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United States Specialty Retailers

Carmax Inc (KMX)

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The most recent insider trading activity occurred on October 2, 2025, with two reported BUY transactions totaling $600,947.36. Prior to this, significant SELL and PROPOSED_SALE transactions were noted in January 2025, involving multiple executives. The last reported insider transaction was a BUY on October 2, 2025.
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Ticker: KMX Exchange: NYS
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• Purchase • Sale • Planned purchase • Planned sale Net purchase Net sale Activity signal Earnings
Top insiders
Trades
ONeil Mark F
1 purchase — total 499,807 USD
Buy 2 Oct 2025
Value US$3,339,274.92 | Price 309.53 | Shares 19,706
Buy 2 Oct 2025
Value US$4,814,265.34 | Price 245.04 | Shares 11,112
Sale 2 Jul 2025
Value US$108,785.60 | Price 70.64 | Shares 1,540
Proposed sale 2 Jul 2025
Value US$108,790.22 | Price 70.64 | Shares 1,540
Buy 24 Apr 2025
Value US$85,137.00 | Price 65.49 | Shares 1,300
Sale 28 Jan 2025
Value US$411,820.02 | Price 84.58 | Shares 4,869
Proposed sale 28 Jan 2025
Value US$411,808.58 | Price 84.58 | Shares 4,869
Sale 15 Jan 2025
Value US$407,150.00 | Price 81.43 | Shares 5,000
Proposed sale 15 Jan 2025
Value US$407,132.69 | Price 81.43 | Shares 5,000
Sale 15 Jan 2025
Value US$1,053,729.00 | Price 81.00 | Shares 13,009
Sale 8 Jan 2025
Value US$1,052,519.30 | Price 81.94 | Shares 12,845
Proposed sale 8 Jan 2025
Value US$1,052,471.56 | Price 81.94 | Shares 12,845
Sale 2 Jan 2025
Value US$4,717,161.10 | Price 81.35 | Shares 57,986
Proposed sale 2 Jan 2025
Value US$4,717,412.18 | Price 81.35 | Shares 57,986
Sale 26 Dec 2024
Value US$853,000.00 | Price 85.30 | Shares 10,000
Proposed sale 26 Dec 2024
Value US$853,039.00 | Price 85.30 | Shares 10,000
Proposed sale 24 Dec 2024
Value US$1,275,000.00 | Price 85.00 | Shares 15,000
Sale 24 Dec 2024
Value US$2,550,863.30 | Price 84.34 | Shares 30,245
Sale 23 Dec 2024
Value US$837,700.00 | Price 83.77 | Shares 10,000
Proposed sale 23 Dec 2024
Value US$1,980,360.00 | Price 86.69 | Shares 22,845
Sale 23 Dec 2024
Value US$638,400.00 | Price 84.00 | Shares 7,600
Proposed sale 23 Dec 2024
Value US$1,918,980.00 | Price 84.00 | Shares 22,845
Sale 23 Dec 2024
Value US$3,349,294.10 | Price 82.85 | Shares 40,426
Sale 23 Dec 2024
Value US$6,681,658.41 | Price 83.43 | Shares 80,087
Proposed sale 23 Dec 2024
Value US$9,882,066.00 | Price 82.00 | Shares 120,513
Sale 29 Jul 2024
Value US$1,002,240.00 | Price 83.52 | Shares 12,000
Sale 26 Jul 2024
Value US$2,056,500.00 | Price 82.26 | Shares 25,000
Proposed sale 26 Jul 2024
Value US$2,056,450.08 | Price 82.26 | Shares 25,000
Sale 23 Jul 2024
Value US$801,880.42 | Price 80.02 | Shares 10,021
Proposed sale 23 Jul 2024
Value US$801,908.45 | Price 80.02 | Shares 10,021
Sale 16 Jul 2024
Value US$777,680.28 | Price 83.46 | Shares 9,318
Proposed sale 16 Jul 2024
Value US$777,637.54 | Price 83.46 | Shares 9,318
Sale 15 Jul 2024
Value US$1,613,382.73 | Price 82.01 | Shares 19,673
Proposed sale 15 Jul 2024
Value US$1,613,360.40 | Price 82.01 | Shares 19,673
Sale 11 Jul 2024
Value US$9,554,400.00 | Price 79.62 | Shares 120,000
Proposed sale 11 Jul 2024
Value US$9,231,600.00 | Price 76.93 | Shares 120,000
Sale 26 Jun 2024
Value US$89,198.26 | Price 72.46 | Shares 1,231
Proposed sale 26 Jun 2024
Value US$89,192.11 | Price 72.46 | Shares 1,231
Sale 23 Apr 2024
Value US$1,067,702.68 | Price 69.53 | Shares 15,356
Proposed sale 23 Apr 2024
Value US$1,067,684.70 | Price 69.53 | Shares 15,356
Sale 29 Jan 2024
Value US$1,006,567.11 | Price 70.89 | Shares 14,199
Sale 26 Jan 2024
Value US$1,541,760.00 | Price 70.08 | Shares 22,000
Proposed sale 26 Jan 2024
Value US$1,541,675.04 | Price 70.08 | Shares 22,000
Sale 23 Jan 2024
Value US$192,574.20 | Price 70.54 | Shares 2,730
Proposed sale 23 Jan 2024
Value US$1,750,000.00 | Price 70.00 | Shares 25,000
Sale 27 Dec 2023
Value US$775,600.00 | Price 77.56 | Shares 10,000
Proposed sale 27 Dec 2023
Value US$775,598.30 | Price 77.56 | Shares 10,000
Sale 26 Dec 2023
Value US$7,717,374.75 | Price 75.09 | Shares 102,775
Proposed sale 26 Dec 2023
Value US$7,717,000.24 | Price 75.09 | Shares 102,775
Sale 20 Jul 2023
Value US$663,500.75 | Price 85.25 | Shares 7,783
Proposed sale 19 Jul 2023
Value US$1,529,892.25 | Price 86.03 | Shares 17,783
Sale 12 Jul 2023
Value US$5,675,163.15 | Price 84.27 | Shares 67,345
Proposed sale 12 Jul 2023
Value US$5,674,993.31 | Price 84.27 | Shares 67,345
Sale 12 Jul 2023
Value US$812,367.92 | Price 84.56 | Shares 9,607
Proposed sale 12 Jul 2023
Value US$812,360.72 | Price 84.56 | Shares 9,607
Sale 11 Jul 2023
Value US$485,331.00 | Price 84.70 | Shares 5,730
Sale 11 Jul 2023
Value US$845,200.00 | Price 84.52 | Shares 10,000
Proposed sale 11 Jul 2023
Value US$1,822,954.86 | Price 84.74 | Shares 21,513
Sale 3 Jul 2023
Value US$5,576,652.62 | Price 82.18 | Shares 67,859
Sale 3 Jul 2023
Value US$8,513,847.21 | Price 82.83 | Shares 102,787
Proposed sale 3 Jul 2023
Value US$14,283,070.20 | Price 83.70 | Shares 170,646
Proposed sale 28 Jun 2023
Value US$143,048.10 | Price 83.85 | Shares 1,706
Proposed sale 28 Jun 2023
Value US$2,289,792.44 | Price 82.42 | Shares 27,782
Proposed sale 28 Jun 2023
Value US$2,289,874.86 | Price 82.42 | Shares 27,783
Proposed sale 28 Jun 2023
Value US$304,129.80 | Price 82.42 | Shares 3,690
Buy 30 Dec 2022
Value US$501,255.60 | Price 60.98 | Shares 8,220
Sale 21 Jul 2022
Value US$1,473,836.25 | Price 94.75 | Shares 15,555
Sale 18 Jul 2022
Value US$324,552.96 | Price 93.91 | Shares 3,456
Sale 1 Jul 2022
Value US$280,629.92 | Price 90.76 | Shares 3,092
Sale 1 Jul 2022
Value US$1,366,800.00 | Price 91.12 | Shares 15,000
Sale 30 Dec 2021
Value US$2,047,201.32 | Price 127.48 | Shares 16,059
Sale 12 Jul 2021
Value US$3,158,542.40 | Price 135.20 | Shares 23,362
Sale 9 Jul 2021
Value US$403,392.99 | Price 134.33 | Shares 3,003
Sale 9 Jul 2021
Value US$473,139.95 | Price 134.99 | Shares 3,505
Sale 12 Apr 2021
Value US$11,244,719.31 | Price 131.01 | Shares 85,831
Abbreviations B: Buy, S: Sell, PP: Planned purchase, PlS: Planned sale, PrS: Proposed sale, O: Option / Other
Notification date Transaction date B/S Transaction type Insider and/or position Nb. shares
Price
Value 		Number of shares Price Value Details
2025-10-06 2025-10-02 B Purchase
1.8
ONeil Mark F
Non-Executive Director
19,706 +37.0%
309.53
US$3,339,275 		19,706 +37.0% 309.53 US$3,339,275
2025-10-03 2025-10-02 B Purchase
1.3
STEENROD MITCHELL D
Non-Executive Director
11,112 +16.2%
245.04
US$4,814,265 		11,112 +16.2% 245.04 US$4,814,265
2025-07-03 2025-07-02 S Sale
3.4
Daniels Jon G

EVP, CAF

Officer
83,219 +28.1%
439.15
US$4,495,037 		83,219 +28.1% 439.15 US$4,495,037
2025-07-02 2025-07-02 PrS Proposed sale
3.4
JON DANIELS

Officer

Officer
1,540
70.64
US$108,790 		1,540 70.64 US$108,790
2025-04-25 2025-04-24 B Purchase
1.3
STEENROD MITCHELL D
Non-Executive Director
1,300 +4.0%
65.49
US$85,137 		1,300 +4.0% 65.49 US$85,137
2025-01-30 2025-01-28 S Sale
3.1
Tuite Tyler

SVP & Chief Product Officer

Officer
4,869 -95.5%
84.58
US$411,820 		4,869 -95.5% 84.58 US$411,820
2025-01-28 2025-01-28 PrS Proposed sale
3.1
Tuite Tyler

Officer

Officer
4,869
84.58
US$411,809 		4,869 84.58 US$411,809
2025-01-17 2025-01-15 S Sale
2.6
Mayor-Mora Enrique N

EVP & CFO

Officer
5,000 -19.8%
81.43
US$407,150 		5,000 -19.8% 81.43 US$407,150
2025-01-17 2025-01-15 S Sale
3.0
Livesay Jill A

VP, Controller & PAO

Officer
13,009 -57.9%
81.00
US$1,053,729 		13,009 -57.9% 81.00 US$1,053,729
2025-01-15 2025-01-15 PrS Proposed sale
2.6
Mayor-Mora Enrique N

Officer

Officer
5,000
81.43
US$407,133 		5,000 81.43 US$407,133
2025-01-10 2025-01-08 S Sale
3.0
Shamim Mohammad

EVP and CITO

Officer
12,845 -52.3%
81.94
US$1,052,519 		12,845 -52.3% 81.94 US$1,052,519
2025-01-08 2025-01-08 PrS Proposed sale
3.0
Shamim Mohammad

Officer

Officer
12,845
81.94
US$1,052,472 		12,845 81.94 US$1,052,472
2025-01-03 2025-01-02 S Sale
2.9
Lyski James

EVP, Chief Growth & Strat Off

Officer
57,986 -71.8%
81.35
US$4,717,161 		57,986 -71.8% 81.35 US$4,717,161
2025-01-02 2025-01-02 PrS Proposed sale
2.9
Lyski James

Officer

Officer
57,986
81.35
US$4,717,412 		57,986 81.35 US$4,717,412
2024-12-27 2024-12-26 S Sale
3.4
Daniels Jon G

SVP, CAF

Officer
10,000 -91.0%
85.30
US$853,000 		10,000 -91.0% 85.30 US$853,000
2024-12-26 2024-12-26 PrS Proposed sale
3.4
Daniels Jon G

Officer

Officer
10,000
85.30
US$853,039 		10,000 85.30 US$853,039
2024-12-26 2024-12-24 PrS Proposed sale
3.4
Daniels Jon G

Officer

Officer
15,000
85.00
US$1,275,000 		15,000 85.00 US$1,275,000
2024-12-26 2024-12-24 S Sale
3.4
Daniels Jon G

SVP, CAF

Officer
30,245 -96.8%
84.34
US$2,550,863 		30,245 -96.8% 84.34 US$2,550,863
2024-12-26 2024-12-23 S Sale
3.0
Shamim Mohammad

EVP and CITO

Officer
10,000 -46.0%
83.77
US$837,700 		10,000 -46.0% 83.77 US$837,700
2024-12-26 2024-12-23 S Sale
3.4
Daniels Jon G

SVP, CAF

Officer
7,600 -88.4%
84.00
US$638,400 		7,600 -88.4% 84.00 US$638,400
2024-12-26 2024-12-23 S Sale
3.0
Nash William D

President & CEO

Executive Director
40,426 -18.2%
82.85
US$3,349,294 		40,426 -18.2% 82.85 US$3,349,294
2024-12-26 2024-12-23 S Sale
3.0
Nash William D

President & CEO

Executive Director
80,087 -26.5%
83.43
US$6,681,658 		80,087 -26.5% 83.43 US$6,681,658
2024-12-23 2024-12-23 PrS Proposed sale
3.4
Daniels Jon G

Officer

Officer
22,845
84.00
US$1,918,980 		22,845 84.00 US$1,918,980
2024-12-23 2024-12-23 PrS Proposed sale
3.0
Shamim Mohammad

Officer

Officer
22,845
86.69
US$1,980,360 		22,845 86.69 US$1,980,360
2024-12-23 2024-12-23 PrS Proposed sale
3.0
Nash William D

Officer

Officer
120,513
82.00
US$9,882,066 		120,513 82.00 US$9,882,066
2024-07-30 2024-07-29 S Sale
3.0
Livesay Jill A

VP, Controller & PAO

Officer
12,000 -55.9%
83.52
US$1,002,240 		12,000 -55.9% 83.52 US$1,002,240
2024-07-29 2024-07-26 S Sale
3.0
Shamim Mohammad

EVP and CITO

Officer
25,000 -68.0%
82.26
US$2,056,500 		25,000 -68.0% 82.26 US$2,056,500
2024-07-26 2024-07-26 PrS Proposed sale
3.0
Shamim Mohammad

Officer

Officer
25,000
82.26
US$2,056,450 		25,000 82.26 US$2,056,450
2024-07-24 2024-07-23 S Sale
3.0
Wilson Charles Joseph

EVP and COO

Officer
10,021 -39.1%
80.02
US$801,880 		10,021 -39.1% 80.02 US$801,880
2024-07-23 2024-07-23 PrS Proposed sale
3.0
Wilson Charles Joseph

Officer

Officer
10,021
80.02
US$801,908 		10,021 80.02 US$801,908
2024-07-17 2024-07-16 S Sale
2.6
Mayor-Mora Enrique N

EVP & CFO

Officer
9,318 -31.5%
83.46
US$777,680 		9,318 -31.5% 83.46 US$777,680
2024-07-16 2024-07-16 PrS Proposed sale
2.6
Mayor-Mora Enrique N

Officer

Officer
9,318
83.46
US$777,638 		9,318 83.46 US$777,638
2024-07-16 2024-07-15 S Sale
2.9
Stuckey John M III

SVP, Gen Counsel & Secretary

Officer
19,673 -95.3%
82.01
US$1,613,383 		19,673 -95.3% 82.01 US$1,613,383
2024-07-15 2024-07-15 PrS Proposed sale
2.9
Stuckey John M III

Officer

Officer
19,673
82.01
US$1,613,360 		19,673 82.01 US$1,613,360
2024-07-12 2024-07-11 S Sale
3.0
Nash William D

President & CEO

Executive Director
120,000 -39.8%
79.62
US$9,554,400 		120,000 -39.8% 79.62 US$9,554,400
2024-07-11 2024-07-11 PrS Proposed sale
3.0
Nash William D

Officer

Officer
120,000
76.93
US$9,231,600 		120,000 76.93 US$9,231,600
2024-06-27 2024-06-26 S Sale
3.4
Daniels Jon G

SVP, CAF

Officer
1,231 -55.3%
72.46
US$89,198 		1,231 -55.3% 72.46 US$89,198
2024-06-26 2024-06-26 PrS Proposed sale
3.4
Daniels Jon G

Officer

Officer
1,231
72.46
US$89,192 		1,231 72.46 US$89,192
2024-04-25 2024-04-23 S Sale
2.9
Cafritz Diane L

EVP, General Counsel & CCO

Officer
15,356 -68.8%
69.53
US$1,067,703 		15,356 -68.8% 69.53 US$1,067,703
2024-04-23 2024-04-23 PrS Proposed sale
2.9
Cafritz Diane L

Officer

Officer
15,356
69.53
US$1,067,685 		15,356 69.53 US$1,067,685
2024-01-30 2024-01-29 S Sale
3.0
Livesay Jill A

VP, Controller & PAO

Officer
14,199 -61.0%
70.89
US$1,006,567 		14,199 -61.0% 70.89 US$1,006,567
2024-01-29 2024-01-26 S Sale
2.9
Cafritz Diane L

EVP, General Counsel & CCO

Officer
22,000 -81.3%
70.08
US$1,541,760 		22,000 -81.3% 70.08 US$1,541,760
2024-01-26 2024-01-26 PrS Proposed sale
2.9
Cafritz Diane L

Officer

Officer
22,000
70.08
US$1,541,675 		22,000 70.08 US$1,541,675
2024-01-24 2024-01-23 S Sale
2.9
Cafritz Diane L

EVP, General Counsel & CCO

Officer
2,730 -35.0%
70.54
US$192,574 		2,730 -35.0% 70.54 US$192,574
2024-01-23 2024-01-23 PrS Proposed sale
2.9
Cafritz Diane L

Officer

Officer
25,000
70.00
US$1,750,000 		25,000 70.00 US$1,750,000
2023-12-28 2023-12-27 S Sale
3.4
Daniels Jon G

SVP, CAF

Officer
10,000 -86.8%
77.56
US$775,600 		10,000 -86.8% 77.56 US$775,600
2023-12-27 2023-12-27 PrS Proposed sale
3.4
Daniels Jon G

Officer

Officer
10,000
77.56
US$775,598 		10,000 77.56 US$775,598
2023-12-28 2023-12-26 S Sale
3.0
Nash William D

President & CEO

Executive Director
102,775 -36.7%
75.09
US$7,717,375 		102,775 -36.7% 75.09 US$7,717,375
2023-12-26 2023-12-26 PrS Proposed sale
3.0
Nash William D

Officer

Officer
102,775
75.09
US$7,717,000 		102,775 75.09 US$7,717,000
2023-07-24 2023-07-20 S Sale
3.4
Daniels Jon G

SVP, CAF

Officer
7,783 -83.6%
85.25
US$663,501 		7,783 -83.6% 85.25 US$663,501
2023-07-19 2023-07-19 PrS Proposed sale
3.4
Daniels Jon G

Director

Non-Executive Director
17,783
86.03
US$1,529,892 		17,783 86.03 US$1,529,892
2023-07-13 2023-07-12 S Sale
2.9
Lyski James

EVP & Chief Marketing Officer

Officer
67,345 -75.6%
84.27
US$5,675,163 		67,345 -75.6% 84.27 US$5,675,163
2023-07-13 2023-07-12 S Sale
2.7
Newberry Darren C

SVP

Officer
9,607 -48.0%
84.56
US$812,368 		9,607 -48.0% 84.56 US$812,368
2023-07-12 2023-07-12 PrS Proposed sale
2.9
Lyski James

Officer

Officer
67,345
84.27
US$5,674,993 		67,345 84.27 US$5,674,993
2023-07-12 2023-07-12 PrS Proposed sale
2.7
Newberry Darren C

Officer

Officer
9,607
84.56
US$812,361 		9,607 84.56 US$812,361
2023-07-12 2023-07-11 S Sale
3.4
Daniels Jon G

SVP, CAF

Officer
5,730 -79.0%
84.70
US$485,331 		5,730 -79.0% 84.70 US$485,331
2023-07-12 2023-07-11 S Sale
3.4
Daniels Jon G

SVP, CAF

Officer
10,000 -58.0%
84.52
US$845,200 		10,000 -58.0% 84.52 US$845,200
2023-07-11 2023-07-11 PrS Proposed sale
3.4
Daniels Jon G

Director

Non-Executive Director
21,513
84.74
US$1,822,955 		21,513 84.74 US$1,822,955
2023-07-05 2023-07-03 S Sale
3.0
Nash William D

President & CEO

Executive Director
67,859 -27.7%
82.18
US$5,576,653 		67,859 -27.7% 82.18 US$5,576,653
2023-07-05 2023-07-03 S Sale
3.0
Nash William D

President & CEO

Executive Director
102,787 -29.6%
82.83
US$8,513,847 		102,787 -29.6% 82.83 US$8,513,847
2023-07-03 2023-07-03 PrS Proposed sale
3.0
Nash William D

Officer

Officer
170,646
83.70
US$14,283,070 		170,646 83.70 US$14,283,070
2023-06-28 2023-06-28 PrS Proposed sale
2.9
Cafritz Diane L

Officer

Officer
1,706
83.85
US$143,048 		1,706 83.85 US$143,048
2023-06-28 2023-06-28 PrS Proposed sale
3.0
Shamim Mohammad

Officer

Officer
27,782
82.42
US$2,289,792 		27,782 82.42 US$2,289,792
2023-06-28 2023-06-28 PrS Proposed sale
3.4
Daniels Jon G

Director

Non-Executive Director
27,783
82.42
US$2,289,875 		27,783 82.42 US$2,289,875
2023-06-28 2023-06-28 PrS Proposed sale
3.0
Mohammad Shamim

Officer

Officer
3,690
82.42
US$304,130 		3,690 82.42 US$304,130
2023-01-03 2022-12-30 B Purchase
3.0
Nash William D

President & CEO

Executive Director
8,220 +5.2%
60.98
US$501,256 		8,220 +5.2% 60.98 US$501,256
2022-07-22 2022-07-21 S Sale
2.9
Cafritz Diane L

EVP, General Counsel & CHRO

Officer
15,555 -75.7%
94.75
US$1,473,836 		15,555 -75.7% 94.75 US$1,473,836
2022-07-19 2022-07-18 S Sale
3.0
Shamim Mohammad

EVP and CITO

Officer
3,456 -28.3%
93.91
US$324,553 		3,456 -28.3% 93.91 US$324,553
2022-07-05 2022-07-01 S Sale
2.9
Cafritz Diane L

EVP, General Counsel & CHRO

Officer
3,092 -38.3%
90.76
US$280,630 		3,092 -38.3% 90.76 US$280,630
2022-07-05 2022-07-01 S Sale
2.9
Cafritz Diane L

EVP, General Counsel & CHRO

Officer
15,000 -65.0%
91.12
US$1,366,800 		15,000 -65.0% 91.12 US$1,366,800
2022-01-03 2021-12-30 S Sale
3.0
Wilson Charles Joseph

SVP

Officer
16,059 -57.7%
127.48
US$2,047,201 		16,059 -57.7% 127.48 US$2,047,201
2021-07-13 2021-07-12 S Sale
2.3
Hill Edwin J

EVP & COO

Officer
23,362 -82.6%
135.20
US$3,158,542 		23,362 -82.6% 135.20 US$3,158,542
2021-07-13 2021-07-09 S Sale
2.3
Hill Edwin J

EVP & COO

Officer
3,003 -37.9%
134.33
US$403,393 		3,003 -37.9% 134.33 US$403,393
2021-07-13 2021-07-09 S Sale
2.3
Hill Edwin J

EVP & COO

Officer
3,505 -30.7%
134.99
US$473,140 		3,505 -30.7% 134.99 US$473,140
2021-04-14 2021-04-12 S Sale
2.7
FOLLIARD THOMAS J
Non-Executive Director
85,831 -29.3%
131.01
US$11,244,719 		85,831 -29.3% 131.01 US$11,244,719
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