile.
2 identity fields
Ownership snapshot
Top shareholders of CARMAX INC (13F + 13D/G + 3/4/5)
Grouped by holder across the latest SEC ownership disclosures. Start with comparable ownership when available, then verify the linked 13F, 13D/G, or 3/4/5 evidence.
Comparable stake leader
BlackRock, Inc.
Disclosed value leader
BlackRock, Inc.
Comparable rows
50/50
Latest evidence
31 Mar 2026
13D/G
13F
3/4/5
Lead comparable stake: 11%
13D/G row: BlackRock, Inc.
Showing 1-8 of 50 holder rows.
Quick read
BlackRock, Inc. leads the comparable SEC ownership view at 11%.
50 of 50 rows have a safely comparable ownership percentage. Use this as a filing-backed starting point, then open the detailed table for source links, reporting role, position value, share count, and filing date.
Open SEC evidence
Opens BlackRock, Inc.'s linked filing trail.
Comparable ownership
Top 5
BlackRock, Inc.
11%
AQR CAPITAL MANAGEMENT LLC
7.1%
VANGUARD CAPITAL MANAGEMENT LLC
5.3%
VANGUARD PORTFOLIO MANAGEMENT LLC
5.2%
PRINCIPAL GLOBAL INVESTORS
4%
Ownership % is shown only when SEC disclosures are safely comparable across share classes.
Detailed SEC evidence table Showing 1-8 of 50 holder rows
| Holder | Evidence | Ownership % | Position | 12M Net Δ | As of |
|---|---|---|---|---|---|
| BlackRock, Inc. |
13D/G
13F
Company
|
11%
|
$751,509,906
16,748,605 shares
|
+$314,637,055 | 31 Oct 2025 |
| AQR CAPITAL MANAGEMENT LLC |
13D/G
13F
Company
|
7.1%
|
$493,769,438
10,060,502 shares
|
+$104,548,106 | 31 Mar 2026 |
| VANGUARD CAPITAL MANAGEMENT LLC |
13D/G
13F
Vanguard Capital Management · Company
|
5.3%
|
$310,573,951
7,469,311 shares
|
$0 | 31 Mar 2026 |
| VANGUARD PORTFOLIO MANAGEMENT LLC |
13D/G
13F
Vanguard Portfolio Management · Company
|
5.2%
|
$305,728,093
7,352,768 shares
|
$0 | 31 Mar 2026 |
| PRINCIPAL GLOBAL INVESTORS |
13D/G
|
4%
|
$404,615,945
6,221,989 shares
|
$0 | 31 Mar 2025 |
| Mark F. ONeil |
3/4/5
Director
|
0.03%
|
$2,592,662
41,374 shares
|
+$499,807 | 28 Feb 2026 |
| Shira D. Goodman |
3/4/5
Director
|
0.03%
|
$2,605,281
39,325 shares
|
— | 30 Jun 2025 |
| Mitchell D. Steenrod |
3/4/5
Director
|
0.03%
|
$1,746,698
38,330 shares
|
+$91,140 | 02 Oct 2025 |
How to read this table
Rows are grouped by holder and ranked first by SEC-reported ownership % when it is safely comparable, then by disclosed holdings value. — indicates unavailable or non-comparable values; "mixed-class rows" means the latest filing spans non-comparable classes.
Forms 3/4/5 flow
Insider trading overview
Net insider flow leans to buying over the last 12 months. Net value: +$482,162.
Buys
$590,947
Insiders: 2
Sells
$108,786
Insiders: 1
Net
+$482,162
Shares: +11,276
Window
Last 12 months
4 rolling buckets
Buy value
Sell value
Shares: 12,816
Shares: 1,540
| Window (months) | Buy shares | Sell shares | Buy value | Sell value | Net value |
|---|---|---|---|---|---|
| 0-3 | 0 | 0 | $0 | $0 | $0 |
| 3-6 | 0 | 0 | $0 | $0 | $0 |
| 6-9 | 12,816 | 0 | $590,947 | $0 | +$590,947 |
| 9-12 | 0 | 1,540 | $0 | $108,786 | -$108,786 |
Reporting owners
Insider holders from Forms 3/4/5
Showing 1-20 of 25 reporting-owner rows connected to CARMAX INC. Open a relationship link for the CIK-to-CIK filing trail.
Rows
25
Largest Forms 3/4/5 holder
Thomas J. Folliard
Net 12M change
+$482,161
Latest report
01 May 2026
| Name | Relationship | Holdings Value | Past Year Net Change | Change % | Valuation | Report Date |
|---|---|---|---|---|---|---|
| Thomas J. Folliard | Interim Executive Chair, Director | $14,099,391 | Mixed | 26 Dec 2025 | ||
| William D. Nash | President & CEO, Director | $13,791,025 | Mixed | 01 May 2025 | ||
| Shira D. Goodman | Director | $2,605,281 | Mixed | 30 Jun 2025 | ||
| Mark F. ONeil | Director | $2,592,662 | +$499,807 | +24% | Mixed | 28 Feb 2026 |
| Eric M. Margolin | EVP, Legal | $2,065,834 | Mixed | 29 Jun 2021 | ||
| James Lyski | EVP, Chief Growth & Strat Off | $1,812,110 | Mixed | 01 May 2025 | ||
| Mitchell D. Steenrod | Director | $1,746,698 | +$91,140 | +5.5% | Filing P/S | 02 Oct 2025 |
| Marcella Shinder | Director | $1,617,758 | Mixed | 30 Jun 2025 | ||
| David W. McCreight | Director | $1,535,845 | Mixed | 16 Mar 2026 | ||
| Peter J. Bensen | Director | $1,477,110 | Mixed | 30 Jun 2025 | ||
| Sona Chawla | Director | $1,305,257 | Mixed | 30 Jun 2025 | ||
| Pietro Satriano | Director | $1,080,868 | Mixed | 30 Jun 2025 | ||
| Keith Barr | President and CEO, Director | $1,027,568 | Mixed | 01 May 2026 | ||
| N. Mayor Mora | Evp & Cfo | $950,851 | Median | 01 May 2026 | ||
| Ronald E. Blaylock | Director | $917,199 | Mixed | 01 Jul 2024 | ||
| Charles Joseph Wilson | EVP and COO | $791,059 | Median | 01 May 2026 | ||
| Darren C. Newberry | Svp | $766,391 | Mixed | 03 May 2024 | ||
| Mohammad Shamim | EVP and CITO | $603,866 | Median | 01 May 2026 | ||
| Robert J. Hombach | Director | $547,814 | Mixed | 02 Jul 2021 | ||
| Jill A. Livesay | VP, Controller & PAO | $455,550 | Median | 01 May 2026 |
Recent insider transactions for CARMAX INC
Showing up to 300 recent insider transactions from the last 12 months.
| Insider | Symbol | Class | Transaction | % | SEC-reported value | SEC-reported price | Shares | Shares owned | Date | Ownership |
|---|---|---|---|---|---|---|---|---|---|---|
| N. Mayor Mora | KMX | Common Stock | Tax liability | -4.25% | -1,015 | 22,868 | 01 May 2026 | Direct | ||
| N. Mayor Mora | KMX | Restricted Stock Units | Award | 22,898 | 22,898 | 01 May 2026 | Direct | |||
| Jon G. Daniels | KMX | Common Stock | Tax liability | -29.6% | -822 | 1,957 | 01 May 2026 | Direct | ||
| Jon G. Daniels | KMX | Restricted Stock Units | Award | 14,655 | 14,655 | 01 May 2026 | Direct | |||
| Diane L. Cafritz | KMX | Common Stock | Tax liability | -9.59% | -1,015 | 9,564 | 01 May 2026 | Direct | ||
| Diane L. Cafritz | KMX | Restricted Stock Units | Award | 22,898 | 22,898 | 01 May 2026 | Direct | |||
| John M. Stuckey III | KMX | Common Stock | Tax liability | -12.5% | -357 | 2,493 | 01 May 2026 | Direct | ||
| John M. Stuckey III | KMX | Common Stock | Options Exercise | 71% | 1,183 | 2,850 | 01 May 2026 | Direct | ||
| John M. Stuckey III | KMX | Restricted Stock Units | Award | 10,075 | 10,075 | 01 May 2026 | Direct | |||
| John M. Stuckey III | KMX | Restricted Stock Units | Options Exercise | -100% | -2,009 | 0 | 01 May 2026 | Direct | ||
| Charles Joseph Wilson | KMX | Common Stock | Tax liability | -5.06% | -1,015 | 19,025 | 01 May 2026 | Direct | ||
| Charles Joseph Wilson | KMX | Restricted Stock Units | Award | 22,898 | 22,898 | 01 May 2026 | Direct | |||
| Mohammad Shamim | KMX | Common Stock | Tax liability | -6.53% | -1,015 | 14,523 | 01 May 2026 | Direct | ||
| Mohammad Shamim | KMX | Restricted Stock Units | Award | 16,944 | 16,944 | 01 May 2026 | Direct | |||
| Keith Barr | KMX | Restricted Stock Units | Award | 64,114 | 64,114 | 01 May 2026 | Direct | |||
| Jill A. Livesay | KMX | Common Stock | Tax liability | -2.83% | -319 | 10,956 | 01 May 2026 | Direct | ||
| Jill A. Livesay | KMX | Common Stock | Options Exercise | 10.4% | 1,059 | 11,275 | 01 May 2026 | Direct | ||
| Jill A. Livesay | KMX | Restricted Stock Units | Award | 13,696 | 8,029 | 01 May 2026 | Direct | |||
| Jill A. Livesay | KMX | Restricted Stock Units | Options Exercise | -100% | -1,799 | 0 | 01 May 2026 | Direct | ||
| Tyler Tuite | KMX | Common Stock | Options Exercise | 93.9% | 806 | 1,664 | 22 Mar 2026 | Direct | ||
| Tyler Tuite | KMX | Restricted Stock Units | Options Exercise | -100% | -1,294 | 0 | 22 Mar 2026 | Direct | ||
| David W. McCreight | KMX | Common Stock | Tax liability | -24.2% | -11,423 | 35,834 | 16 Mar 2026 | Direct | ||
| David W. McCreight | KMX | Common Stock | Options Exercise | 183% | 30,558 | 47,257 | 16 Mar 2026 | Direct | ||
| David W. McCreight | KMX | Restricted Stock Units | Options Exercise | -100% | -30,558 | 0 | 16 Mar 2026 | Direct | ||
| Keith Barr | KMX | Common Stock | Award | 23,975 | 23,975 | 16 Mar 2026 | Direct | |||
| Keith Barr | KMX | Stock Options (Right to Buy) | Award | 54,025 | 54,025 | 16 Mar 2026 | Direct | |||
| Charles Joseph Wilson | KMX | Common Stock | Tax liability | -0.25% | -49 | 19,513 | 28 Dec 2025 | Direct | ||
| Charles Joseph Wilson | KMX | Common Stock | Options Exercise | 0.82% | 160 | 19,562 | 28 Dec 2025 | Direct | ||
| Charles Joseph Wilson | KMX | Restricted Stock Units | Options Exercise | -100% | -251 | 0 | 28 Dec 2025 | Direct | ||
| David W. McCreight | KMX | Restricted Stock Units | Award | 91,673 | 91,673 | 26 Dec 2025 | Direct | |||
| Thomas J. Folliard | KMX | Restricted Stock Units | Award | 25,465 | 25,465 | 26 Dec 2025 | Direct | |||
| Charles Joseph Wilson | KMX | Common Stock | Will/Inheritance | 2.7% | 527 | 20,040 | 16 Oct 2025 | Direct | ||
| Mark F. ONeil | KMX | Common Stock | Purchase | 78% | $499,807 | $46.21 | 10,816 | 24,690 | 02 Oct 2025 | Direct |
| Mitchell D. Steenrod | KMX | Common Stock | Purchase | 5.51% | $91,140 | $45.57 | 2,000 | 38,330 | 02 Oct 2025 | Direct |
| John M. Stuckey III | KMX | Common Stock | Gift | -4.03% | -70 | 1,667 | 08 Jul 2025 | Direct | ||
| John M. Stuckey III | KMX | Common Stock | Gift | -0.86% | -15 | 1,737 | 07 Jul 2025 | Direct | ||
| John M. Stuckey III | KMX | Common Stock | Gift | -1.13% | -20 | 1,752 | 03 Jul 2025 | Direct | ||
| John M. Stuckey III | KMX | Common Stock | Gift | -3.01% | -55 | 1,772 | 02 Jul 2025 | Direct | ||
| Jon G. Daniels | KMX | Common Stock | Sale | -35.7% | $108,786 | $70.64 | -1,540 | 2,779 | 02 Jul 2025 | Direct |
| Diane L. Cafritz | KMX | Stock Options (Right to Buy) | Award | 3,685 | 3,685 | 30 Jun 2025 | Direct | |||
| Diane L. Cafritz | KMX | Restricted Stock Units | Award | 1,066 | 1,066 | 30 Jun 2025 | Direct | |||
| Mark F. ONeil | KMX | Common Stock | Award | 24.8% | 2,753 | 13,874 | 30 Jun 2025 | Direct | ||
| David W. McCreight | KMX | Common Stock | Award | 19.7% | 2,753 | 16,699 | 30 Jun 2025 | Direct | ||
| Shira Goodman | KMX | Common Stock | Award | 7.53% | 2,753 | 39,325 | 30 Jun 2025 | Direct | ||
| Mitchell D. Steenrod | KMX | Common Stock | Award | 8.2% | 2,753 | 36,330 | 30 Jun 2025 | Direct | ||
| Marcella Shinder | KMX | Common Stock | Award | 12.7% | 2,753 | 24,419 | 30 Jun 2025 | Direct | ||
| Sona Chawla | KMX | Common Stock | Award | 16.2% | 2,753 | 19,702 | 30 Jun 2025 | Direct | ||
| Pietro Satriano | KMX | Common Stock | Award | 20.3% | 2,753 | 16,315 | 30 Jun 2025 | Direct | ||
| Peter J. Bensen | KMX | Common Stock | Award | 14.1% | 2,753 | 22,296 | 30 Jun 2025 | Direct | ||
| Thomas J. Folliard | KMX | Common Stock | Award | 1.31% | 2,753 | 212,821 | 30 Jun 2025 | Direct |
* marks a reported price that did not pass the local price check.