Holders — by stockHoldings — by fund
CHECK CAPITAL MANAGEMENT INC/CA
Everything this manager disclosed owning in US-listed stocks — its complete Form 13F portfolio · as of 2026-06-30 · filed with the SEC up to 45 days after quarter end · CIK 0001032814
$3.64B
disclosed book value
52
positions
55.3%
largest position share
Positions, as of 2026-06-30
top 53 of 52 · 13F covers long US-listed positions only — cash, bonds, private and foreign stakes are not disclosed · PUT/CALL tags = options positions (share-equivalents), not shares held
| # | Issuer | Shares | Value | % of book |
|---|---|---|---|---|
| 1 | BRK/BBerkshire HathawayCALL | 4.0M | $2.01B | 55.3% |
| 2 | BRK/BBerkshire Hathaway | 836,370 | $418.5M | 11.5% |
| 3 | Alphabet | 667,737 | $235.9M | 6.5% |
| 4 | BNBrookfield Corp. | 4.4M | $187.5M | 5.2% |
| 5 | MKLMarkel | 79,209 | $154.7M | 4.3% |
| 6 | AERAerCap Holdings | 807,867 | $117.8M | 3.2% |
| 7 | FCNCAFirst Citizens | 44,353 | $92.3M | 2.5% |
| 8 | SIRISirius XM | 2.9M | $86.5M | 2.4% |
| 9 | LKQLKQ Corp | 1.9M | $49.7M | 1.4% |
| 10 | AMZNAmazon | 206,057 | $49.1M | 1.4% |
| 11 | Cimpress | 472,485 | $48.1M | 1.3% |
| 12 | DISDisney (Walt) | 450,174 | $43.3M | 1.2% |
| 13 | HSYHershey Foods | 205,272 | $36.0M | 1% |
| 14 | JEFJefferies | 685,910 | $34.3M | 0.9% |
| 15 | BRK/ABerkshire Hathaway 'A' | 28 | $21.0M | 0.6% |
| 16 | WWayfair | 169,025 | $15.6M | 0.4% |
| 17 | AAPLApple | 23,439 | $6.8M | 0.2% |
| 18 | BH/ABiglari Cl A | 1,562 | $3.3M | 0.1% |
| 19 | FRFHFFairfax Finl Hldgs | 1,979 | $3.3M | 0.1% |
| 20 | MSFTMicrosoft | 6,229 | $2.3M | 0.1% |
| 21 | CATCaterpillar Tractor | 1,717 | $1.8M | 0.1% |
| 22 | AMGNAmgen | 3,885 | $1.4M | 0% |
| 23 | Alphabet Class A | 3,683 | $1.3M | 0% |
| 24 | GLWCorning | 5,050 | $1.3M | 0% |
| 25 | GSGoldman Sachs | 1,230 | $1.2M | 0% |
| 26 | General Electric | 2,990 | $1.1M | 0% |
| 27 | GEVGE Vernova | 901 | $1.1M | 0% |
| 28 | TRUPTrupanion Inc. | 40,075 | $992,658 | 0% |
| 29 | TSLATesla Motors | 2,350 | $988,410 | 0% |
| 30 | XTIShares Exponential Technologi | 8,800 | $727,144 | 0% |
| 31 | SPYSPDR S&P 500 | 965 | $720,633 | 0% |
| 32 | BACBank of America | 12,038 | $685,912 | 0% |
| 33 | RTXRaytheon Technologies | 3,489 | $661,968 | 0% |
| 34 | NVDANvidia | 3,077 | $615,677 | 0% |
| 35 | BAMBrookfield Asset Management | 13,129 | $588,836 | 0% |
| 36 | UNHUnitedHealth | 1,122 | $466,337 | 0% |
| 37 | Biglari Holdings | 967 | $411,971 | 0% |
| 38 | FASTFastenal | 7,920 | $380,398 | 0% |
| 39 | WFCWells Fargo | 4,483 | $370,475 | 0% |
| 40 | UBERUber | 4,865 | $351,058 | 0% |
| 41 | SCHGSchwab US Large Cap Growth | 9,800 | $331,632 | 0% |
| 42 | JPMJPMorgan Chase | 957 | $313,279 | 0% |
| 43 | BABoeing Co | 1,445 | $312,799 | 0% |
| 44 | FDXFedEx | 961 | $300,918 | 0% |
| 45 | ITWIllinois Tool Works | 1,100 | $297,517 | 0% |
| 46 | DGXQuest Diagnostics | 1,300 | $275,536 | 0% |
| 47 | CFGCitizens Financial Group | 3,800 | $266,266 | 0% |
| 48 | FCXFreeport Mcmoran Copper | 3,881 | $244,076 | 0% |
| 49 | HBMHudbay Minerals | 9,940 | $234,683 | 0% |
| 50 | LRCXEURLam Research | 500 | $216,665 | 0% |
| 51 | TGBTaseko Mines | 31,350 | $215,688 | 0% |
| 52 | CVXChevron | 1,250 | $207,200 | 0% |
| 53 | SCHASchwab US Small Cap ETF | 5,600 | $202,328 | 0% |
Source: SEC Form 13F-HR, reporting period 2026-06-30. Values are the manager's filed June-30-style quarter-end marks, not live prices. Research, not investment advice.