Jane Street’s CarMax KMX Stock Holding History
Bought
Maintained
Sold
| Quarter | Market Value | Status | Shares |
Change in Stake | Trade Value | Portfolio Weight | Portfolio Position | |
|---|---|---|---|---|---|---|---|---|
|
2026
Q2 | $51.3M | Buy |
969,082
+511,354
| +112% | +$22.3M | ﹤0.01% | 1403 |
|
|
2026
Q1 | $19M | Sell |
457,728
-406,878
| -47% | -$17.8M | ﹤0.01% | 1823 |
|
|
2025
Q4 | $33.4M | Buy |
864,606
+360,909
| +72% | +$14.4M | 0.01% | 1182 |
|
|
2025
Q3 | $22.6M | Buy |
503,697
+107,103
| +27% | +$6.4M | ﹤0.01% | 1557 |
|
|
2025
Q2 | $26.7M | Buy |
396,594
+374,737
| +1,714% | +$25.2M | 0.01% | 1188 |
|
|
2025
Q1 | $1.7M | Sell |
21,857
-43,761
| -67% | -$3.51M | ﹤0.01% | 4616 |
|
|
2024
Q4 | $5.36M | Sell |
65,618
-11,008
| -14% | -$865K | ﹤0.01% | 2566 |
|
|
2024
Q3 | $5.93M | Sell |
76,626
-26,230
| -26% | -$2.07M | ﹤0.01% | 2588 |
|
|
2024
Q2 | $7.54M | Buy |
102,856
+32,989
| +47% | +$2.38M | ﹤0.01% | 2376 |
|
|
2024
Q1 | $6.09M | Buy |
69,867
+15,387
| +28% | +$1.16M | ﹤0.01% | 2358 |
|
|
2023
Q4 | $4.18M | Buy |
54,480
+31,822
| +140% | +$2.14M | ﹤0.01% | 3116 |
|
|
2023
Q3 | $1.6M | Sell |
22,658
-196,842
| -90% | -$16.1M | ﹤0.01% | 4418 |
|
|
2023
Q2 | $18.4M | Buy |
219,500
+175,586
| +400% | +$12.9M | 0.01% | 1293 |
|
|
2023
Q1 | $2.82M | Sell |
43,914
-74,274
| -63% | -$4.97M | ﹤0.01% | 3246 |
|
|
2022
Q4 | $7.2M | Buy |
118,188
+39,875
| +51% | +$2.56M | ﹤0.01% | 2004 |
|
|
2022
Q3 | $5.17M | Sell |
78,313
-18,831
| -19% | -$1.72M | ﹤0.01% | 2562 |
|
|
2022
Q2 | $8.79M | Sell |
97,144
-109,652
| -53% | -$10.3M | ﹤0.01% | 1897 |
|
|
2022
Q1 | $20M | Buy |
206,796
+151,247
| +272% | +$16.3M | 0.01% | 1271 |
|
|
2021
Q4 | $7.23M | Buy |
55,549
+3,572
| +7% | +$500K | ﹤0.01% | 2307 |
|
|
2021
Q3 | $6.65M | Buy |
51,977
+17,596
| +51% | +$2.34M | ﹤0.01% | 2337 |
|
|
2021
Q2 | $4.44M | Buy |
34,381
+19,554
| +132% | +$2.42M | ﹤0.01% | 2853 |
|
|
2021
Q1 | $1.97M | Sell |
14,827
-79,170
| -84% | -$9.64M | ﹤0.01% | 4050 |
|
|
2020
Q4 | $8.88M | Buy |
93,997
+58,975
| +168% | +$5.53M | ﹤0.01% | 1519 |
|
|
2020
Q3 | $3.22M | Sell |
35,022
-39,576
| -53% | -$3.95M | ﹤0.01% | 2352 |
|
|
2020
Q2 | $6.68M | Buy |
74,598
+54,059
| +263% | +$4.24M | 0.01% | 1526 |
|
|
2020
Q1 | $1.11M | Sell |
20,539
-26,275
| -56% | -$2.22M | ﹤0.01% | 2687 |
|
|
2019
Q4 | $4.1M | Buy |
46,814
+28,524
| +156% | +$2.68M | 0.01% | 1242 |
|
|
2019
Q3 | $1.61M | Sell |
18,290
-18,478
| -50% | -$1.59M | ﹤0.01% | 2046 |
|
|
2019
Q2 | $3.19M | Sell |
36,768
-95,568
| -72% | -$7.47M | 0.01% | 1415 |
|
|
2019
Q1 | $9.24M | Buy |
132,336
+110,602
| +509% | +$6.82M | 0.02% | 735 |
|
|
2018
Q4 | $1.36M | Sell |
21,734
-64,845
| -75% | -$4.28M | ﹤0.01% | 2169 |
|
|
2018
Q3 | $6.46M | Buy |
86,579
+51,745
| +149% | +$3.95M | 0.01% | 867 |
|
|
2018
Q2 | $2.54M | Buy |
34,834
+22,375
| +180% | +$1.49M | 0.01% | 1671 |
|
|
2018
Q1 | $772K | Sell |
12,459
-5,182
| -29% | -$339K | ﹤0.01% | 2975 |
|
|
2017
Q4 | $1.13M | Sell |
17,641
-26,109
| -60% | -$1.86M | ﹤0.01% | 2205 |
|
|
2017
Q3 | $3.32M | Buy |
43,750
+28,064
| +179% | +$1.87M | 0.01% | 1165 |
|
|
2017
Q2 | $989K | Sell |
15,686
-51,166
| -77% | -$3.09M | ﹤0.01% | 2218 |
|
|
2017
Q1 | $3.96M | Buy |
66,852
+41,328
| +162% | +$2.68M | 0.02% | 850 |
|
|
2016
Q4 | $1.64M | Sell |
25,524
-190,464
| -88% | -$10.7M | 0.01% | 1501 |
|
|
2016
Q3 | $11.5M | Buy |
215,988
+207,787
| +2,534% | +$11.8M | 0.06% | 279 |
|
|
2016
Q2 | $402K | Sell |
8,201
-1,159
| -12% | -$59.5K | ﹤0.01% | 2979 |
|
|
2016
Q1 | $478K | Sell |
9,360
-4,193
| -31% | -$198K | ﹤0.01% | 2653 |
|
|
2015
Q4 | $731K | Buy |
+13,553
| New | +$774K | ﹤0.01% | 2075 |
|
|
2015
Q3 | – | Sell |
-10,321
| Closed | -$647K | – | 3896 |
|
|
2015
Q2 | $683K | Buy |
10,321
+7,139
| +224% | +$509K | ﹤0.01% | 1971 |
|
|
2015
Q1 | $220K | Sell |
3,182
-13,594
| -81% | -$886K | ﹤0.01% | 2806 |
|
|
2014
Q4 | $1.12M | Buy |
+16,776
| New | +$930K | 0.01% | 958 |
|
|
2014
Q3 | – | Sell |
-37,443
| Closed | -$1.95M | – | 2831 |
|
|
2014
Q2 | $1.95M | Buy |
37,443
+33,160
| +774% | +$1.51M | 0.02% | 556 |
|
|
2014
Q1 | $200K | Buy |
+4,283
| New | +$200K | ﹤0.01% | 2375 |
|
|
2013
Q4 | – | Sell |
-22,558
| Closed | -$1.09M | – | 2654 |
|
|
2013
Q3 | $1.09M | Buy |
22,558
+287
| +1% | +$14K | 0.01% | 1063 |
|
|
2013
Q2 | $1.03M | Buy |
+22,271
| New | +$1.01M | 0.02% | 882 |
|
Other funds holding KMX
SIM
JT
Jane Street's KMX Position: Q2 2026 in Review
Jane Street increased its CarMax (KMX) stake by 112% in Q2 2026, buying an estimated $22.3M and bringing the position to 969,082 shares worth $51.3M. The position accounts for ﹤0.01% of the portfolio, ranked #1403.
Jane Street first reported a position in KMX in Q2 2013 and has held it in 50 quarters since. 515 funds tracked by Wall St. Rank hold KMX as of Q2 2026.
- Jane Street held 969,082 shares of CarMax worth $51.3M as of Q2 2026.
- Jane Street bought 511,354 CarMax shares in Q2 2026, an estimated $22.3M.
- CarMax made up ﹤0.01% of Jane Street's portfolio in Q2 2026, its #1403 holding.
- Jane Street first reported a position in CarMax in Q2 2013 and has held it in 50 quarters since.
- 515 funds tracked by Wall St. Rank held CarMax as of Q2 2026.
Based on Jane Street's 13F filing for Q2 2026, filed 14 Aug 2026.