Ruane Cunniff's KMX Position Overview
Ruane Cunniff (via Ruane, Cunniff & Goldfarb L.P.) currently holds 4.5K shares of CarMax, Inc. (KMX) worth $200,524, representing 0.00% of the portfolio. First purchased in 2016-Q2, this long-term strategic position has been held for 38 quarters.
Based on 13F filings, Ruane Cunniff has maintained a strategic position in KMX, demonstrating sustained confidence in this investment. Largest addition occurred in Q1 2018, adding 5.3M shares. Largest reduction occurred in Q4 2017, reducing 3.0M shares.
Analysis based on 13F filings available since 2013 Q2
Ruane Cunniff's CarMax (KMX) Holding Value Over Time
Track share changes against reported price movement
Quarterly CarMax (KMX) Trades by Ruane Cunniff
| Period | Bought/Sold (Sh.) | % Change | Qtr. End Shares | Reported Price |
|---|---|---|---|---|
| Q2 2016 | +6.22 M | New Buy | 6.22 M | $49.03 |
| Q3 2016 | -182,683 | Reduce 2.94% | 6.03 M | $53.35 |
| Q4 2016 | +4.02 M | Add 66.62% | 10.05 M | $64.39 |
| Q1 2017 | -348,764 | Reduce 3.47% | 9.7 M | $59.22 |
| Q2 2017 | +445,826 | Add 4.59% | 10.15 M | $63.06 |
| Q3 2017 | -523,835 | Reduce 5.16% | 9.63 M | $75.81 |
| Q4 2017 | -2.99 M | Reduce 31.11% | 6.63 M | $64.13 |
| Q1 2018 | +11.95 M | Add 0.00% | 11.95 M | $60.64 |
| Q2 2018 | -2,471 | Reduce 0.02% | 11.95 M | $72.87 |
| Q3 2018 | -207,305 | Reduce 1.73% | 11.74 M | $74.67 |
| Q4 2018 | -114,005 | Reduce 0.97% | 11.63 M | $62.73 |
| Q1 2019 | -161,059 | Reduce 1.39% | 11.47 M | $69.80 |
| Q2 2019 | -1.55 M | Reduce 13.50% | 9.92 M | $86.83 |
| Q3 2019 | -96,293 | Reduce 0.97% | 9.82 M | $88.00 |
| Q4 2019 | -1.87 M | Reduce 19.07% | 7.95 M | $87.67 |
| Q1 2020 | +1.21 M | Add 15.26% | 9.16 M | $53.83 |
| Q2 2020 | -2.43 M | Reduce 26.57% | 6.73 M | $89.55 |
| Q3 2020 | -151,090 | Reduce 2.25% | 6.58 M | $91.91 |
| Q4 2020 | -29,393 | Reduce 0.45% | 6.55 M | $94.46 |
| Q1 2021 | +264,327 | Add 4.04% | 6.81 M | $132.66 |
| Q2 2021 | -87,130 | Reduce 1.28% | 6.73 M | $129.15 |
| Q3 2021 | +427,946 | Add 6.36% | 7.15 M | $127.96 |
| Q4 2021 | -184,851 | Reduce 2.58% | 6.97 M | $130.23 |
| Q1 2022 | -71,515 | Reduce 1.03% | 6.9 M | $96.48 |
| Q2 2022 | -189,768 | Reduce 2.75% | 6.71 M | $90.48 |
| Q3 2022 | -239,403 | Reduce 3.57% | 6.47 M | $66.02 |
| Q4 2022 | -197,202 | Reduce 3.05% | 6.27 M | $60.89 |
| Q1 2023 | -138,257 | Reduce 2.20% | 6.13 M | $64.28 |
| Q2 2023 | -102,924 | Reduce 1.68% | 6.03 M | $83.70 |
| Q3 2023 | -464,864 | Reduce 7.71% | 5.57 M | $70.73 |
| Q4 2023 | -1.44 M | Reduce 25.85% | 4.13 M | $76.74 |
| Q1 2024 | -158,828 | Reduce 3.85% | 3.97 M | $87.11 |
| Q2 2024 | -170,637 | Reduce 4.30% | 3.8 M | $73.34 |
| Q3 2024 | -1.97 M | Reduce 51.93% | 1.83 M | $77.38 |
| Q4 2024 | -1.8 M | Reduce 98.49% | 27,571 | $81.76 |
| Q1 2025 | -21,291 | Reduce 77.22% | 6,280 | $77.92 |
| Q3 2025 | -1,811 | Reduce 28.84% | 4,469 | $44.87 |
Ruane Cunniff's CarMax Investment FAQs
Ruane Cunniff first purchased CarMax, Inc. (KMX) in Q2 2016, acquiring 6,215,800 shares, as reported in their 13F filing for that period. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Ruane Cunniff has held CarMax, Inc. (KMX) for 38 quarters since Q2 2016. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Ruane Cunniff's largest addition to CarMax, Inc. (KMX) was in Q1 2018, adding 11,952,575 shares worth $724.8 M. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
According to the latest 13F filing for Q3 2025, Ruane Cunniff's firm, Ruane, Cunniff & Goldfarb L.P., owns 4,469 shares of CarMax, Inc. (KMX), valued at approximately $200,524. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
As of the Q3 2025 filing, CarMax, Inc. (KMX) represents approximately 0.00% of Ruane Cunniff's publicly disclosed stock portfolio, making it one of their key holdings. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.
Ruane Cunniff's peak holding in CarMax, Inc. (KMX) was 11,952,575 shares, as reported at the end of Q1 2018. Note: Analysis reflects filings available since Q2 2013; earlier records may be incomplete.