CHECK CAPITAL MANAGEMENT INC/CA
CIK 0001032814
Annualised vol
7.074085%
Beta
0.188793
HHI
1122.870545
Top-10 weight
86.258558%
VaR 95%
0.576432%
VaR 99%
1.340558%
Max drawdown
8.633786%
Matched value
86.257437%
Returns of reported holdings
Loading returns…
Position changes vs prior quarter
What the latest 13F shows bought and sold against the quarter before, by share count.
| Ticker | Change | Shares now | Shares before | Share change % | Value now ($) |
|---|---|---|---|---|---|
| BRK-B | ADDED | 5,136,503 | 4,894,119 | 4.95% | 2,591,208,290 |
| GOOGL | REDUCED | 667,772 | 694,082 | -3.79% | 235,944,012 |
| MKL | ADDED | 79,209 | 76,886 | 3.02% | 154,696,297 |
| SIRI | REDUCED | 2,927,799 | 2,942,595 | -0.5% | 86,487,194 |
| LKQ | REDUCED | 1,886,416 | 1,917,106 | -1.6% | 49,669,339 |
| AMZN | ADDED | 206,057 | 204,087 | 0.97% | 49,111,526 |
| CMPR | ADDED | 472,485 | 471,466 | 0.22% | 48,051,725 |
| W | ADDED | 169,025 | 167,948 | 0.64% | 15,621,260 |
| TRUP | CLOSED OUT | 0 | 40,695 | -100.0% | 0 |
| AAPL | CLOSED OUT | 0 | 23,073 | -100.0% | 0 |
| BAM | CLOSED OUT | 0 | 12,954 | -100.0% | 0 |
| FAST | CLOSED OUT | 0 | 7,920 | -100.0% | 0 |
| MSFT | CLOSED OUT | 0 | 6,079 | -100.0% | 0 |
| AMGN | CLOSED OUT | 0 | 3,885 | -100.0% | 0 |
| GE | CLOSED OUT | 0 | 2,990 | -100.0% | 0 |
| BH-A | CLOSED OUT | 0 | 2,545 | -100.0% | 0 |
| COP | CLOSED OUT | 0 | 2,534 | -100.0% | 0 |
| NVDA | CLOSED OUT | 0 | 2,117 | -100.0% | 0 |
| BA | CLOSED OUT | 0 | 1,445 | -100.0% | 0 |
| CVX | CLOSED OUT | 0 | 1,350 | -100.0% | 0 |
| DGX | CLOSED OUT | 0 | 1,300 | -100.0% | 0 |
| UNH | CLOSED OUT | 0 | 1,232 | -100.0% | 0 |
| GS | CLOSED OUT | 0 | 1,230 | -100.0% | 0 |
| ITW | CLOSED OUT | 0 | 1,100 | -100.0% | 0 |
| FDX | CLOSED OUT | 0 | 993 | -100.0% | 0 |
| SPY | CLOSED OUT | 0 | 965 | -100.0% | 0 |
| JPM | CLOSED OUT | 0 | 956 | -100.0% | 0 |
| GEV | CLOSED OUT | 0 | 901 | -100.0% | 0 |
Holdings (latest quarter)
| Ticker | Change | Issuer | Class | CUSIP | Value ($) | Weight % | Shares |
|---|---|---|---|---|---|---|---|
| BRK-B | ADDED | Berkshire Hathaway | COM | 084670702 | 763,895,374 | 20.39 | 1526600.0 |
| BRK-B | ADDED | Berkshire Hathaway | COM | 084670702 | 559,973,704 | 14.95 | 1119075.0 |
| BRK-B | ADDED | Berkshire Hathaway | COM | 084670702 | 539,570,537 | 14.41 | 1078300.0 |
| BRK-B | ADDED | Berkshire Hathaway | COM | 084670702 | 462,160,204 | 12.34 | 923600.0 |
| GOOGL | REDUCED | Alphabet | COM | 38259p706 | 235,944,012 | 6.3 | 667772.0 |
| - | Brookfield Corp. | COM | 11271J107 | 187,786,592 | 5.01 | 4409171.0 | |
| MKL | ADDED | Markel | COM | 570535104 | 154,696,297 | 4.13 | 79209.0 |
| - | AerCap Holdings | COM | n00985106 | 117,770,852 | 3.14 | 807867.0 | |
| BRK-B | ADDED | Berkshire Hathaway | COM | 084670702 | 116,740,987 | 3.12 | 233300.0 |
| - | First Citizens | COM | 31946M103 | 92,293,066 | 2.46 | 44355.0 | |
| SIRI | REDUCED | Sirius XM | COM | 829933100 | 86,487,194 | 2.31 | 2927799.0 |
| LKQ | REDUCED | LKQ Corp | COM | 501889208 | 49,669,339 | 1.33 | 1886416.0 |
| AMZN | ADDED | Amazon | COM | 023135106 | 49,111,526 | 1.31 | 206057.0 |
| CMPR | ADDED | Cimpress | COM | 045290255 | 48,051,725 | 1.28 | 472485.0 |
| - | Disney (Walt) | COM | 254687106 | 43,329,226 | 1.16 | 450174.0 | |
| BRK-B | ADDED | Berkshire Hathaway | COM | 084670702 | 36,178,197 | 0.97 | 72300.0 |
| - | Hershey Foods | COM | 427866108 | 36,015,028 | 0.96 | 205272.0 | |
| - | Jefferies | COM | 47233w109 | 34,281,773 | 0.92 | 685910.0 | |
| BRK-B | ADDED | Berkshire Hathaway | COM | 084670702 | 27,471,411 | 0.73 | 54900.0 |
| BRK-B | ADDED | Berkshire Hathaway 'A' | COM | 084670108 | 20,967,800 | 0.56 | 28.0 |
| BRK-B | ADDED | Berkshire Hathaway | COM | 084670702 | 19,465,171 | 0.52 | 38900.0 |
| W | ADDED | Wayfair | COM | 94419l101 | 15,621,260 | 0.42 | 169025.0 |
| BRK-B | ADDED | Berkshire Hathaway | COM | 084670702 | 14,611,388 | 0.39 | 29200.0 |
| BRK-B | ADDED | Berkshire Hathaway | COM | 084670702 | 8,056,279 | 0.22 | 16100.0 |
| BRK-B | ADDED | Berkshire Hathaway | COM | 084670702 | 6,505,070 | 0.17 | 13000.0 |
| BRK-B | ADDED | Berkshire Hathaway | COM | 084670702 | 5,554,329 | 0.15 | 11100.0 |
| BRK-B | ADDED | Berkshire Hathaway | COM | 084670702 | 5,053,939 | 0.13 | 10100.0 |
| BRK-B | ADDED | Berkshire Hathaway | COM | 084670702 | 4,303,354 | 0.11 | 8600.0 |
| - | Fairfax Finl Hldgs | COM | 303901102 | 3,253,915 | 0.09 | 1979.0 | |
| BRK-B | ADDED | Berkshire Hathaway | COM | 084670702 | 450,351 | 0.01 | 900.0 |
| BRK-B | ADDED | Berkshire Hathaway | COM | 084670702 | 250,195 | 0.01 | 500.0 |
Quarterly portfolios
| Period | Filed | Value ($) | Positions | Vol % | Beta | Max DD % |
|---|---|---|---|---|---|---|
| 2026-06-30 | 2026-08-05 | 3,745,520,095 | 31 | 7.074085 | 0.188793 | 8.633786 |
| 2026-03-31 | 2026-05-04 | 3,436,041,546 | 66 | 7.034083 | 0.188509 | 8.85097 |
| 2025-12-31 | 2026-02-06 | 3,436,894,329 | 75 | 6.957089 | 0.184758 | 8.657874 |
| 2025-09-30 | 2025-11-06 | 3,033,970,809 | 70 | 7.109556 | 0.201168 | 8.792304 |
| 2025-03-31 | 2025-05-02 | 3,427,861,217 | 69 | 7.12845 | 0.171139 | 10.791606 |
| 2024-12-31 | 2025-01-30 | 3,356,723,943 | 77 | 7.078803 | 0.17935 | 10.248671 |