SEC 13F Intelligence

Check Capital Management Inc/Ca / KMX

Check Capital Management Inc/Ca’s Carmax Inc Position

Does Check Capital Management Inc/Ca own Carmax Inc (KMX)? Not currently — the last reported position was 600.0K shares worth $27M in Q3 2025; the fund’s latest 13F (Q1 2026) no longer reports it.

Position Value
$27M
Q3 2025
Shares
600.0K
% of Portfolio
+0.89%
Quarters Held
28
position exited

Position History KMX

Reported value by quarter
Q4 ’18: $53MQ4 ’18Q1 ’19: $58MQ2 ’19: $70MQ3 ’19: $67MQ4 ’19: $65MQ4 ’19Q1 ’20: $38MQ2 ’20: $46MQ3 ’20: $44MQ4 ’20: $44MQ4 ’20Q1 ’21: $50MQ2 ’21: $68MQ3 ’21: $66MQ4 ’21: $67MQ4 ’21Q1 ’22: $50MQ2 ’22: $48MQ3 ’22: $35MQ4 ’22: $32,034Q4 ’22Q1 ’23: $41,017Q2 ’23: $52,130Q3 ’23: $43,432Q4 ’23: $32MQ4 ’23Q1 ’24: $53MQ2 ’24: $45MQ3 ’24: $48MQ4 ’24: $50MQ4 ’24Q1 ’25: $48MQ2 ’25: $40MQ3 ’25: $27Mfilingsflow.com
QuarterSharesValue% of Portfolio
Q3 2025600.0K$27M+0.89%
Q2 2025599.0K$40M+1.36%
Q1 2025609.7K$48M+1.39%
Q4 2024612.7K$50M+1.49%
Q3 2024614.6K$48M+1.46%
Q2 2024616.7K$45M+1.50%
Q1 2024612.2K$53M+1.75%
Q4 2023526.1K$32M+1.54%
Q3 2023614.1K$43,432+1.67%
Q2 2023622.8K$52,130+2.06%
Q1 2023638.1K$41,017+1.83%
Q4 2022526.1K$32,034+1.54%
Q3 2022526.0K$35M+1.85%
Q2 2022525.8K$48M+2.38%
Q1 2022517.3K$50M+1.95%
Q4 2021516.3K$67M+2.82%
Q3 2021519.5K$66M+3.09%
Q2 2021523.8K$68M+3.06%
Q1 2021377.0K$50M+2.44%
Q4 2020462.2K$44M+2.38%
Q3 2020478.4K$44M+2.68%
Q2 2020510.4K$46M+3.15%
Q1 2020701.5K$38M+2.49%
Q4 2019742.0K$65M+3.13%
Q3 2019764.3K$67M+3.55%
Q2 2019802.9K$70M+3.58%
Q1 2019834.6K$58M+3.08%
Q4 2018837.2K$53M+2.83%

Common-stock position only; options are excluded. Quarters where the fund filed no 13F or reported no position are absent. See Check Capital Management Inc/Ca’s full portfolio or all institutional holders of KMX.