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
Q1 | $15.2M | Buy |
366,600
+84,400
| +30% | +$3.7M | ﹤0.01% | 2042 |
|
|
2025
Q4 | $10.9M | Buy |
282,200
+54,000
| +24% | +$2.16M | ﹤0.01% | 2223 |
|
|
2025
Q3 | $10.2M | Buy |
228,200
+55,300
| +32% | +$3.3M | ﹤0.01% | 2390 |
|
|
2025
Q2 | $11.6M | Buy |
172,900
+32,900
| +24% | +$2.21M | ﹤0.01% | 1970 |
|
|
2025
Q1 | $10.9M | Buy |
140,000
+19,400
| +16% | +$1.56M | ﹤0.01% | 1882 |
|
|
2024
Q4 | $9.86M | Sell |
120,600
-288,400
| -71% | -$22.7M | ﹤0.01% | 1898 |
|
|
2024
Q3 | $31.6M | Sell |
409,000
-445,900
| -52% | -$35.3M | 0.01% | 943 |
|
|
2024
Q2 | $62.7M | Buy |
854,900
+571,500
| +202% | +$41.2M | 0.01% | 584 |
|
|
2024
Q1 | $24.7M | Buy |
283,400
+10,700
| +4% | +$809K | 0.01% | 1035 |
|
|
2023
Q4 | $20.9M | Buy |
272,700
+118,900
| +77% | +$7.99M | 0.01% | 1231 |
|
|
2023
Q3 | $10.9M | Sell |
153,800
-183,300
| -54% | -$15M | ﹤0.01% | 1690 |
|
|
2023
Q2 | $28.2M | Buy |
337,100
+59,900
| +22% | +$4.39M | 0.01% | 925 |
|
|
2023
Q1 | $17.8M | Sell |
277,200
-132,300
| -32% | -$8.85M | 0.01% | 1086 |
|
|
2022
Q4 | $24.9M | Buy |
409,500
+253,400
| +162% | +$16.3M | 0.01% | 864 |
|
|
2022
Q3 | $10.3M | Sell |
156,100
-52,700
| -25% | -$4.82M | ﹤0.01% | 1663 |
|
|
2022
Q2 | $18.9M | Buy |
208,800
+22,900
| +12% | +$2.15M | 0.01% | 1161 |
|
|
2022
Q1 | $17.9M | Buy |
185,900
+18,200
| +11% | +$1.96M | 0.01% | 1359 |
|
|
2021
Q4 | $21.8M | Sell |
167,700
-18,500
| -10% | -$2.59M | 0.01% | 1142 |
|
|
2021
Q3 | $23.8M | Buy |
186,200
+10,700
| +6% | +$1.42M | 0.01% | 1019 |
|
|
2021
Q2 | $22.7M | Sell |
175,500
-77,500
| -31% | -$9.58M | 0.01% | 987 |
|
|
2021
Q1 | $33.6M | Buy |
253,000
+108,700
| +75% | +$13.2M | 0.02% | 643 |
|
|
2020
Q4 | $13.6M | Sell |
144,300
-46,600
| -24% | -$4.37M | 0.01% | 1162 |
|
|
2020
Q3 | $17.5M | Buy |
190,900
+136,100
| +248% | +$13.6M | 0.01% | 845 |
|
|
2020
Q2 | $4.91M | Buy |
54,800
+34,700
| +173% | +$2.72M | ﹤0.01% | 1874 |
|
|
2020
Q1 | $1.08M | Sell |
20,100
-110,700
| -85% | -$9.37M | ﹤0.01% | 2714 |
|
|
2019
Q4 | $11.5M | Buy |
130,800
+37,200
| +40% | +$3.5M | 0.02% | 580 |
|
|
2019
Q3 | $8.24M | Buy |
93,600
+14,800
| +19% | +$1.27M | 0.01% | 691 |
|
|
2019
Q2 | $6.84M | Sell |
78,800
-16,500
| -17% | -$1.29M | 0.01% | 850 |
|
|
2019
Q1 | $6.65M | Buy |
95,300
+86,100
| +936% | +$5.31M | 0.01% | 939 |
|
|
2018
Q4 | $577K | Sell |
9,200
-50,600
| -85% | -$3.34M | ﹤0.01% | 3285 |
|
|
2018
Q3 | $4.46M | Buy |
59,800
+22,200
| +59% | +$1.69M | 0.01% | 1133 |
|
|
2018
Q2 | $2.74M | Sell |
37,600
-600
| -2% | -$40.1K | 0.01% | 1589 |
|
|
2018
Q1 | $2.37M | Buy |
38,200
+2,500
| +7% | +$163K | 0.01% | 1652 |
|
|
2017
Q4 | $2.29M | Sell |
35,700
-50,400
| -59% | -$3.6M | 0.01% | 1468 |
|
|
2017
Q3 | $6.53M | Sell |
86,100
-154,000
| -64% | -$10.3M | 0.02% | 708 |
|
|
2017
Q2 | $15.1M | Buy |
240,100
+140,900
| +142% | +$8.51M | 0.05% | 310 |
|
|
2017
Q1 | $5.88M | Buy |
99,200
+22,700
| +30% | +$1.47M | 0.03% | 618 |
|
|
2016
Q4 | $4.93M | Sell |
76,500
-188,000
| -71% | -$10.5M | 0.02% | 677 |
|
|
2016
Q3 | $14.1M | Buy |
264,500
+199,800
| +309% | +$11.3M | 0.07% | 235 |
|
|
2016
Q2 | $3.17M | Buy |
64,700
+10,700
| +20% | +$550K | 0.02% | 895 |
|
|
2016
Q1 | $2.76M | Buy |
54,000
+45,900
| +567% | +$2.17M | 0.02% | 922 |
|
|
2015
Q4 | $437K | Sell |
8,100
-5,300
| -40% | -$303K | ﹤0.01% | 2644 |
|
|
2015
Q3 | $795K | Buy |
+13,400
| New | +$840K | 0.01% | 1828 |
|
Other funds holding KMX
VPM
VCM
SV
SIM
Jane Street's KMX Position: Q1 2026 in Review
Jane Street reduced its CarMax (KMX) stake by 47% in Q1 2026, selling an estimated $17.8M and leaving 457,728 shares worth $19M. The position accounts for ﹤0.01% of the portfolio, ranked #1823.
Jane Street first reported a position in KMX in Q2 2013 and has held it in 49 quarters since. The position peaked at $33.4M in Q4 2025. 547 funds tracked by Wall St. Rank hold KMX as of Q1 2026.
- Jane Street held 457,728 shares of CarMax worth $19M as of Q1 2026.
- Jane Street sold 406,878 CarMax shares in Q1 2026, an estimated $17.8M.
- CarMax made up ﹤0.01% of Jane Street's portfolio in Q1 2026, its #1823 holding.
- Jane Street first reported a position in CarMax in Q2 2013 and has held it in 49 quarters since.
- Jane Street's CarMax position peaked at $33.4M in Q4 2025.
- 547 funds tracked by Wall St. Rank held CarMax as of Q1 2026.
Based on Jane Street's 13F filing for Q1 2026, filed 12 May 2026.