Primecap Management’s CarMax KMX Stock Holding History

Primecap Management’s Portfolio KMX Stock Details KMX Fund Activity

Bought

Maintained

Sold

Quarter	Market Value	Status	Shares	Change in Stake	Trade Value	Portfolio Weight	Portfolio Position
2026 Q1	$181M	Sell	4,358,146 -9,090	-0.2%	-$398K	0.14%	111
2025 Q4	$169M	Sell	4,367,236 -193,135	-4%	-$7.72M	0.13%	117
2025 Q3	$205M	Sell	4,560,371 -177,540	-4%	-$10.6M	0.16%	107
2025 Q2	$318M	Sell	4,737,911 -31,395	-0.7%	-$2.11M	0.25%	78
2025 Q1	$372M	Sell	4,769,306 -311,150	-6%	-$24.9M	0.31%	68
2024 Q4	$415M	Sell	5,080,456 -203,378	-4%	-$16M	0.32%	68
2024 Q3	$409M	Sell	5,283,834 -127,950	-2%	-$10.1M	0.3%	69
2024 Q2	$397M	Sell	5,411,784 -110,235	-2%	-$7.94M	0.29%	67
2024 Q1	$481M	Sell	5,522,019 -65,852	-1%	-$4.98M	0.36%	63
2023 Q4	$429M	Sell	5,587,871 -117,880	-2%	-$7.92M	0.34%	67
2023 Q3	$404M	Sell	5,705,751 -109,810	-2%	-$8.99M	0.34%	67
2023 Q2	$487M	Sell	5,815,561 -120,800	-2%	-$8.84M	0.41%	60
2023 Q1	$382M	Sell	5,936,361 -35,220	-0.6%	-$2.36M	0.33%	70
2022 Q4	$364M	Sell	5,971,581 -222,916	-4%	-$14.3M	0.33%	68
2022 Q3	$409M	Sell	6,194,497 -33,430	-0.5%	-$3.05M	0.4%	62
2022 Q2	$564M	Sell	6,227,927 -342,280	-5%	-$32.2M	0.5%	57
2022 Q1	$634M	Sell	6,570,207 -257,456	-4%	-$27.7M	0.48%	61
2021 Q4	$889M	Sell	6,827,663 -551,114	-7%	-$77.2M	0.62%	48
2021 Q3	$944M	Sell	7,378,777 -221,581	-3%	-$29.5M	0.67%	45
2021 Q2	$982M	Sell	7,600,358 -504,175	-6%	-$62.3M	0.66%	43
2021 Q1	$1.08B	Sell	8,104,533 -477,720	-6%	-$58.1M	0.75%	38
2020 Q4	$811M	Sell	8,582,253 -173,230	-2%	-$16.2M	0.6%	47
2020 Q3	$805M	Sell	8,755,483 -678,490	-7%	-$67.8M	0.66%	45
2020 Q2	$845M	Sell	9,433,973 -792,090	-8%	-$62.1M	0.72%	39
2020 Q1	$550M	Sell	10,226,063 -622,860	-6%	-$52.7M	0.54%	52
2019 Q4	$951M	Sell	10,848,923 -79,190	-0.7%	-$7.45M	0.69%	42
2019 Q3	$962M	Sell	10,928,113 -336,315	-3%	-$28.9M	0.77%	40
2019 Q2	$978M	Sell	11,264,428 -761,910	-6%	-$59.6M	0.72%	46
2019 Q1	$839M	Sell	12,026,338 -42,290	-0.4%	-$2.61M	0.62%	52
2018 Q4	$757M	Sell	12,068,628 -248,175	-2%	-$16.4M	0.61%	50
2018 Q3	$920M	Sell	12,316,803 -201,345	-2%	-$15.4M	0.62%	49
2018 Q2	$912M	Sell	12,518,148 -630,875	-5%	-$42.1M	0.68%	47
2018 Q1	$814M	Sell	13,149,023 -900,552	-6%	-$58.9M	0.61%	51
2017 Q4	$901M	Sell	14,049,575 -1,308,363	-9%	-$93.3M	0.69%	44
2017 Q3	$1.16B	Sell	15,357,938 -1,067,993	-7%	-$71.2M	0.96%	33
2017 Q2	$1.04B	Sell	16,425,931 -113,854	-0.7%	-$6.88M	0.89%	34
2017 Q1	$979M	Sell	16,539,785 -1,961,250	-11%	-$127M	0.89%	33
2016 Q4	$1.19B	Sell	18,501,035 -298,715	-2%	-$16.8M	1.17%	24
2016 Q3	$1B	Sell	18,799,750 -94,542	-0.5%	-$5.36M	1%	30
2016 Q2	$926M	Sell	18,894,292 -185,340	-1%	-$9.52M	0.99%	32
2016 Q1	$975M	Buy	19,079,632 +5,466,105	+40%	+$258M	1.01%	30
2015 Q4	$735M	Buy	13,613,527 +1,390,285	+11%	+$79.4M	0.75%	42
2015 Q3	$725M	Sell	12,223,242 -1,169,690	-9%	-$73.3M	0.8%	33
2015 Q2	$887M	Sell	13,392,932 -70,554	-0.5%	-$5.03M	0.87%	29
2015 Q1	$929M	Buy	13,463,486 +226,935	+2%	+$14.8M	0.91%	30
2014 Q4	$881M	Sell	13,236,551 -82,595	-0.6%	-$4.58M	0.89%	29
2014 Q3	$619M	Sell	13,319,146 -79,933	-0.6%	-$4.09M	0.66%	40
2014 Q2	$697M	Sell	13,399,079 -150,114	-1%	-$6.82M	0.76%	34
2014 Q1	$634M	Buy	13,549,193 +624,976	+5%	+$29.2M	0.72%	37
2013 Q4	$608M	Sell	12,924,217 -180,291	-1%	-$8.84M	0.73%	33
2013 Q3	$635M	Sell	13,104,508 -34,500	-0.3%	-$1.69M	0.84%	29
2013 Q2	$606M	Buy	+13,139,008	New	+$597M	0.87%	28

Other funds holding KMX

BlackRock New York $5.72T AUM 30.48% 1-Year Est. Return

AQR Capital Management Greenwich, Connecticut $218B AUM 29.41% 1-Year Est. Return

VPM

Vanguard Portfolio Management Malvern, Pennsylvania $1.91T AUM

VCM

Vanguard Capital Management Malvern, Pennsylvania $4.04T AUM

Starboard Value New York $4.57B AUM 4.97% 1-Year Est. Return

SIM

SRS Investment Management New York $9.47B AUM 60.12% 1-Year Est. Return

Two Sigma Investments New York $124B AUM 33.93% 1-Year Est. Return

State Street Boston, Massachusetts $2.9T AUM 29.55% 1-Year Est. Return

Janus Henderson Group London, United Kingdom $209B AUM 37.72% 1-Year Est. Return

Dimensional Fund Advisors Austin, Texas $481B AUM 30.42% 1-Year Est. Return

Primecap Management's KMX Position: Q1 2026 in Review

Primecap Management reduced its CarMax (KMX) stake by 0.21% in Q1 2026, selling an estimated $398K and leaving 4,358,146 shares worth $181M. The position accounts for 0.14% of the portfolio, ranked #111.

Primecap Management first reported a position in KMX in Q2 2013 and has held it in 52 quarters since. The position peaked at $1.19B in Q4 2016. 547 funds tracked by Wall St. Rank hold KMX as of Q1 2026.

Primecap Management held 4,358,146 shares of CarMax worth $181M as of Q1 2026.
Primecap Management sold 9,090 CarMax shares in Q1 2026, an estimated $398K.
CarMax made up 0.14% of Primecap Management's portfolio in Q1 2026, its #111 holding.
Primecap Management first reported a position in CarMax in Q2 2013 and has held it in 52 quarters since.
Primecap Management's CarMax position peaked at $1.19B in Q4 2016.
547 funds tracked by Wall St. Rank held CarMax as of Q1 2026.

Based on Primecap Management's 13F filing for Q1 2026, filed 11 May 2026.